A gentle, lab-grown plant extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
biotech
Beauty ingredient research
Browse the review database to understand what an ingredient is, what it does in a beauty formula, when it is useful, and when it deserves caution across skincare, haircare, bodycare, makeup, and more.
20769
Reviewed ingredients
524
Low-concern standouts
2884
Need usage caution
A gentle, lab-grown plant extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
biotech
Bugleweed Leaf Extract is a gentle botanical with antioxidant and soothing potential, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A plant stem cell extract that may help protect skin from environmental stress, though human research is still limited.
Irritation
low
Source
natural
Bugloss extract is a gentle botanical with antioxidant and soothing potential, but research on its specific benefits in skincare is still limited.
Irritation
low
Source
natural
A gentle, plant-derived ingredient that helps calm and hydrate the skin, with traditional use for minor skin irritations.
Irritation
low
Source
natural
A mineral-rich seaweed extract that hydrates and soothes skin, generally safe for most skin types.
Irritation
low
Source
natural
A fragrant essential oil with a woody, citrusy scent that may offer mild soothing benefits, but its use is primarily for fragrance and should be approached with caution on sensitive skin.
Irritation
moderate
Source
natural
Bumetrizole is a synthetic UV filter that effectively absorbs UVA and UVB rays, but its use is restricted in some regions due to environmental concerns.
Irritation
low
Source
synthetic
A gentle, antioxidant-rich plant extract that may help protect skin from environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle, lab-grown plant extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
biotech
A gentle botanical extract with antioxidant and soothing potential, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle plant extract that may help calm skin and fight free radicals, but human research is limited.
Irritation
low
Source
natural
Burdock leaf extract is a gentle, antioxidant-rich botanical that helps calm irritated skin and supports a healthy complexion.
Irritation
low
Source
natural
Burdock root extract is a gentle, antioxidant-rich botanical that helps calm irritation and support a clear-looking complexion.
Irritation
low
Source
natural
Burdock root powder is a gentle, plant-based ingredient that may help calm irritated skin and provide antioxidant protection.
Irritation
low
Source
natural
A gentle, plant-derived water that helps calm irritated skin and provides light hydration without clogging pores.
Irritation
low
Source
natural
Burdock seed oil is a gentle, antioxidant-rich oil that helps soothe and moisturize skin without clogging pores.
Irritation
low
Source
natural
A mild, plant-derived water that may help calm irritated skin and provide antioxidant protection, but research is limited.
Irritation
low
Source
natural
A gentle, plant-derived antioxidant that helps protect skin from environmental stress while providing mild conditioning benefits.
Irritation
low
Source
natural
A lightweight, antioxidant-rich oil that hydrates and protects skin without clogging pores.
Irritation
low
Source
natural
Buriti pulp powder is a gentle, antioxidant-rich ingredient that helps nourish and hydrate skin without irritation.
Irritation
low
Source
natural
A gentle, semi-synthetic emollient derived from buriti seed oil that helps soften and condition skin without clogging pores.
Irritation
low
Source
semi-synthetic
A skin-friendly, plant-based emulsifier that hydrates and stabilizes formulas without clogging pores or causing irritation.
Irritation
low
Source
semi-synthetic
A gentle botanical extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A gentle botanical root extract with soothing and antioxidant potential, best for sensitive or irritated skin.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant and soothing potential, but research is limited and mostly traditional.
Irritation
low
Source
natural
A gentle, plant-derived sap that may help calm irritated skin and provide antioxidant protection, though research is still early.
Irritation
low
Source
natural
A traditional botanical extract with potential soothing and antioxidant benefits, but limited modern research and a moderate risk of skin irritation for sensitive individuals.
Irritation
moderate
Source
natural
A gentle, plant-based resin extract with antioxidant and soothing potential, though research is still emerging.
Irritation
low
Source
natural
A gentle, aromatic oil from the Palo Santo tree that may offer antioxidant benefits and a pleasant scent, but research is limited.
Irritation
low
Source
natural
A fragrant wood oil with potential soothing benefits, but limited research and a risk of skin irritation for sensitive individuals.
Irritation
moderate
Source
natural
A gentle bark extract with antioxidant and soothing potential, though research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
Bursera Wood Oil adds a woody, balsamic scent to products but has limited research on skincare benefits and may cause irritation in sensitive individuals.
Irritation
moderate
Source
natural
A gentle, plant-based antioxidant that may help calm skin and fight free radical damage, but research is still early.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research is limited and benefits are not yet well-established in human skin.
Irritation
low
Source
natural
A synthetic rubber that helps makeup last longer and resist water, but offers no skin benefit.
Irritation
low
Source
synthetic
Butane is a safe and widely used propellant that helps deliver products like sprays and foams, but it offers no direct skin benefit.
Irritation
low
Source
synthetic
A lightweight, non-greasy emollient that helps products spread smoothly and leaves skin feeling soft without clogging pores.
Irritation
low
Source
synthetic
A safe synthetic film-former that helps products stay put and resist water, but offers no active skincare benefits.
Irritation
low
Source
synthetic
A synthetic film former that helps makeup last longer and resist water, but may feel tight or dry on sensitive skin.
Irritation
low
Source
synthetic
A gentle botanical extract that helps reduce puffiness and support skin firmness, especially around the eyes.
Irritation
low
Source
natural
A gentle, antioxidant-rich flower extract that may help calm skin and fight free radical damage, though research is still emerging.
Irritation
low
Source
natural
A botanical extract with antioxidant potential and traditional use, but modern skincare evidence is still limited.
Irritation
low
Source
natural
A plant root extract with traditional use and early research suggesting antioxidant benefits, but clinical skincare evidence is still limited.
Irritation
low
Source
natural
A traditional botanical root powder with emerging antioxidant potential, but human skincare studies are limited.
Irritation
low
Source
natural
A synthetic film-former that helps products stay put longer, but may feel tight or heavy on sensitive or dry skin.
Irritation
low
Source
synthetic
A synthetic polymer that gives cosmetics a smooth, water-resistant finish, but may feel heavy or clog pores for some skin types.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup last longer and resist water, but offers no skincare benefit.
Irritation
low
Source
synthetic
A synthetic amino acid derivative that may help support skin renewal, but research is still early and it is not a proven active.
Irritation
low
Source
synthetic
A synthetic fragrance ingredient that adds scent but offers no skincare benefits; generally safe at low levels but may cause sensitivity in some individuals.
Irritation
low
Source
synthetic
A synthetic fragrance ingredient with limited safety data; best for those who tolerate synthetic fragrances well.
Irritation
moderate
Source
synthetic
A synthetic fragrance compound that adds a warm, woody scent; generally considered safe at low levels but offers no skincare benefit.
Irritation
low
Source
synthetic
A mild synthetic emollient that helps products spread smoothly and leaves skin feeling soft, but offers no active skincare benefits.
Irritation
low
Source
synthetic
Buteth-3 is a synthetic helper ingredient that blends oil and water, but it may cause mild irritation for sensitive skin.
Irritation
moderate
Source
synthetic
A mild synthetic cleanser that helps remove impurities but may cause slight dryness for sensitive skin.
Irritation
moderate
Source
synthetic
Butoxy Chitosan is a gentle film-forming ingredient that helps lock in moisture and gives a smooth, plumping feel, but research on its long-term benefits is still limited.
Irritation
low
Source
semi-synthetic
Butoxydiglycol is a synthetic solvent that helps ingredients blend together, but it can be a mild irritant for sensitive skin.
Irritation
moderate
Source
synthetic
Butoxyethanol is a synthetic solvent that can help dissolve other ingredients, but it carries moderate irritation and toxicity concerns, making it less common in modern skincare.
Irritation
moderate
Source
synthetic
Butoxyethyl Nicotinate is a synthetic ingredient that temporarily increases blood flow to the skin, often used in anti-cellulite and warming products, but it can cause irritation and redness in sensitive individuals.
Irritation
moderate
Source
synthetic
A synthetic emollient that makes products feel silky, but may clog pores for some skin types.
Irritation
low
Source
synthetic