A gentle silicone that improves product feel and spreadability without clogging pores or causing irritation.
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 silicone that improves product feel and spreadability without clogging pores or causing irritation.
Irritation
low
Source
synthetic
Hair Conditioning Agent
Stearyl Dimethicone PG-Diethonium Chloride
A gentle silicone-based conditioner that reduces static and improves smoothness without heavy buildup.
Irritation
low
Source
synthetic
A gentle emollient that helps products feel smooth and creamy, with a very low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that helps soften and smooth skin with a low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A lightweight, non-greasy emollient that helps soften skin and improve product texture without clogging pores.
Irritation
low
Source
synthetic
A gentle synthetic conditioner that reduces static and softens hair without heavy buildup.
Irritation
low
Source
synthetic
A gentle synthetic conditioner that reduces static and softens hair without heavy buildup.
Irritation
low
Source
synthetic
Stearyl Gallate is a synthetic antioxidant that helps keep oils fresh in skincare products, but it may cause skin sensitivity in rare cases.
Irritation
low
Source
synthetic
Stearyl Glycol is a gentle emollient that helps soften and smooth skin, with a low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A gentle synthetic emollient that helps soften skin and improve product texture, with low irritation and comedogenic risk.
Irritation
low
Source
synthetic
A gentle, oil-friendly licorice derivative that helps calm redness and soothe sensitive skin without irritation.
Irritation
low
Source
semi-synthetic
A synthetic polymer that helps products stay put and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
A lightweight, non-greasy emollient that softens skin and improves product texture without clogging pores.
Irritation
low
Source
synthetic
A gentle synthetic conditioner that helps detangle hair and soften skin without heavy buildup.
Irritation
low
Source
synthetic
A gentle emollient that helps soften and smooth skin without clogging pores, making it a solid choice for dry or sensitive skin types.
Irritation
low
Source
semi-synthetic
A gentle, non-greasy emollient that helps restore skin softness and may support the skin barrier.
Irritation
low
Source
semi-synthetic
A synthetic film-former that helps makeup and sunscreen stay put longer, but offers no skincare benefit.
Irritation
low
Source
synthetic
Film Former
STEARYL METHACRYLATE/PERFLUOROOCTYLETHYL METHACRYLATE COPOLYMER
A synthetic film-former that helps makeup last longer and resist water, but its perfluoro components raise environmental concerns.
Irritation
low
Source
synthetic
A gentle silicone that provides a silky, non-greasy feel and helps other ingredients spread evenly on skin and hair.
Irritation
low
Source
synthetic
A gentle, plant-based emollient and emulsifier that helps moisturize and stabilize formulas without clogging pores or irritating sensitive skin.
Irritation
low
Source
semi-synthetic
Stearyl Palmitate is a gentle wax ester that softens skin and gives creams a smooth, non-greasy feel, with a low risk of irritation or clogged pores.
Irritation
low
Source
semi-synthetic
A gentle conditioning ingredient that helps detangle and soften hair without heavy buildup.
Irritation
low
Source
synthetic
A gentle conditioning ingredient that helps soften hair and reduce static without heavy buildup.
Irritation
low
Source
synthetic
A gentle conditioning ingredient that reduces static and softens hair without heavy buildup.
Irritation
low
Source
synthetic
A gentle wax ester that softens skin and improves product feel without clogging pores.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that helps soften skin and improve product texture without clogging pores.
Irritation
low
Source
synthetic
A surface-coating ingredient that improves the feel and wear of powders and pigments, with a strong safety profile.
Irritation
low
Source
synthetic
A gentle silicone that smooths skin and improves product feel without clogging pores.
Irritation
low
Source
synthetic
A synthetic polymer that helps products stay put and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
A gentle, silicone-like polymer that improves product feel and wear without the environmental concerns of silicones.
Irritation
low
Source
semi-synthetic
Emollient
STEARYL/PPG-3 MYRISTYL ETHER DIMER DILINOLEATE
A gentle synthetic emollient that helps soften skin and improve product feel without clogging pores.
Irritation
low
Source
synthetic
Antistatic Agent
STEARYLDIMONIUMHYDROXYPROPYL LAURYLGLUCOSIDES CHLORIDE
A mild, plant-derived conditioning ingredient that helps detangle and soften hair without heavy buildup.
Irritation
low
Source
semi-synthetic
A gentle, sugar-derived emollient that helps moisturize and condition skin with a low risk of irritation or clogged pores.
Irritation
low
Source
semi-synthetic
A synthetic film-former that helps products stay put and resist water, generally considered safe and non-irritating.
Irritation
low
Source
synthetic
A traditional herbal extract with promising antioxidant and anti-inflammatory potential, but limited modern safety data means caution is warranted.
Irritation
moderate
Source
natural
A gentle botanical extract with antioxidant potential, but research is limited and it's not a skincare staple.
Irritation
low
Source
natural
Skin conditioning agent
Immortalized Human Tooth Pulp Stem Cell Conditioned Media
A novel biotech ingredient with promising lab research but very limited human studies; best viewed as a luxury novelty rather than a proven essential.
Irritation
low
Source
biotech
A gentle plant root extract with antioxidant and soothing potential, though research is still early.
Irritation
low
Source
natural
A gentle botanical extract with traditional roots and emerging research for soothing and antioxidant benefits in skincare.
Irritation
low
Source
natural
A gentle botanical powder with traditional use for soothing skin, but modern cosmetic evidence is still emerging.
Irritation
low
Source
natural
A gentle fern extract with antioxidant potential, but research is limited and mostly traditional.
Irritation
low
Source
natural
A gentle plant extract that may help calm skin and fight free radicals, 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.
Irritation
low
Source
natural
A traditional herbal root extract with potential soothing and antioxidant benefits, but research in cosmetics is still emerging and quality can vary.
Irritation
low
Source
natural
A gentle, plant-based emollient that helps soften and smooth skin without clogging pores.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research is limited and benefits are not yet well-established.
Irritation
low
Source
natural
A gentle, plant-based extract that may help calm skin and provide a light protective film, though research is still emerging.
Irritation
low
Source
natural
A traditional botanical root powder with potential soothing and antioxidant benefits, but scientific research in cosmetics is still limited.
Irritation
low
Source
natural
A gentle Ayurvedic root extract with antioxidant and soothing potential, though human skincare studies are limited.
Irritation
low
Source
natural
A gentle, antioxidant-rich fermented ingredient that may help soothe and protect skin, though research is still emerging.
Irritation
low
Source
biotech
A gentle, plant-based powder that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A gentle, plant-based antioxidant that may help calm skin and fight free radical damage, though research in cosmetics is still limited.
Irritation
low
Source
natural
A gentle, plant-based antioxidant extract that may help calm skin and fight free radical damage, though research is still emerging.
Irritation
low
Source
natural
A natural antioxidant blend that may help calm skin and fight free radicals, but research on this specific combination is limited.
Irritation
low
Source
natural
Antioxidant
Steviol Glycosides/Platycodon Grandiflorus Flower/Root Extract
A gentle, plant-derived blend that offers antioxidant protection and soothing benefits, ideal for sensitive or irritated skin.
Irritation
low
Source
mixed
A gentle, plant-derived humectant with antioxidant potential, but research in skincare is still limited.
Irritation
low
Source
natural
A gentle, plant-based ingredient that helps reinforce the skin barrier and lock in moisture without irritation.
Irritation
low
Source
semi-synthetic
A gentle plant-derived conditioner that helps soften hair and skin without heavy buildup.
Irritation
low
Source
natural
A gentle, plant-based emollient that softens skin and improves the feel of creams and serums without clogging pores.
Irritation
low
Source
natural
A gentle, plant-derived emollient that mimics natural skin lipids to support barrier function without clogging pores.
Irritation
low
Source
natural