A lightweight, non-greasy emollient that hydrates and softens skin without clogging pores.
Irritation
low
Source
natural
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 lightweight, non-greasy emollient that hydrates and softens skin without clogging pores.
Irritation
low
Source
natural
A gentle, plant-derived emollient that softens and smooths skin without clogging pores.
Irritation
low
Source
natural
A gentle, plant-based emollient that softens skin without clogging pores — great for sensitive and dry skin types.
Irritation
low
Source
natural
A gentle, plant-based emollient that hydrates and softens skin without clogging pores.
Irritation
low
Source
semi-synthetic
A gentle, lab-made ingredient that helps calm reactive skin by mimicking natural soothing signals in the body.
Irritation
low
Source
synthetic
Skin lightening agent
CAPRYLYLOXYPHENYLAMINO DIMETHYLTETRAHYDRO BENZOTHIAZINE CARBOXYLIC ACID
A synthetic brightener that targets melanin production, but research is still emerging compared to more established options.
Irritation
low
Source
synthetic
A gentle, fat-soluble antioxidant that helps protect skin from sugar-related damage and environmental stress, making it a smart addition to anti-aging routines.
Irritation
low
Source
semi-synthetic
A gentle, oil-friendly amino acid derivative that helps condition and smooth skin without stripping.
Irritation
low
Source
semi-synthetic
A synthetic peptide that may help improve skin firmness and reduce fine lines, with low irritation potential.
Irritation
low
Source
synthetic
A gentle, biodegradable film-former that helps lock in moisture and improve water resistance without feeling heavy or sticky.
Irritation
low
Source
semi-synthetic
A mild, amino-acid-based ingredient that gently cleanses and helps calm skin without stripping moisture.
Irritation
low
Source
semi-synthetic
A synthetic peptide that may help reduce fine lines and improve skin firmness with a low risk of irritation.
Irritation
low
Source
synthetic
A synthetic peptide that may help soften fine lines and improve skin firmness, but research is still emerging.
Irritation
low
Source
synthetic
A gentle, modified collagen that helps hydrate and smooth skin without the stickiness of plain collagen.
Irritation
low
Source
semi-synthetic
A mild, protein-derived ingredient that strengthens hair and soothes skin without stripping natural oils.
Irritation
low
Source
semi-synthetic
A mild, amino-acid-based ingredient that helps skin feel smooth and soft without clogging pores or causing irritation.
Irritation
low
Source
semi-synthetic
A lab-made peptide that may help smooth wrinkles and firm skin, but research is still early.
Irritation
low
Source
synthetic
A mild, eco-friendly cleanser derived from pea amino acids that effectively removes dirt and oil without disrupting your skin barrier.
Irritation
low
Source
natural
A synthetic peptide that may help firm skin and soften fine lines, but results vary and more independent research is needed.
Irritation
low
Source
synthetic
A mild, amino-acid-based surfactant that cleanses without stripping the skin, making it ideal for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
A mild, amino-acid-based surfactant that cleanses effectively while respecting the skin barrier.
Irritation
low
Source
semi-synthetic
A synthetic peptide that may help soften the look of expression lines and improve skin firmness, but research is still emerging.
Irritation
low
Source
synthetic
Hair Conditioning Agent
CAPRYLOYL METHIONINE/SILK AMINO ACIDS METHYL ESTERS
A gentle, amino-acid-based conditioner that softens hair and skin without weighing them down.
Irritation
low
Source
semi-synthetic
A mild, silk-derived cleansing agent that cleans without stripping the skin, making it ideal for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
Anti-aging agent
CAPRYLOYL TETRAPEPTIDE-60 NORLEUCYL TYROSYL D-METHIONINE
A synthetic peptide that may help improve skin firmness and reduce fine lines, with low irritation potential.
Irritation
low
Source
synthetic
A gentle, plant-derived surfactant that cleanses effectively without stripping the skin barrier, making it ideal for sensitive and dry skin types.
Irritation
low
Source
semi-synthetic
Emollient
CAPRYLOYLOXYPALMITOYL CAPRYLOYLOXYPALMITAMIDE MEA
A gentle, synthetic emollient that helps soften and smooth skin without clogging pores.
Irritation
low
Source
synthetic
A gentle, oil-friendly vitamin C that brightens skin without the irritation of pure ascorbic acid.
Irritation
low
Source
semi-synthetic
A gentle, oil-friendly vitamin C that brightens skin and fights free radicals without the sting of traditional L-ascorbic acid.
Irritation
low
Source
semi-synthetic
A lightweight, non-greasy emollient that softens skin without clogging pores, ideal for oily and combination skin types.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that softens skin and improves product feel, suitable for most skin types.
Irritation
low
Source
semi-synthetic
A gentle, plant-based emollient that hydrates and softens skin without clogging pores or feeling heavy.
Irritation
low
Source
natural
A gentle silicone emulsifier that improves product feel and stability without common irritation concerns.
Irritation
low
Source
semi-synthetic
A lightweight, non-greasy emollient that helps soften skin and improve product texture without clogging pores.
Irritation
low
Source
synthetic
Caprylyl Gallate is a synthetic antioxidant that helps stabilize formulas and protect skin from environmental stress, but it is less studied than natural antioxidants like vitamin C or E.
Irritation
low
Source
synthetic
A gentle, plant-based surfactant that effectively cleanses without stripping the skin's natural moisture barrier.
Irritation
low
Source
natural
A gentle, multifunctional ingredient that softens skin and helps boost the effectiveness of preservatives, making it a popular choice for sensitive-skin formulas.
Irritation
low
Source
semi-synthetic
A mild, multifunctional ingredient that hydrates skin and helps preserve formulas without the irritation of traditional preservatives.
Irritation
low
Source
synthetic
A gentle, plant-derived emollient that helps soften and smooth skin while offering some antioxidant benefits.
Irritation
low
Source
semi-synthetic
Film Former
CAPRYLYL GLYCOL/GLYCERIN/POLYACRYLIC ACID COPOLYMER
A gentle film-forming polymer that improves product feel and helps ingredients stay put without clogging pores.
Irritation
low
Source
synthetic
A gentle synthetic ingredient that mimics peptides to help improve skin firmness and reduce fine lines, with low irritation potential.
Irritation
low
Source
synthetic
A gentle surfactant that helps cleansers foam without stripping the skin, often used to offset harsher ingredients.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that softens skin and improves product texture without clogging pores.
Irritation
low
Source
semi-synthetic
A mild, amino-acid-derived surfactant that cleanses without stripping the skin, ideal for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
A gentle, non-greasy silicone that improves product feel and spreadability, suitable for most skin types.
Irritation
low
Source
synthetic
Caprylyl Pyrrolidone is a gentle synthetic ingredient that helps other active ingredients absorb better while leaving skin feeling soft and smooth.
Irritation
low
Source
synthetic
A gentle, lightweight silicone that makes products feel silky and helps them glide on without clogging pores.
Irritation
low
Source
synthetic
A gentle, plant-based surfactant that effectively cleanses without stripping the skin’s natural moisture barrier.
Irritation
low
Source
natural
A gentle, plant-based surfactant that effectively cleanses without stripping the skin, making it a great choice for sensitive or dry skin types.
Irritation
low
Source
natural
Caprylylalkonium Chloride is an effective preservative for rinse-off products, but it may cause irritation for sensitive skin types.
Irritation
moderate
Source
synthetic
Capsaicin can temporarily stimulate circulation and create a warming sensation, but it is highly irritating and not suitable for sensitive skin or regular use in most skincare routines.
Irritation
high
Source
natural
A gentler, glucoside-bound version of chili pepper's active compound, used to promote a warm, tingling sensation and support microcirculation in skincare.
Irritation
moderate
Source
semi-synthetic
A synthetic peptide that creates a temporary warming sensation, often used to give a subtle plumping effect, but evidence for long-term benefits is limited.
Irritation
moderate
Source
synthetic
A synthetic peptide that creates a temporary tingling or warming sensation, often used in lip plumpers and firming products for a quick visual effect.
Irritation
moderate
Source
synthetic
A synthetic peptide that creates a temporary tingling or warming sensation, often used in lip plumpers for a short-lived fuller look.
Irritation
moderate
Source
synthetic
A gentle peptide that creates a subtle warming sensation to help products feel more effective, but research on its long-term benefits is still limited.
Irritation
low
Source
synthetic
Capsicum Annuum Resin creates a temporary warming sensation and mild skin plumping, but its high irritation potential makes it unsuitable for sensitive or reactive skin.
Irritation
high
Source
natural
A warming, circulation-boosting extract from habanero pepper that may temporarily plump skin but carries a high risk of stinging and irritation.
Irritation
high
Source
natural
A potent, warming plant resin that can temporarily boost circulation but carries a high risk of stinging and irritation, especially for sensitive skin.
Irritation
high
Source
natural
A gentle, plant-based antioxidant that may help calm skin and defend against environmental stress, though research is still early.
Irritation
low
Source
natural