Silk protein

ingredientAnimal-derivedSource: Silkworm

Protein extracted from silkworm cocoons, used in shampoos and skincare.

Silkworms are typically boiled alive inside their cocoons.

Also known as

Common aliases you may spot on a label. Add these to your ingredient blocklist.

SericinHydrolyzed silk

Lower-impact substitutes that formulators reach for when replacing silk protein.

Soy proteinAmino acids from plants

A red pigment made from crushed cochineal insects, used in cosmetics, food and drinks.

A waxy secretion extracted from sheep wool, used in lip balms, creams and industrial products.

Rendered animal fat, common in soap bars, moisturizers and candles.

A protein obtained by boiling animal skin, bones and connective tissue.

Wax produced by honey bees, used in balms, mascaras and polishes.

A structural protein extracted from animal hair, feathers, horns or hooves.