Most plant-based meat is vegan, but not all of it. The term “plant-based” describes what a product is made from (plants), while “vegan” describes what it excludes (all animal-derived ingredients and animal testing). Those two categories overlap most of the time, but they aren’t identical, and the distinction matters if you’re strict about avoiding animal products.
Why “Plant-Based” and “Vegan” Don’t Mean the Same Thing
The FDA does not legally define “vegan” or “plant-based” for food labels. In its draft guidance on plant-based alternatives, the agency notes that these products are “non-standardized foods” with no official definition or standard of identity. The FDA uses “vegan” to mean a food contains no animal-derived products whatsoever, including dairy and eggs, while “plant-based” simply means the product consists of plant-derived ingredients rather than animal-derived ones.
That gap leaves room for a product to be marketed as plant-based while still containing small amounts of animal-derived ingredients. A burger patty could use egg whites as a binding agent, lactose as a browning sugar, or milk-derived proteins as a fat substitute. All of these show up in the plant-based meat manufacturing process. The product is still primarily made from plants, so “plant-based” isn’t technically wrong, but it wouldn’t qualify as vegan.
Ingredients That Make a Plant-Based Product Non-Vegan
The most common animal-derived ingredients to watch for in plant-based meat products include:
- Egg whites or egg protein: sometimes used as binders to hold patties together
- Milk proteins or casein: used in some formulations for texture and fat replacement
- Lactose: a milk sugar occasionally added to trigger browning reactions during cooking, mimicking the look of seared meat
- Vitamin D3: often sourced from lanolin (sheep’s wool) unless the label specifies a plant source
- Natural flavors: a catch-all term that can include animal-derived compounds, though most plant-based brands use plant-sourced versions
If you’re vegan, the ingredient list is your best tool. A product labeled “plant-based” isn’t guaranteed to be free of these additives. Look for the word “vegan” on the package or, better yet, a third-party certification logo.
What Certified Vegan Actually Requires
The Certified Vegan Logo, managed by Vegan Action, is one of the most recognized third-party certifications. To earn it, a product must contain no animal ingredients or byproducts, use none in the manufacturing process, and not be tested on animals. The animal testing standard is strict: no testing on live or deceased animals for any purpose, including toxicity testing, nutrition studies, or clinical trials, even those where animals are claimed to be unharmed. Any ingredient tested on animals after 2009 is disqualified.
The certification also looks beyond the food itself. Companies must submit documentation on shared machinery and cleaning procedures. Culture mediums used in fermentation must be non-animal in origin, and even packaging that touches the food cannot contain animal-derived materials like certain biopolymer films. Documentation for every ingredient must come directly from the manufacturer and be no older than three years.
Major plant-based brands like Beyond Meat position themselves around animal welfare as a core mission, and Beyond Meat’s products carry the Clean Label Project Certification. But not every product from every brand carries the Certified Vegan Logo, so checking each specific product matters.
The Restaurant Problem
Even when a plant-based patty is 100% vegan as a product, the way it’s prepared can change things. Most fast food chains cook plant-based burgers on the same grills and in the same fryers as animal products. Carl’s Jr. states directly that its Beyond Burger patties are “prepared in a shared kitchen and on shared cooking surfaces with meat products” and that its offerings are not Certified Vegan. KFC’s plant-based options are cooked in the same fryers as chicken.
Whether shared cooking surfaces matter to you depends on how you define veganism for yourself. Some vegans consider cross-contamination a dealbreaker. Others focus on whether their purchase creates demand for animal products, which a plant-based order does not, regardless of the grill it was cooked on. Neither position is wrong, but knowing the standard practice helps you make an informed choice. If avoiding any contact with animal fat is important to you, ask the restaurant whether they use a separate cooking surface before ordering.
Nutrition Compared to Animal Meat
A common concern is whether choosing plant-based meat means trading one set of health issues for another. A comparative analysis published in the journal Nutrients found that animal-based burgers averaged 12.6 grams of total fat and 5.1 grams of saturated fat per 100 grams, while plant-based burgers averaged 8.4 grams of total fat and 1.9 grams of saturated fat. Salt content was also significantly lower in plant-based versions, partly because animal meat requires more salt for preservation and microbial stability.
That said, plant-based meats are still processed foods. They rely on isolated proteins, oils, starches, and flavor compounds to mimic meat’s taste and texture. They’re a meaningful improvement in saturated fat and work well as a transition food or occasional substitute, but whole foods like beans, lentils, and tofu remain the nutritional gold standard for a vegan diet.
How to Tell If Your Product Is Truly Vegan
Start with the ingredient list, not the front-of-package marketing. “Plant-based” on the front tells you the product is primarily made from plants. It doesn’t guarantee the absence of every animal-derived additive. Look for a clear “vegan” claim or, ideally, a third-party certification mark like the Certified Vegan Logo. The FDA actually recommends against using “vegan” or “meat-free” as the sole product name, since those terms don’t describe what the product is made of, but they’re perfectly fine as descriptors alongside the product name.
If you’re buying from a brand you haven’t tried before, check the company’s website for allergen and dietary information. Brands targeting vegan consumers will typically be transparent about their ingredient sourcing and whether any components involve animal testing. For restaurant orders, assume shared cooking equipment unless the chain specifically advertises otherwise.