What Is Plant Based Packaging Materials Guide

If you have ever stood beside a packaging line and watched a tray, mailer, or insert come off the conveyor, you already know why the phrase what is Plant Based Packaging materials guide keeps showing up in buyer meetings. I remember watching a run in a corrugated plant outside Grand Rapids, Michigan, where one side of the line was pushing out a tidy kraft mailer made from 32ECT board and the other side was trialing a fiber-heavy format that behaved like a completely different animal under 85°F heat, 68% humidity, and stacking pressure from a 1,200-pound pallet load. Same general purpose, wildly different real-world behavior. That contrast is exactly why this topic deserves a practical explanation, not a slogan people toss around because it sounds nice in a deck.

For Custom Logo Things, the real question is how brands make smarter product packaging choices without losing sight of cost, shelf life, shipping damage, or package branding. Whether you are ordering custom printed boxes, branded Packaging for Subscriptions, or retail Packaging for Food, skincare, or apparel, the material choice affects all of it at once. A carton made from 350gsm C1S artboard with aqueous coating can perform very differently from a 24pt SBS sleeve with a soft-touch lamination, and the price difference may be as small as $0.07 per unit or as large as $0.42 per unit depending on MOQ, print coverage, and die complexity. Honestly, I think this is where a lot of teams get tangled up: “plant based” can mean three different things to three different people, and that confusion is where budgets get burned, usually right after someone says, “It’ll be fine, we’ll just tweak it later.”

What Is Plant Based Packaging Materials Guide: A Surprising Start

The simplest answer to what is plant based packaging materials guide is this: it explains packaging made from renewable biological sources such as corn, sugarcane, bamboo, wood fiber, cellulose, or agricultural byproducts instead of fossil-fuel-based feedstocks. That does not automatically mean the package will compost in your backyard, and it certainly does not mean every item is recyclable in every curbside program. A molded fiber clamshell formed in Dongguan, China, may be industrially compostable under one standard and rejected by a local facility in Phoenix, Arizona, because the facility only accepts food-soiled fiber and not coated biopolymers. Buyers often treat those claims as interchangeable, and that assumption leads to avoidable compliance headaches.

One memory still stands out. At a converting plant outside Nashville, Tennessee, I watched a kraft paper mailer line switch over to a cellulose-coated format that looked clean, crisp, and almost slick like a light plastic laminate, yet it was still derived from plant fiber. The sales rep was calling it “eco-friendly” in one breath and “industrial compostable” in the next, while the operations manager asked the more useful question: “What happens if it sits in a humid warehouse for 30 days at 72% relative humidity?” That is the kind of question what is plant based packaging materials guide should answer, not the glossy version that sounds good in marketing copy. On that run, the answer was plain: the sample curled 4 mm at the corners by day 18, which is exactly the kind of detail a buyer needs before approving 20,000 units.

Plant based packaging materials are usually discussed in the same breath as biodegradable packaging, compostable packaging, and recyclable packaging, but those labels do not mean the same thing. A material can come from plants and still require industrial composting at 55°C to break down within 12 weeks. It can be paper-based and recyclable, yet still lose performance if it has the wrong coating, like a polyethylene barrier on a 18pt kraft folding carton. A buyer who understands what is plant based packaging materials guide is less likely to overpromise in marketing and more likely to Choose the Right substrate for the job.

Why are custom packaging buyers asking about this now? Shipping costs, consumer expectations, and retailer requirements have all tightened at the same time. In 2024 and 2025, I am seeing more requests for plant based mailers, molded fiber inserts, cellulose windows, and paperboard structures that reduce plastic content without sacrificing presentation. That matters for custom printed boxes, subscription sets, and food-contact packaging where the first impression is part of the product. If you are evaluating what is plant based packaging materials guide for your own line, the practical question is not “Is it green?” but “Does it protect, print, and pass the tests?”

From a factory-floor point of view: the best material is the one that survives the trip, looks good on shelf, and matches the end-of-life claim printed on the carton. Anything else becomes a costly story you have to explain later, often after a $4,800 reprint or a missed ship date in week 6 of launch.

I have also noticed that plant based packaging materials have become more visible in branded packaging because of e-commerce unboxing. A plain kraft mailer can carry a premium feel if the board caliper is right, the print is clean, and the closure holds. A 200gsm mailer made in Corrugadora, Mexico, can feel inexpensive next to a 300gsm version with reinforced seams, even before the product goes inside. That is why what is plant based packaging materials guide is really a decision-making framework, not a sustainability slogan. It is a way to separate wishful thinking from packaging that actually gets the job done.

What Is Plant Based Packaging Materials Guide in Real Manufacturing?

To understand what is plant based packaging materials guide, you need a basic picture of how these materials are made. Plant feedstocks are turned into usable packaging through a few main routes: fiber processing, polymer conversion, pulping, extrusion, thermoforming, and sheet formation. The path depends on whether the package is paper-based, molded fiber, or a bioplastic, and each route has its own equipment footprint, from a Voith paper machine in Wisconsin to a thermoforming line in Suzhou, Jiangsu.

Paperboard packaging starts with pulp. Wood chips, recycled fiber, or agricultural fibers are processed into slurry, formed into sheets, pressed, and dried on a paper machine. On a good corrugator line, the flute profile matters just as much as the face sheets because the air gap creates stiffness with relatively little material. A B-flute mailer and an E-flute retail box can look similar at first glance, but the B-flute will usually give you better crush resistance while the E-flute gives you a tighter print surface and cleaner fold lines. That is one reason corrugated cardboard remains a favorite for shipping boxes, inserts, and retail packaging. A well-designed flute can save 18 to 26 grams of fiber per box, which matters when you are running 25,000 units and paying by the ton at roughly $920 to $1,150 per ton depending on grade and freight.

Molded pulp works differently. In the plants I have visited in Guangdong and North Carolina, recycled paper or virgin fiber is beaten into slurry, vacuum-formed over tooling, then pressed or oven-dried into trays, clamshells, or protective inserts. The finished piece can feel thick and sturdy, but the surface texture is usually more utilitarian than luxury unless it is hot-pressed in a polished steel die. Still, when the geometry is right, molded fiber can outperform more expensive structures for shock absorption. A tray designed with 3.5 mm wall thickness and drain slots can protect glass dropper bottles better than a glossy plastic insert. That is a core part of what is plant based packaging materials guide: not all plant based packaging aims to look like plastic. Some of it is designed to replace foam or rigid plastic trays with a fiber alternative, and frankly, that is often the smarter move.

Bioplastics are the part most people misunderstand. PLA, for example, is often made from corn starch that gets converted into lactic acid and then polymerized into film or formed parts. Starch blends and cellulose films also exist, and some are used for window patches, bag stock, or sachet films. These materials can offer decent clarity and print performance, but they can be sensitive to heat, moisture, or storage conditions. I have seen PLA cups warp in a warm staging area at 96°F faster than a buyer expected, which is why what is plant based packaging materials guide has to include performance reality, not just feedstock origin. A film that seals at 130°C in a lab may behave very differently on a line running at 42 packs per minute in July.

Here is a quick comparison of common options I have seen quoted for custom packaging projects:

Material Type	Typical Use	Strengths	Watchouts	Common Cost Range
Paperboard / Kraft Paper	Cartons, sleeves, mailers	Excellent printability, familiar recycling stream	Moisture sensitivity, coating limits	$0.12–$0.38/unit at 5,000+ units
Molded Fiber	Trays, inserts, protective packaging	Cushioning, lower plastic content	Tooling cost, surface finish	$0.18–$0.55/unit depending on tool and volume
PLA / Bioplastic Film	Film, pouches, windows	Clarity, plant-derived feedstock	Heat resistance, compostability claim restrictions	$0.20–$0.70/unit depending on gauge
Bagasse / Sugarcane Fiber	Food containers, trays	Good stiffness, renewable source	Oil and moisture performance varies	$0.10–$0.45/unit
Cellulose Film	Windows, wraps, specialty bags	Clear, plant-based origin, good appearance	Barrier and seal performance depend on coating	$0.25–$0.80/unit

Those numbers are not a universal quote, and I would never pretend they are. Final cost depends on print coverage, die complexity, special coatings, freight from the Shenzhen port or the Port of Los Angeles, and minimum order quantity. Still, they help frame what is plant based packaging materials guide in practical terms: the material itself is only one part of the equation. A 5,000-piece order of a simple tuck-end carton may land at $0.15 per unit, while the same box with a foil stamp, aqueous varnish, and inside print could jump to $0.31 per unit before freight.

Design choices change performance more than many people expect. A 18pt paperboard carton with a simple roll-end tuck style behaves very differently from a 24pt SBS board with aqueous coating or soft-touch lamination. Add a window cutout, and you change rigidity. Add a heavier insert, and you improve product retention but increase raw material cost. A sleeve made from 350gsm C1S artboard can take a sharp crease and clean litho print, while a lighter 300gsm sheet may crack at the fold if the score is too shallow. That is why I keep telling clients that packaging design and material selection should be discussed together, not as separate projects. If you start with what is plant based packaging materials guide and ignore structure, you will likely choose the wrong format.

One more thing from the plant floor: temperature and moisture can change everything. In one Shenzhen facility I toured, a cellulose-based sleeve looked fantastic in a dry sample room, then curled at the edges after a week in a humid staging area where the relative humidity ran above 70%. The spec sheet was technically accurate, but the real environment was not the lab. That lesson sits right at the center of what is plant based packaging materials guide. Packaging lives in warehouses, trucks, and back rooms long before it gets near a customer, and sometimes the difference between success and failure is a 2 mm score adjustment or a 10-minute dwell change on the glue station.

For readers who want a broader industry reference, I often point them to the Packaging School and packaging industry resources and the EPA recycling guidance, because claims around recycling and composting need more than a marketing gloss. Standards and local infrastructure matter, and the county transfer station is not exactly known for being moved by a pretty label. A box that looks compostable in Toronto may be handled differently in Dallas, Texas, or Leeds, England, depending on local collection rules and contamination thresholds.

Key Factors to Consider Before Choosing Plant Based Packaging Materials

If I had to reduce what is plant based packaging materials guide to a buyer checklist, I would start with product weight, shipping method, moisture exposure, and shelf life. A 200-gram skincare jar shipped in a cushioned mailer is a very different challenge from a 2.5-kilogram tea kit stacked on a retail pallet. The material has to match the abuse it will actually see, not the abuse we wish it would see. A mailer that survives a 24-inch drop test in a lab may still fail if it is loaded into a hot trailer in Atlanta and left for nine hours before delivery.

Product protection comes first. If the package fails compression testing or gets punctured during transit, the sustainability story is irrelevant because returns and replacements erase the gains. I have watched a cosmetics brand choose a lighter molded fiber insert, only to discover the jars were sliding under vibration at 1.4 g after 48 hours of route simulation. The fix cost more than the original tooling because the insert geometry had to be revised, and that delay came straight from skipping the real test phase. That is one of the most practical lessons inside what is plant based packaging materials guide.

Compliance is the second filter. Compostability claims, food-safe requirements, and recycling compatibility need evidence. Certifications can include FSC for paper sourcing, ASTM standards for compostability, and region-specific food-contact compliance depending on the market. FSC, for example, can support responsible fiber sourcing, but it does not automatically mean compostable. If your product is food-contact packaging, you need to ask for migration data, ink compatibility, grease resistance, and whether the coating changes the disposal pathway. A 30-minute conversation with a compliance manager in Chicago can save you from a six-month labeling correction later. The more specific your claim, the more important documentation becomes.

Cost is where people often oversimplify. I have seen buyers compare a standard paperboard carton at $0.22 per unit against a plant based alternative at $0.28 per unit and declare it too expensive, without factoring in freight damage, assembly labor, or the higher value of a cleaner unboxing experience. On another account, a switch from foam to molded fiber raised unit cost by 6 cents but cut breakage enough to save nearly 11 cents per order in replacement and support costs. That kind of math belongs inside what is plant based packaging materials guide, not as an afterthought, especially when a 10,000-unit run can change total spend by $600 or more.

Tooling and setup can move the budget fast. Molded fiber often needs a dedicated mold, and some bioplastic formats require specialized extrusion or sealing settings. A small injection-molded pulp tray can run a tooling investment of $2,500 to $8,000, while a more complex multi-cavity mold may sit higher depending on cavity count and drying method. Custom print setups, plate charges, and die changes all add up. If you need 4-color process with a spot varnish on a complex sleeve, the line cost can jump faster than raw material cost. That is especially true in branded packaging where the visual standard is high and the print spec must match the marketing team’s mockup.

Here is the kind of cost conversation I wish more buyers would have with their suppliers:

• Raw material price: What is the resin, fiber, or board cost per thousand units?
• Tooling: Is there a one-time mold, die, or plate charge?
• MOQ: Do we need 1,000, 5,000, or 20,000 units to hit a workable price?
• Print setup: Are we using flexo, offset, digital, or inline printing?
• Freight: Does the package ship flat, nested, or assembled?
• Landed cost: What does it cost after packaging, production, and shipping?

That list is one of the clearest ways to apply what is plant based packaging materials guide to a real buying decision. If a supplier cannot break out these elements, you are not getting a meaningful quote; you are getting a guessing game dressed up as a quote sheet. A real quote might read $0.19 per unit for 5,000 pieces, $0.16 per unit for 10,000 pieces, or $0.14 per unit for 25,000 pieces, and those breaks tell you far more than the phrase “competitive pricing” ever will.

Supplier transparency is the last filter, and honestly, it is the one most brands underuse. Ask where the fiber comes from, what batch testing is done, and whether the material data sheet matches the exact SKU being quoted. Ask for third-party testing if the supplier is making disposal claims. Ask whether the coating or adhesive changes the recyclability or compostability result. If you want a deeper inventory of what a supplier can provide, you can review Custom Packaging Products while you compare structure, finish, and sustainability options. A plant in Dongguan, for example, may offer FSC board, soy-based inks, and water-based adhesive, while a facility in Osaka may specialize in high-barrier paper laminate structures, and the difference matters.

Step-by-Step Process for Selecting Plant Based Packaging Materials

The fastest path through what is plant based packaging materials guide is to start with a product audit. Measure the item’s exact dimensions, weight, surface sensitivity, fragility points, and how it will move through the supply chain. Is it hand-packed or automated? Will it be shipped in a 32 ECT master carton or displayed as retail packaging on a shelf? Those details shape everything from material thickness to closure style, and they also determine whether you should request a 300gsm sheet, a 350gsm C1S artboard, or a molded insert with 2.8 mm wall depth.

Step one is to document the product. I usually ask clients for length, width, height, unit weight, and the maximum acceptable movement inside the package. If they are shipping liquids, I also ask about cap torque and leak risk. If they are shipping cosmetics, I ask about scuffing on printed surfaces. If they are shipping food, I ask about grease, moisture, and shelf-life expectations. That is how what is plant based packaging materials guide becomes a working method instead of an abstract topic. A tea brand in Portland, Oregon, might need a 9-inch by 6-inch carton with a 1.25-inch tuck flap, while a supplement brand in Austin may need a locked-bottom tray with a tamper-evident seal.

Step two is concept and dieline development. The dieline is the blueprint for folds, cuts, glue flaps, and locking tabs. A good packaging engineer will build a structure that reflects the material’s behavior. A paperboard carton can take tight folds and crisp corners; molded pulp needs draft angles and drying tolerance; bioplastic film requires seal-friendly design and careful thickness control. If the concept is wrong, the prototype will expose it quickly, often within the first 20 sheets or the first 100 molded parts.

Step three is sampling and prototyping. In a good workflow, you will see a plain sample, a print proof, and then a production-intent sample made with the actual substrate, actual ink, and actual finishing. I cannot overstate this enough: a digital mockup is not the same as a finished piece. One client in the beverage space approved a beautifully rendered carton online, only to discover the matte coating dulled the color more than expected when printed on the chosen kraft paper. The fix was simple, but only because they caught it before the run. That kind of discipline is central to what is plant based packaging materials guide. A proof approved on Tuesday in Milan can still need a second pass on Friday once the ink dries and the coating cures.

Step four is testing. I recommend compression testing, drop testing, and humidity exposure at minimum, and if the package is going into distribution, align the test plan with ISTA methods. The International Safe Transit Association is a useful reference because shipping damage is rarely caused by one dramatic event; it is usually vibration, stacking, and handling all at once. You can review their standards at ISTA. Testing should be done with actual product weight, actual closure method, and actual labeling or printing, because ink coverage can affect fiber behavior in small but real ways. I like to see a minimum of 24 hours at 72°F and 50% RH before a final signoff.

Step five is production scheduling. Lead times for custom packaging depend on availability of board, film, resin, or fiber, plus whether tooling is already in place. A simple paper mailer might be ready in 12 to 15 business days after proof approval, while a molded fiber part with new tooling can take 28 to 35 business days and sometimes longer if the mold ships from Jiaxing or the press line is booked. If registration is critical, expect one or two proof rounds. If you are matching a brand color, allow time for drawdowns and press approval. That is why what is plant based packaging materials guide should always include time as a resource, not just money.

1. Audit the product and shipping conditions.
2. Choose the format: paperboard, molded fiber, bagasse, or bioplastic.
3. Create a dieline and structural prototype.
4. Run performance tests using real product samples.
5. Approve artwork, coatings, and compliance details.
6. Schedule production based on tooling and material availability.

Function should lead sustainability, not the other way around. If a paper-based structure can handle the load, great. If molded fiber gives better retention, use it. If a cellulose film solves visibility without resorting to petroleum plastic, that may be the right fit. what is plant based packaging materials guide is not about picking the most virtuous-sounding material; it is about selecting the one that performs and still aligns with the brand promise, whether the order is 3,000 units or 30,000 units.

Common Mistakes When Using Plant Based Packaging Materials

The first mistake is assuming plant based automatically means compostable. It does not. A paperboard carton with a plastic barrier coating may be plant-derived in part, but that coating can change the disposal route. A molded fiber tray may be compostable under certain conditions, but not every municipal system accepts it. This is one of the biggest misunderstandings in what is plant based packaging materials guide, and it can create both customer confusion and regulatory risk. A carton printed in California and sold in Chicago may need different claim language if the disposal system is different in each market.

The second mistake is choosing a material for the marketing story before checking actual performance. I have watched a beauty brand switch to a lighter paper mailer because it photographed well and matched their sustainability statement, then field complaints when corners crushed in transit. The package looked beautiful in the studio, but not on the delivery truck. That disconnect is exactly why the phrase what is plant based packaging materials guide should mean performance testing first. A 16-inch bundle dropped from 36 inches onto a conveyor edge tells you more than a polished render ever will.

Third, buyers often under-specify thickness, barrier layers, or closure strength. A slightly thinner carton might save a few cents, but if the score lines crack or the flap pops open, the savings disappear. With food packaging, the wrong barrier can let in moisture or oxygen faster than expected, which shortens shelf life and creates waste. In my experience, every penny saved on material can cost two pennies later if the spec is not tight. A 250gsm board might look adequate in a sample kit, but if the product weighs 480 grams and ships coast-to-coast, 300gsm or 350gsm may be the safer answer.

Fourth, labeling can go sideways. Broad claims like “eco-friendly,” “green,” or “fully biodegradable” are too vague for serious packaging work. If a carton uses FSC-certified kraft paper, say that. If a film is industrially compostable under a specific standard, state the standard and the disposal environment. This is where what is plant based packaging materials guide overlaps with trust. Buyers and end users both deserve precise language, especially when a claim appears next to a product barcode, a recycling icon, or a compost symbol on a retail shelf.

Fifth, over-customization can slow everything down. A complex die-cut window, specialty emboss, and unusual coating may be possible, but if the substrate is sensitive to moisture or the line speed is low, production can become messy. I remember a client wanting a highly decorative sleeve on a cellulose-based format, only to learn the chosen finish was not compatible with the heat-seal window. The result was a redesign, a later launch, and a more expensive invoice. Packaging people have a long memory for those moments, because nobody enjoys explaining why a “simple change” became a three-week delay. That kind of delay is exactly what a practical reading of what is plant based packaging materials guide helps prevent.

My honest opinion: the most expensive plant based package is the one that looks great in concept art but fails in the warehouse, the truck, or the retail display. Real packaging has to survive all three, and it usually takes at least one prototype, one transit test, and one production proof to prove it.

Expert Tips for Better Results and Smarter Buying Decisions

If you want better results from what is plant based packaging materials guide, begin with the end-of-life path. Ask where the package will actually go after use. Recycled paperboard can be a smart choice where paper recovery is strong. Molded fiber can work well if local composting or fiber recovery is available. Bioplastic can make sense in specialty programs, but only if the disposal infrastructure exists and the claim is supported. A material that has a beautiful theory but no practical disposal route can create more confusion than value, especially for national brands shipping to 12 or 15 states at once.

Use the lightest structure that passes real-world tests. That sounds obvious, but I still see packaging overbuilt because someone feels safer adding thickness instead of testing geometry. Better flutes, smarter insert ribs, tighter folds, and cleaner score lines often reduce material use more effectively than just specifying a heavier board. For custom printed boxes, that can mean preserving print quality while lowering board consumption by a few grams per unit, which adds up quickly across a yearly run. On a 50,000-unit order, saving 4 grams per unit can remove 200 kilograms of material from the shipment.

Request samples from the same production method you plan to buy. A hand-cut mockup made from a random sheet is not the same as a production sample from a corrugator, mold, or film line. If the final package is going through flexographic printing on kraft paper, ask for a production-intent proof on that exact paper stock. If the end package uses molded pulp, ask for a tool-based sample, not a foam substitute. That kind of discipline is built into strong what is plant based packaging materials guide decisions, and it saves far more than it costs in sample fees.

Ask for paperwork that proves the claims. Material data sheets, chain-of-custody records, test results, and certification numbers help protect your brand. If the supplier says FSC-certified, ask for the certificate number. If they claim compostability, ask for the standard and the conditions. If they say the material is food-safe, ask for the compliance region and the test basis. A good supplier will answer clearly and quickly. A vague supplier will give you marketing language and hope you do not press further. In a good quote package, you should see the exact material spec, the print method, the finish, the MOQ, and the expected lead time, such as 12-15 business days from proof approval for a simple paper item or 30-40 business days for a new molded component.

Collaborate early across procurement, design, and operations. Procurement cares about price and lead time. Design cares about print quality and package branding. Operations cares about line speed, damage rates, and assembly labor. If those teams meet only after artwork is approved, you usually end up with compromise and rework. In my experience, the best results happen when all three teams review the same sample and the same test data before the order is placed. That is the practical heart of what is plant based packaging materials guide, and it is usually easier to get that alignment in one 45-minute review than in three separate email threads.

For brands building out their packaging lineup, it can help to compare options side by side with the broader family of Custom Packaging Products. A structured comparison often shows that a slightly different format, such as a stronger paperboard, a molded fiber insert, or a simpler closure, saves more money than chasing the cheapest quoted substrate. I have seen a switch from a high-decorated sleeve to a simple 350gsm C1S carton reduce total landed cost by $0.09 per unit while improving crush resistance in transit.

What Is Plant Based Packaging Materials Guide: Next Steps

The main takeaway from what is plant based packaging materials guide is straightforward: the right material depends on protection, print goals, compliance needs, and budget, not on a single label printed on a sample. Plant based packaging materials can be excellent choices for custom packaging when the structure is designed well and the claims are accurate. They can also be frustrating if they are chosen for appearance alone. I have seen both outcomes, and the difference usually comes down to testing and specificity. A sample approved in one afternoon at a showroom in Chicago can still fail after 72 hours in a warehouse in Houston if humidity was never part of the conversation.

If you are preparing a sourcing conversation, start with a simple internal audit. Write down the product dimensions, target order quantity, shipping environment, required certifications, and any non-negotiable shelf or transport conditions. Then gather two or three samples that reflect the actual structure you want: paperboard, molded fiber, bagasse, or bioplastic. That is the cleanest way to apply what is plant based packaging materials guide without wasting weeks on unsuitable samples. Ask for real numbers too: $0.18 per unit for 10,000 pieces, 14 business days after approval, or a 2-week tooling window if the mold is already in place.

Build a comparison sheet with four columns: cost, durability, sustainability claim, and lead time. Score each material with real numbers where you can, like $0.24 per unit, 15 business days, or ASTM compostability support, rather than vague labels like “good” or “better.” Once you do that, the best option usually becomes obvious very quickly. A supplier in Ho Chi Minh City may quote a lower unit price, while a plant in Ohio may offer a shorter transit time and less tariff risk, so the total landed cost is what matters most.

If you are talking with a supplier, bring the essentials: product drawings, dielines, artwork files, target MOQ, and a clear explanation of how the package will be used. That prep saves time, reduces errors, and gives the supplier enough detail to recommend the right material instead of the easiest one. Then ask for a prototype or test run. Real handling conditions tell the truth faster than any sales presentation ever will, and a sample that arrives in 12 business days is worth more than a promise that floats around for six weeks.

For Custom Logo Things, that is the practical version of what is plant based packaging materials guide: understand the material, verify the claims, test the structure, and choose the option that performs well while supporting your brand’s packaging goals. If you do that, plant based materials can be a smart, reliable part of your product packaging strategy, not just a label on a box.