Which hidden cosmetic ingredients are animal-derived?

Many cosmetic products contain animal-derived ingredients that are not immediately obvious from their names on the label. Ingredients like lanolin, carmine, and squalene appear in everything from moisturizers to lipsticks, often hiding behind scientific or Latin terminology. This article unpacks the most common hidden animal ingredients in cosmetics, how to identify them, and what the alternatives look like.

Which common cosmetic ingredients secretly come from animals?

Several widely used cosmetic ingredients are sourced from animals, even when products appear natural or wholesome. The most common hidden animal-derived beauty ingredients include carmine (a red pigment from crushed cochineal insects), lanolin (a wax from sheep’s wool), squalene (traditionally sourced from shark liver oil), keratin (from animal hair or feathers), and beeswax. These non-vegan cosmetic ingredients appear across skincare, haircare, and makeup products.

Here is a closer look at some of the most frequently encountered animal byproducts in skincare and cosmetics:

Carmine (CI 75470): A vivid red dye extracted from dried cochineal insects. It is common in lipsticks, blushes, and eyeshadows.
Lanolin: A moisturizing wax secreted by sheep’s skin. Found in lip balms, hand creams, and conditioners.
Squalene: Historically extracted from shark liver, though plant-based versions now exist. Used as an emollient in facial oils and serums.
Keratin: A protein derived from animal hair, hooves, or feathers. Frequently used in hair smoothing treatments and conditioners.
Beeswax (Cera Alba): A natural wax produced by honeybees. Found in lip products, mascaras, and body balms.
Collagen: Typically sourced from bovine or marine animals. Used in anti-aging creams and serums for its skin-plumping claims.
Gelatin: Derived from animal bones and connective tissue. Occasionally used in nail products and some masks.

How do you spot animal-derived ingredients on a cosmetic label?

Spotting animal ingredients in cosmetics requires knowing the scientific names used on INCI (International Nomenclature of Cosmetic Ingredients) labels, because common names are rarely used. For example, carmine is listed as Cochineal Extract or CI 75470, lanolin as Lanolin or Adeps Lanae, and beeswax as Cera Alba. Without this knowledge, animal-derived beauty ingredients can be very easy to miss.

A few practical strategies can help:

Look for certified vegan logos from recognized bodies, which verify that no animal ingredients or byproducts are present.
Use ingredient scanning apps that flag non-vegan cosmetic ingredients automatically.
Search for terms like “hydrolyzed” followed by an animal source (such as Hydrolyzed Silk or Hydrolyzed Keratin), which often indicate animal origin.
Be cautious of terms like “natural” or “organic” on packaging, as these do not guarantee the absence of animal byproducts in skincare.

What’s the difference between animal-derived and animal-tested ingredients?

Animal-derived and animal-tested are two distinct concepts that are often confused. Animal-derived means an ingredient physically comes from an animal’s body or secretions. Animal-tested means a product or ingredient has been tested on animals to assess safety or efficacy. A product can be free of animal-derived ingredients but still have been tested on animals, and vice versa.

This distinction matters enormously for consumers making ethical choices. A lipstick labeled “cruelty-free” may still contain carmine or lanolin. Similarly, a product containing beeswax may never have been tested on animals. Truly vegan cosmetics must meet both criteria: no animal ingredients and no animal testing at any stage of development or production. When evaluating a brand’s claims, it is worth checking which certification standards it follows, as these vary significantly in their requirements.

Are there natural alternatives to animal-derived cosmetic ingredients?

Yes, effective plant-based and synthetic alternatives exist for virtually every common animal-derived cosmetic ingredient. The cosmetics industry has made significant progress in developing natural cosmetic ingredients that replicate the performance of animal byproducts without the ethical concerns. These alternatives are increasingly used by brands focused on vegan and sustainable formulations.

Carmine alternatives: Plant-based pigments such as beetroot extract, anthocyanins, and paprika extract can achieve similar red and pink tones.
Lanolin alternatives: Shea butter, mango butter, and plant-derived waxes like candelilla or rice bran wax offer comparable moisturizing and emollient properties.
Squalane (plant-based): Derived from sugarcane, olives, or amaranth, plant-sourced squalane has largely replaced shark-derived squalene in modern formulations.
Keratin alternatives: Hydrolyzed plant proteins from wheat, soy, or quinoa can mimic the strengthening effects of animal keratin in hair products.
Beeswax alternatives: Candelilla wax and carnauba wax are popular plant-based substitutes in lip products and mascaras.
Collagen alternatives: Plant peptides and hyaluronic acid (which can be fermentation-derived) support skin hydration and elasticity without animal sourcing.

Why are animal-derived ingredients still so widely used in cosmetics?

Animal-derived ingredients remain widespread in cosmetics primarily because of their long history of use, proven performance, and cost-effectiveness at scale. Many of these ingredients, such as lanolin and beeswax, have been used for centuries and are deeply embedded in established formulation practices. Reformulating products to remove them takes time, investment, and technical expertise.

Several other factors contribute to their continued use:

Performance: Some animal-derived ingredients, such as lanolin, have unique skin-feel and moisturizing properties that plant-based alternatives do not always replicate exactly.
Regulatory familiarity: Ingredients with long safety records face fewer regulatory hurdles than newer plant-based or biotechnology-derived alternatives.
Supply chain inertia: Established supplier relationships and raw material contracts make switching ingredients a slow process for large manufacturers.
Consumer awareness: Until recently, many consumers were unaware of hidden animal ingredients in cosmetics, reducing the commercial pressure to reformulate.

Growing demand for vegan cosmetics and greater transparency around ingredient sourcing are now pushing brands to rethink their formulations. As plant-based alternatives improve in performance and availability, the balance is shifting.

How Rebel Nature helps with vegan cosmetic formulation

At Rebel Nature, we specialize in developing personal care products that use 100% natural, plant-based ingredients. If you are a brand looking to move away from hidden animal-derived beauty ingredients, we can support you from formulation through to finished product. Here is what we offer:

Access to a portfolio of over 500 natural raw materials, including high-performance plant-based alternatives to common animal-derived cosmetic ingredients
In-house formulation expertise to develop products that are genuinely vegan without compromising on texture, stability, or efficacy
Guidance on ingredient selection, labeling, and how we work to ensure transparency at every step
Flexible production for both small and large orders, making vegan reformulation accessible at any scale
Ethically sourced raw materials as a standard, not an afterthought

Whether you are launching a new vegan line or reformulating an existing product to remove non-vegan cosmetic ingredients, we are here to help. Get in touch with us to discuss your project and find out how we can help you create personal care products that are better for people and the planet.

Frequently Asked Questions

Can a product be labeled 'natural' or 'organic' and still contain animal-derived ingredients?

Yes, absolutely. ‘Natural’ and ‘organic’ certifications refer to how ingredients are sourced or processed, not whether they come from animals. Beeswax, lanolin, and carmine are all considered natural ingredients and can appear in certified organic products. Always look specifically for a certified vegan logo in addition to any natural or organic claims if avoiding animal-derived ingredients is your priority.

Which ingredient scanning apps are most reliable for identifying non-vegan cosmetic ingredients?

Apps like Think Dirty, INCI Beauty, and CosDNA allow you to scan or search product ingredient lists and flag potentially non-vegan or animal-derived ingredients. For the most reliable results, cross-reference the app’s findings with a trusted vegan certification database, as no app is fully exhaustive. Some apps also let you filter specifically for vegan-friendly products, which can speed up the research process significantly.

Is plant-based squalane as effective as the shark-derived version?

Yes, plant-derived squalane — most commonly sourced from sugarcane — is widely considered to be functionally equivalent to shark-derived squalene, and in many formulations it actually outperforms it in terms of stability and shelf life. Because squalane (the saturated, more stable form) is already the processed version used in cosmetics, the plant-based route produces an identical end molecule. Most leading skincare brands have already made the switch without any compromise in product performance.

What are the most common mistakes brands make when trying to reformulate products to be vegan?

One of the most frequent mistakes is focusing only on obvious ingredients like carmine or beeswax while overlooking less visible animal-derived components such as stearic acid (which can be animal- or plant-derived), glycerin (which has both animal and plant sources), or certain emulsifiers. Another common error is assuming that a supplier’s ‘vegan’ claim covers the entire supply chain, when in reality traceability needs to be verified at every tier. Working with an experienced formulation partner who understands ingredient sourcing at a granular level can help avoid these oversights.

How do I know if a 'cruelty-free' certification also guarantees the product is vegan?

It doesn’t — these are separate certifications with different criteria. Cruelty-free certifications, such as those from Leaping Bunny or PETA’s Beauty Without Bunnies program, confirm that no animal testing was conducted at any stage, but they do not audit for animal-derived ingredients. To confirm a product is both cruelty-free and vegan, look for dual certification or a dedicated vegan certification from organizations like The Vegan Society or Vegan Action, which assess both criteria together.

Are fermentation-derived ingredients like hyaluronic acid considered vegan?

Generally, yes. Hyaluronic acid produced through microbial fermentation — which is now the industry standard — is considered vegan, as it does not involve any animal sourcing. The same applies to other biotechnology-derived ingredients such as certain peptides and enzymes. However, it is worth confirming with the supplier that the fermentation growth medium used does not contain animal-derived components, as this can occasionally be a hidden source of animal involvement.

How difficult and costly is it for an existing brand to reformulate a product to remove animal-derived ingredients?

The complexity and cost vary depending on how central the animal-derived ingredient is to the product’s performance and texture. Replacing beeswax in a lip balm, for example, is relatively straightforward using candelilla or carnauba wax, while replicating the unique skin-feel of lanolin in a rich hand cream may require more iterative testing. Working with a formulation specialist who already has access to a broad portfolio of vetted plant-based alternatives can significantly reduce both development time and cost, making vegan reformulation achievable even for smaller brands.