A gentle, antioxidant-rich ferment that may help brighten and soothe skin with minimal irritation risk.
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, antioxidant-rich ferment that may help brighten and soothe skin with minimal irritation risk.
Irritation
low
Source
biotech
A gentle fermented fruit extract that may help protect skin from environmental stress, though research is still developing.
Irritation
low
Source
biotech
A gentle, antioxidant-rich fruit extract that helps protect skin from environmental stress and may support a more even tone.
Irritation
low
Source
natural
Persimmon fruit powder is a gentle, antioxidant-rich ingredient that helps soothe skin and provide mild exfoliation, but it is not a potent active like vitamin C or retinol.
Irritation
low
Source
natural
A gentle, plant-based antioxidant that helps calm skin and defend against environmental stress, but research is still emerging.
Irritation
low
Source
natural
A gentle botanical powder that may offer antioxidant benefits, but research is limited and it is rarely used as a standalone active.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical water that hydrates and soothes skin, but research on its specific benefits is still limited compared to more studied ingredients.
Irritation
low
Source
natural
A synthetic polymer that creates a flexible, water-resistant film on skin or lashes to help makeup last longer.
Irritation
low
Source
synthetic
Petrolatum is a time-tested, highly effective occlusive that locks in moisture and protects the skin barrier, with a strong safety record when properly refined.
Irritation
low
Source
synthetic
A gentle, antioxidant-rich root extract that may help calm skin and fight free radical damage, though human studies are limited.
Irritation
low
Source
natural
Pfaffia Glomerata Root Juice is a gentle, antioxidant-rich plant extract that may help calm skin and fight free radical damage, though research is still emerging.
Irritation
low
Source
natural
A modified collagen that helps hydrate and temporarily plump the skin, but its large molecule size limits deep penetration.
Irritation
low
Source
semi-synthetic
A gentle protein ingredient that can temporarily strengthen hair and help skin feel smoother, but effects are not permanent.
Irritation
low
Source
semi-synthetic
A gentle protein derivative that helps strengthen hair and lightly condition skin without heavy buildup.
Irritation
low
Source
semi-synthetic
A gentle silk-derived humectant that helps skin feel smooth and hydrated without being heavy or greasy.
Irritation
low
Source
semi-synthetic
A gentle, water-binding protein derivative that adds moisture and softness to hair and skin without heavy buildup.
Irritation
low
Source
semi-synthetic
A gentle, water-soluble wheat protein that helps hair and skin retain moisture and feel smoother.
Irritation
low
Source
semi-synthetic
Antistatic Agent
PG-Hydroxyethylcellulose Cocodimonium Chloride
A gentle conditioning polymer that smooths hair and reduces static without heavy buildup.
Irritation
low
Source
semi-synthetic
Film Former
PG-Hydroxyethylcellulose Lauryldimonium Chloride
A gentle conditioning polymer that helps detangle hair and reduce flyaways without heavy buildup.
Irritation
low
Source
semi-synthetic
Film Former
PG-Hydroxyethylcellulose Stearyldimonium Chloride
A gentle, positively charged polymer that coats hair and skin to reduce frizz, add slip, and improve feel without heavy buildup.
Irritation
low
Source
semi-synthetic
A synthetic ingredient that helps condition skin and stabilize formulas, but research on its specific benefits is still limited.
Irritation
low
Source
synthetic
A gentle, antioxidant-rich orchid extract that may help soothe and hydrate skin, but research is still early.
Irritation
low
Source
natural
A gentle, plant-derived antioxidant that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
biotech
A gentle orchid extract that may help protect skin from environmental stress and add light hydration.
Irritation
low
Source
natural
A gentle, plant-based antioxidant from orchid cells that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
biotech
A gentle, plant-based antioxidant that may help protect skin from environmental stress, though research is still early.
Irritation
low
Source
biotech
A gentle, plant-derived antioxidant extract with limited but promising research; best for soothing and protecting normal to dry skin.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical extract from an Australian native plant, promising for soothing and protecting skin, though research is still emerging.
Irritation
low
Source
natural
A fermented mushroom and abalone extract that may offer antioxidant and soothing benefits, but research is limited.
Irritation
low
Source
biotech
A gentle, antioxidant-rich blend of mushroom and bee product that may help calm skin, but research is limited and allergy caution is needed.
Irritation
low
Source
natural
Skin Conditioning Agent
Phellinus Linteus/Collagen Ferment Filtrate
A fermented mushroom-collagen blend that may support skin hydration and antioxidant defense, though human studies are limited.
Irritation
low
Source
biotech
A fermented mushroom extract that may help calm skin and fight oxidative stress, though human studies are limited.
Irritation
low
Source
natural
A fermented mushroom-rice blend that may help soothe and protect skin, though research is still emerging.
Irritation
low
Source
biotech
A gentle botanical extract that helps calm skin and fight free radical damage, best for those with sensitive or stressed skin.
Irritation
low
Source
natural
A gentle, phosphate-based surfactant that cleanses effectively while being kinder to sensitive skin than traditional sulfates.
Irritation
low
Source
semi-synthetic
A synthetic fragrance ester that adds a fruity, floral scent to products but offers no skincare benefits.
Irritation
low
Source
synthetic
A synthetic fragrance ester that adds a floral, honey-like scent; generally safe at low concentrations but may cause sensitivity in some individuals.
Irritation
low
Source
synthetic
Phenethyl acetate is a pleasant-smelling fragrance ingredient found naturally in many flowers and fruits, generally considered safe at the low levels used in cosmetics.
Irritation
low
Source
natural
A gentle, rose-scented alcohol that adds fragrance and helps preserve formulas without the drying effects of denatured alcohol.
Irritation
low
Source
natural
Phenethyl anthranilate is a synthetic fragrance ingredient with mild UV-absorbing properties, generally considered safe at low concentrations but may cause sensitivity in some individuals.
Irritation
low
Source
synthetic
Phenethyl benzoate is a gentle synthetic ester that helps condition skin and carry fragrance, with a low risk of irritation.
Irritation
low
Source
synthetic
Phenethyl Butyrate is a synthetic fragrance ingredient that adds a pleasant floral or fruity scent to products, but it offers no skincare benefits and may cause sensitivity in some individuals.
Irritation
low
Source
synthetic
A gentle antioxidant from propolis that helps protect skin from environmental stress and may support a calmer, more even complexion.
Irritation
low
Source
natural
Phenethyl Cinnamate is a gentle, naturally derived fragrance ingredient with some antioxidant potential, but its benefits in skincare are not yet well-established.
Irritation
low
Source
natural
Phenethyl Crotonate is a gentle synthetic ingredient that may help control bacteria on skin, but research is limited and it's not a standalone acne solution.
Irritation
low
Source
synthetic
Phenethyl Dimethicone is a lightweight silicone that smooths skin, reduces tackiness, and helps products glide on without clogging pores.
Irritation
low
Source
synthetic
A lightweight silicone that gives a silky, non-greasy feel and helps other ingredients spread smoothly on skin.
Irritation
low
Source
synthetic
Phenethyl Formate is a synthetic fragrance ingredient that adds a floral, rose-like scent to products; it is generally considered safe at low concentrations but offers no skincare benefits.
Irritation
low
Source
synthetic
A plant-derived compound with promising antioxidant and antimicrobial benefits, but limited research in topical skincare and potential for skin irritation.
Irritation
moderate
Source
natural
Phenethyl Isovalerate is a synthetic fragrance ingredient that adds a pleasant floral-honey note to products, with a low risk of irritation for most people.
Irritation
low
Source
synthetic
A synthetic scent ingredient that adds a pleasant floral note but offers no skincare benefit and may be unnecessary for sensitive noses.
Irritation
low
Source
synthetic
Skin brightening agent
PHENETHYL PHENOXY METHYLDIHYDROPYRROLOQUINOLINE HCL
A synthetic compound with early research suggesting brightening and antioxidant benefits, but long-term safety data in cosmetics is limited.
Irritation
low
Source
synthetic
Phenethyl Phenylacetate is a synthetic fragrance ingredient that adds a sweet, floral scent to products but offers no direct skincare benefits.
Irritation
low
Source
synthetic
A synthetic ester that adds a mild floral scent and light emollient feel, generally considered safe at low concentrations.
Irritation
low
Source
synthetic
Phenethyl Propionate is a synthetic fragrance ingredient that adds a sweet, floral scent to products, but it offers no skin benefits and may cause sensitivity in some individuals.
Irritation
low
Source
synthetic
Phenethyl Salicylate is a gentle synthetic ingredient that adds a pleasant floral scent and offers mild UV protection, but it is not a primary sunscreen agent.
Irritation
low
Source
synthetic
Phenethyl Tiglate is a synthetic fragrance ingredient that adds a floral, rosy scent to products, but offers no skincare benefits and may be a concern for those with fragrance sensitivities.
Irritation
low
Source
synthetic
A synthetic polymer that helps products stay put, but offers no active skincare benefit.
Irritation
low
Source
synthetic
Phenolsulfonphthalein is a synthetic dye used in tiny amounts for color; it has no proven skincare benefits and is generally safe at low concentrations.
Irritation
low
Source
synthetic
A synthetic film-former that helps products like nail polish and mascara dry into a smooth, durable layer.
Irritation
low
Source
synthetic