Antioxidant
Methoxytrimethylphenyl Dihydroxyphenyl Propanol
3.8
A synthetic antioxidant that may help protect skin from oxidative damage, but research is still early and it's less common than established antioxidants like vitamin C or E.
beauty skincare antioxidant
Read ingredient review Fragrance Ingredient
Methyl 2-Octynoate
3.5
A synthetic fragrance compound that adds a violet scent but may cause irritation in sensitive individuals, especially at higher concentrations.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
METHYL 2,6-DIHYDROXYBENZOATE
3.5
Methyl 2,6-dihydroxybenzoate is a synthetic fragrance and preservative helper that can be irritating for sensitive skin.
beauty skincare fragrance preservative
Read ingredient review Antioxidant
Methyl 3-Methylresorcylate
3.8
A synthetic antioxidant that may help protect skin from environmental stress, but research on its efficacy in cosmetics is still limited.
beauty skincare antioxidant
Read ingredient review Fragrance Ingredient
METHYL 3-NONENOATE
3.5
Methyl 3-Nonenoate is a synthetic fragrance ingredient that adds a fresh, fruity scent to products, but offers no skincare benefits beyond fragrance.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
METHYL 4-T-BUTYLBENZOATE
3.5
A synthetic fragrance ingredient with low irritation risk but limited skin benefit beyond scent.
beauty skincare fragrance
Read ingredient review Skin Conditioning
Methyl Abietate
3.8
A gentle, plant-derived ester that helps products feel smooth and stay put on skin, but it's not a star hydrator or active.
beauty skincare film-former
Read ingredient review Methyl acetate is an effective solvent for removing nail polish, but it can be drying and irritating if used frequently or on sensitive skin.
beauty skincare solvent
Read ingredient review Emollient
METHYL ACETYL RICINOLEATE
4.0
A gentle, castor oil-derived emollient that softens skin and improves product feel without clogging pores.
beauty skincare emollient
Read ingredient review Fragrance Ingredient
METHYL ACETYLAMINOBENZOATE
3.5
A synthetic fragrance ingredient that adds a pleasant scent but offers no skincare benefits; generally safe at low levels but may cause sensitivity in some individuals.
beauty skincare fragrance
Read ingredient review Soothing Agent
METHYL ACETYLGLYCYRRHETINOYL HYDROXYPROLINATE
4.0
A gentle, multi-tasking ingredient that combines soothing properties from licorice root with collagen-supporting amino acids, ideal for sensitive or aging skin.
beauty skincare soothing agent
Read ingredient review Methyl alcohol is a harsh solvent that can be drying and irritating; it is generally avoided in leave-on skincare and is more common in industrial or nail products.
beauty skincare solvent
Read ingredient review Antioxidant
METHYL ALOESINYL CINNAMATE
3.5
A novel synthetic ingredient with potential soothing and antioxidant benefits, but research is still emerging.
beauty skincare antioxidant
Read ingredient review Fragrance Ingredient
METHYL ALPHA-IONONE ISOMERS
3.5
A synthetic floral scent ingredient that is generally safe at low levels but may cause skin reactions in sensitive individuals.
beauty skincare fragrance
Read ingredient review Soothing agent
METHYL AMINOMETHYLCYCLOHEXANE CARBOXAMIDE HCL
4.0
A synthetic soothing ingredient that helps calm reactive skin and reduce visible redness without irritation.
beauty skincare soothing
Read ingredient review Fragrance Ingredient
METHYL AMYL KETONE
3.5
Methyl amyl ketone is a synthetic fragrance ingredient that adds a fruity, banana-like scent, but it may cause skin irritation in sensitive individuals at higher concentrations.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
METHYL ANTHRANILATE
3.5
Methyl anthranilate is a grape-like scent ingredient that is generally safe at low levels but may cause skin sensitivity in some people.
beauty skincare fragrance
Read ingredient review Emollient
METHYL ARACHIDATE
3.8
A gentle emollient that helps soften and smooth skin with a low risk of irritation or clogged pores.
beauty skincare emollient
Read ingredient review Humectant
METHYL ASPARTIC ACID
3.8
A gentle, synthetic amino acid derivative that may help hydrate and support the skin barrier, but research is still emerging.
beauty skincare humectant
Read ingredient review A gentle emollient that softens skin and improves product texture without clogging pores.
beauty skincare emollient
Read ingredient review Fragrance ingredient
Methyl Benzoate
3.5
Methyl benzoate is a synthetic fragrance ingredient that adds a pleasant scent to products, but it offers no skincare benefits and may cause sensitivity in some individuals.
beauty skincare fragrance
Read ingredient review Fragrance
METHYL BENZODIOXEPINONE
3.5
A synthetic fragrance ingredient that adds a pleasant scent but offers no skincare benefits; safe for most but may cause sensitivity in some.
beauty skincare fragrance
Read ingredient review UV Absorber
METHYL BENZODIOXOLYLETHYL-PROPENYLAMINOBENZOATE
3.8
A synthetic UVA filter that helps protect skin from sun damage, but its use is limited to certain regions and may not be as widely studied as other filters.
beauty skincare sunscreen
Read ingredient review Fragrance
Methyl Benzoylformate
3.5
Methyl Benzoylformate is a synthetic fragrance ingredient with limited research on skin benefits; it may cause irritation in sensitive individuals.
beauty skincare fragrance
Read ingredient review UV Filter
METHYL2-PHENYLMETHYLENEOCTYLIDENEAMINO BENZOATE
3.5
A synthetic UVB filter that protects skin from sunburn, but its use is restricted in some countries due to safety concerns.
beauty skincare sunscreen
Read ingredient review Fragrance
METHYL BETA-NAPHTHYL ETHER
3.5
A synthetic fragrance ingredient that adds a sweet, floral scent; generally considered safe at low levels but may cause irritation in sensitive individuals.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
METHYL BICYCLOHEPTENYL-METHYLOXIRANE-CARBOXYLATE
3.5
A synthetic fragrance compound that provides a pleasant scent but may cause irritation in sensitive individuals, especially at higher concentrations.
beauty skincare fragrance
Read ingredient review Methyl butyrate is a synthetic fragrance ingredient that adds a fruity scent to products; it is generally safe at low levels but offers no skincare benefits.
beauty skincare fragrance
Read ingredient review Methyl Canolate is a gentle, plant-based emollient that helps soften and smooth skin without clogging pores.
beauty skincare emollient
Read ingredient review Skin brightening agent
METHYL CAPROOYL TYROSINATE
4.0
A gentle, synthetic brightener that works by slowing pigment production, making it a good option for those who find stronger brighteners irritating.
beauty skincare brightening agent
Read ingredient review Skin brightener
METHYL CAPRYLOYL TYROSINATE
4.0
A gentle, synthetic brightener that targets uneven skin tone and dark spots without the irritation of stronger alternatives.
beauty skincare brightening agent
Read ingredient review Emollient
Methyl Caprylate
4.0
Methyl Caprylate is a gentle, non-greasy emollient that helps products glide on smoothly without clogging pores.
beauty skincare emollient
Read ingredient review Emollient
Methyl Caprylate/Caprate
4.3
A lightweight, non-greasy emollient derived from coconut or palm oil that improves product texture and skin feel.
beauty skincare emollient
Read ingredient review Chelating Agent
Methyl Carboxymethylphenyl Aminocarboxypropylphosphonate
3.8
A synthetic ingredient that helps stabilize formulas and may offer mild antioxidant benefits, but research is still emerging.
beauty skincare chelating agent
Read ingredient review Fragrance
METHYL CINNAMATE
3.5
Methyl Cinnamate is a gentle, plant-derived fragrance ingredient with some soothing potential, but it may cause sensitivity in very rare cases.
beauty skincare fragrance
Read ingredient review Surfactant
Methyl Coco-Glucosides
4.5
A gentle, coconut-derived surfactant that effectively cleanses while respecting the skin barrier.
beauty skincare cleanser
Read ingredient review A mild, plant-derived emollient that helps moisturize and soften skin without clogging pores.
beauty skincare emollient
Read ingredient review Fragrance Ingredient
METHYL CYCLOHEXYLACETATE
3.5
A synthetic fragrance ingredient that adds a sweet, fruity scent; generally considered safe at low concentrations but may cause irritation in sensitive individuals.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
Methyl Cyclooctanecarboxylate
3.5
A synthetic fragrance ester with limited public data; generally considered safe at low concentrations used in cosmetics.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
METHYL CYCLOPENTYLIDENEACETATE
3.5
A synthetic fragrance ingredient that adds a pleasant scent but offers no skincare benefits and may trigger allergies in sensitive individuals.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
METHYL DECENOL
3.5
Methyl Decenol is a synthetic fragrance ingredient that adds a fresh floral note, but it offers no skincare benefits and may cause sensitivity in some individuals.
beauty skincare fragrance
Read ingredient review UV Filter
METHYL DECYLIDENEAMINOBENZOATE
3.5
A synthetic UV filter that helps protect skin from sun damage, but is less common in modern formulations due to availability of newer alternatives.
beauty skincare sunscreen
Read ingredient review Skin Conditioning
Methyl Dehydroabietate
3.5
A gentle, plant-derived ester that helps condition skin and dissolve other ingredients, but it's not a star performer on its own.
beauty skincare emollient
Read ingredient review Antioxidant
METHYL DI-T-BUTYL HYDROXYHYDROCINNAMATE
4.0
A synthetic antioxidant that helps keep your skincare products fresh and effective by preventing ingredient breakdown.
beauty skincare antioxidant
Read ingredient review Surfactant
Methyl Dicocamine
3.5
A coconut-derived surfactant that helps cleanse and condition, but may cause mild irritation for sensitive skin.
beauty skincare surfactant
Read ingredient review pH Adjuster
Methyl Diethanolamine
3.0
Methyl Diethanolamine is a synthetic pH adjuster that helps keep formulas stable, but it can be a mild irritant for sensitive skin.
beauty skincare pH adjuster
Read ingredient review Emollient
Methyl Dihydroabietate
3.5
A pine-derived ester that helps dissolve other ingredients and leaves a smooth feel, but is not a standout active for skin benefits.
beauty skincare emollient
Read ingredient review Fragrance Ingredient
METHYL DIHYDROJASMONATE
4.0
A widely used synthetic fragrance that adds a pleasant jasmine-like scent to products, but offers no direct skin benefit and may cause sensitivity in those with fragrance allergies.
beauty skincare fragrance
Read ingredient review Preservative
Methyl Dihydroxybenzoate
3.5
A synthetic preservative helper that keeps products fresh and stable, but it's not a star active ingredient for your skin.
beauty skincare preservative
Read ingredient review Film Former
Methyldihydroxypropylamido Undecyl Decyl Dimethicone
4.0
A gentle silicone that smooths hair and skin without the heavy feel of traditional silicones.
beauty skincare haircare
Read ingredient review Cooling Agent
METHYL DIISOPROPYL PROPIONAMIDE
3.8
A synthetic cooling agent that provides a refreshing sensation without the volatility of menthol, making it a gentler alternative for sensitive skin.
beauty skincare sensory modifier
Read ingredient review UV Filter
METHYL DIMETHYL-CYCLOHEXENYLMETHYLENEAMINO-BENZOATE
3.5
A synthetic UV filter that helps protect skin from sun damage, but its use is limited to certain regions and may not be as widely studied as other filters.
beauty skincare sunscreen
Read ingredient review UV Absorber
METHYL DIMETHYL-OCTENYLIDENEAMINO-BENZOATE
3.5
A synthetic UV filter that helps protect skin from sun damage, but its use is limited to certain regions due to regulatory differences.
beauty skincare sunscreen
Read ingredient review Fragrance Ingredient
METHYL DIMETHYLBICYCLOHEPTANE-CARBOXYLATE
3.5
A synthetic scent ingredient that adds a fresh, minty note to products but offers no skincare benefits and may be unnecessary for sensitive skin.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
METHYL TRANS-1,4-DIMETHYL-CYCLOHEXANECARBOXYLATE
3.5
A synthetic cooling fragrance ingredient that adds a fresh, minty feel but offers no skincare benefits and may irritate sensitive skin.
beauty skincare fragrance
Read ingredient review Fragrance
METHYL DIMETHYLMETHYLENECYCLOHEXANE CARBOXYLATE
3.5
A synthetic scent ingredient that adds a fresh floral note but offers no skincare benefit and may trigger sensitivity in some.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
METHYL DIMETHYLOCTADIENOATE
3.5
A synthetic fragrance ingredient that adds a fresh, citrus-like scent to products; generally considered safe at low concentrations but offers no active skincare benefits.
beauty skincare fragrance
Read ingredient review Fragrance Ingredient
2-METHYL-1,5-DIOXASPIROUNDECANE
3.5
A synthetic fragrance ingredient that adds a pleasant scent but offers no skincare benefits; generally safe at low concentrations.
beauty skincare fragrance
Read ingredient review UV Absorber
Methyl Dodecylideneaminobenzoate
3.5
A synthetic UV filter that helps protect skin from sun damage, but its use is less common than newer alternatives.
beauty skincare sunscreen
Read ingredient review Antistatic Agent
METHYLEICOSAMIDOPROPYL ETHYLDIMONIUM ETHOSULFATE
3.8
A mild synthetic conditioner that helps detangle and soften hair without heavy buildup.
beauty skincare haircare
Read ingredient review