A gentle, synthetic fatty alcohol that softens skin and improves product texture with a low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
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, synthetic fatty alcohol that softens skin and improves product texture with a low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that helps soften and smooth skin without clogging pores.
Irritation
low
Source
synthetic
A synthetic conditioning agent that reduces static and softens hair, but may be irritating or pore-clogging for some skin types.
Irritation
moderate
Source
synthetic
A gentle, non-greasy emollient that softens skin and improves product texture with minimal irritation risk.
Irritation
low
Source
synthetic
An effective preservative but may cause irritation in sensitive individuals; not a common or well-known ingredient in mainstream skincare.
Irritation
moderate
Source
synthetic
An effective synthetic conditioning agent that reduces static and improves manageability, but may cause irritation for sensitive scalps.
Irritation
moderate
Source
synthetic
A gentle, antioxidant-rich plant extract that may help calm skin and protect against environmental stress, though research is still emerging.
Irritation
low
Source
natural
Dodoxynol-12 is a synthetic emulsifier that helps cleanse and stabilize formulas, but it may be slightly drying or irritating for very sensitive skin.
Irritation
moderate
Source
synthetic
Dodoxynol-13 is a synthetic cleansing agent that helps remove dirt and oil, but may be slightly drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
Dodoxynol-5 is a synthetic cleansing agent that helps remove dirt and oil, but may be drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
Dodoxynol-6 is a synthetic cleansing agent that helps remove dirt and oil, but it may be slightly drying or irritating for very sensitive skin.
Irritation
moderate
Source
synthetic
Dodoxynol-7 is a synthetic cleansing agent that helps products foam and remove dirt, but it may be slightly drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
A synthetic cleansing agent that helps remove dirt and oil, but may be drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
A marine extract that may help hydrate and condition skin, but research is limited and sustainability concerns exist.
Irritation
low
Source
natural
A gentle plant-based antioxidant from horse gram callus that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
Dolomite is a safe, natural mineral powder that helps absorb oil and provide gentle physical exfoliation, but it offers no active skincare benefits.
Irritation
low
Source
natural
A gentle, probiotic-inspired ingredient that helps calm irritation and reinforce the skin's natural defenses.
Irritation
low
Source
biotech
Domiphen Bromide is an effective preservative but can be irritating for sensitive skin, especially in leave-on products.
Irritation
moderate
Source
synthetic
Donkey milk is a gentle, nutrient-rich moisturizer that may soothe sensitive skin, but scientific evidence for its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle, protein-rich ingredient that helps hydrate and soothe the skin, but scientific evidence is still limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research is limited and it's not a standout ingredient.
Irritation
low
Source
natural
A gentle, aromatic botanical water that adds a fresh scent and mild skin-conditioning benefits, but lacks strong clinical evidence for specific skincare claims.
Irritation
low
Source
natural
A fragrant essential oil from Douglas fir that adds a woodsy scent and may offer mild antioxidant benefits, but can be irritating for sensitive skin.
Irritation
moderate
Source
natural
A gentle plant-based antioxidant that may help protect skin from environmental stress, though research is still limited.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical extract that may help calm and protect the skin, though research is still emerging.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research in cosmetics is still early.
Irritation
low
Source
natural
A gentle, lab-grown plant extract that may help protect skin from environmental stress and calm irritation, though human studies are limited.
Irritation
low
Source
biotech
A gentle plant extract with antioxidant potential, but research is still early and benefits are not yet proven in human skin.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research is limited and benefits are not yet well-established in human skin.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research on its skincare benefits is still emerging.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research on its skincare benefits is still limited.
Irritation
low
Source
natural
A gentle Amazonian plant extract with potential soothing and antioxidant benefits, but research is still early.
Irritation
low
Source
natural
A gentle, plant-based antioxidant extract that may help calm and protect skin, though research is still early.
Irritation
low
Source
natural
Dragon Fruit Extract is a gentle, antioxidant-rich ingredient that helps hydrate and protect the skin, though research on its topical benefits is still emerging.
Irritation
low
Source
natural
A gentle, water-based ingredient that adds light hydration and antioxidant protection, but its benefits are not as well-studied as more common fruit extracts.
Irritation
low
Source
natural
A plant resin extract with antioxidant potential, but human skin studies are limited.
Irritation
low
Source
natural
Drometrizole is a synthetic UV filter that helps protect skin from sun damage, but it is less common in the US than in Europe.
Irritation
low
Source
synthetic
A highly effective, photostable sunscreen ingredient that provides broad-spectrum protection without leaving a white cast.
Irritation
low
Source
synthetic
A gentle botanical extract with antioxidant potential, but research on its specific benefits in skincare is still limited.
Irritation
low
Source
natural
A gentle, lab-grown plant extract that may help calm skin and fight free radical damage, though research is still early.
Irritation
low
Source
biotech
A gentle botanical extract with potential soothing and antioxidant benefits, but research is limited and it may be unfamiliar to many consumers.
Irritation
low
Source
natural
Duck embryo extract is a novel, protein-rich ingredient that may support skin hydration and texture, but scientific evidence is limited.
Irritation
low
Source
natural
Duck fat is a rich emollient that can deeply moisturize dry skin, but its moderate comedogenic rating means it may clog pores for some people.
Irritation
low
Source
natural
A gentle, hydrating seaweed extract that may help soothe and protect the skin, but research is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich leaf extract from a wild blueberry species that may help calm skin and defend against environmental stress.
Irritation
low
Source
natural
A potent antioxidant from microalgae that helps defend skin from pollution and UV damage while supporting a radiant look.
Irritation
low
Source
natural
A novel fungal extract with antioxidant potential, but research is still early and benefits are not yet proven in human studies.
Irritation
low
Source
biotech
A gentle, antioxidant-rich extract that helps protect skin from environmental stress and supports a healthy-looking complexion.
Irritation
low
Source
natural
Film Former
DVB/ISOBORNYL METHACRYLATE/LAURYL METHACRYLATE COPOLYMER
A synthetic film-former that helps makeup last longer and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
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, antioxidant-rich fruit extract that may help soothe skin and provide a subtle brightening effect, though research is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich flower extract that may help calm skin, but research is limited to traditional use and lab studies.
Irritation
low
Source
natural
Dwarf nettle extract is a gentle botanical ingredient that may help calm skin and provide antioxidant protection, but research is still limited.
Irritation
low
Source
natural
Dwarf nettle 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 gentle botanical extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A gentle plant extract that may help protect skin from environmental stress, though research on its topical benefits is still emerging.
Irritation
low
Source
natural
Dwarf pine oil adds a fresh, woodsy scent and may help clarify oily or congested skin, but it can be irritating for sensitive skin types.
Irritation
moderate
Source
natural
A gentle, antioxidant-rich plant extract that may help calm skin and fight environmental stress, though research is still emerging.
Irritation
low
Source
natural
A fragrant essential oil from dwarf pine that adds a fresh, woodsy scent to products, but may cause irritation in sensitive skin if used at high levels.
Irritation
moderate
Source
natural
A gentle, plant-based extract with antioxidant and soothing potential, though research is still early.
Irritation
low
Source
natural