A gentle emulsifier that helps mix oil and water, making cleansers and lotions feel smooth without heavy residue.
Irritation
low
Source
semi-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 emulsifier that helps mix oil and water, making cleansers and lotions feel smooth without heavy residue.
Irritation
low
Source
semi-synthetic
A gentle, semi-synthetic emollient that helps moisturize and stabilize formulas, but may raise concerns for those avoiding PEG compounds.
Irritation
low
Source
semi-synthetic
A gentle, water-friendly emollient that helps products spread smoothly and leaves skin soft without a greasy feel.
Irritation
low
Source
semi-synthetic
A mild, eco-friendly emulsifier that helps blend oil and water in creams and lotions while adding a touch of skin-softening nourishment.
Irritation
low
Source
semi-synthetic
A mild, eco-friendly emulsifier that helps blend oil and water in skincare formulas while also softening the skin.
Irritation
low
Source
semi-synthetic
A mild, eco-friendly emulsifier that helps blend oil and water in creams and lotions while leaving skin feeling soft.
Irritation
low
Source
semi-synthetic
A mild, eco-friendly emulsifier that helps blend oil and water in your skincare while leaving skin soft.
Irritation
low
Source
semi-synthetic
A mild, eco-friendly emulsifier that helps blend oil and water in your skincare while leaving skin feeling soft.
Irritation
low
Source
semi-synthetic
A nourishing, non-greasy emollient that helps restore the skin barrier and soften skin without clogging pores.
Irritation
low
Source
natural
A gentle, plant-based wax that helps lock in moisture and gives products a smooth, creamy texture without clogging pores.
Irritation
low
Source
natural
A gentle, plant-derived antioxidant that may help protect skin from environmental stress, though research is still emerging.
Irritation
low
Source
natural
A gentle, plant-based antioxidant that may help protect skin from environmental stress, though research is still emerging.
Irritation
low
Source
natural
A natural, physical exfoliant that sloughs off dead skin cells but can be too harsh for sensitive or acne-prone skin.
Irritation
moderate
Source
natural
Apricotamide DEA is a mild surfactant that helps create rich lather, but it may cause irritation for sensitive skin and has raised some safety concerns due to its DEA content.
Irritation
moderate
Source
semi-synthetic
A gentle, coconut-derived surfactant that cleans without stripping the skin, ideal for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
Antistatic agent
APRICOTAMIDOPROPYL ETHYLDIMONIUM ETHOSULFATE
A mild, plant-based conditioning ingredient that helps reduce static and improve combability without heavy buildup.
Irritation
low
Source
semi-synthetic
Aquamarine extract is a trendy mineral-rich ingredient that may offer soothing and hydrating benefits, but scientific evidence is limited.
Irritation
low
Source
natural
A gentle, natural exfoliant from crushed gemstone, but its benefits beyond physical scrubbing are not well-supported by research.
Irritation
moderate
Source
natural
A gentle, antioxidant-rich natural exfoliant from coffee fruit that helps smooth skin without harsh microbeads.
Irritation
low
Source
natural
A gentle, natural physical exfoliant with antioxidant benefits from coffee, but may be too gritty for sensitive skin if not finely ground.
Irritation
low
Source
natural
A gentle, natural sugar that helps attract moisture to the skin without irritation or clogging pores.
Irritation
low
Source
natural
Skin conditioning agent
Escherichia Coli/Arabinose Ferment Lysate Filtrate Extract
A biotech ingredient that may support skin barrier function and soothe irritation, but research is still early and mostly from the manufacturer.
Irritation
low
Source
biotech
A gentle, plant-based humectant that hydrates and soothes, ideal for sensitive or dry skin.
Irritation
low
Source
natural
Arachideth-20 is a gentle synthetic emulsifier that helps mix oil and water in cleansers and lotions, with a low risk of irritation.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps mix oil and water in creams and cleansers, with a low risk of irritation.
Irritation
low
Source
synthetic
Arachideth-27 is a gentle synthetic emulsifier that helps mix water and oil in cleansers and lotions, with a low risk of irritation.
Irritation
low
Source
synthetic
A synthetic emulsifier that helps mix oil and water but may be slightly drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
Arachideth-37 is a gentle synthetic emulsifier that helps water and oil mix in your products, but it's not a star ingredient for skin benefits.
Irritation
low
Source
synthetic
Arachideth-42 is a synthetic emulsifier that helps mix water and oil, but it may cause mild irritation for sensitive skin.
Irritation
moderate
Source
synthetic
A gentle, plant-derived fatty acid that helps soften skin and stabilize formulas without common irritation.
Irritation
low
Source
natural
Arachidonic acid is a natural omega-6 fatty acid that may support skin barrier function and reduce signs of aging, but it can be irritating for sensitive skin and has limited research in topical use.
Irritation
moderate
Source
natural
A gentle fatty alcohol that softens skin and improves product texture without clogging pores.
Irritation
low
Source
natural
Arachidyl Behenate is a gentle, plant-based wax that makes creams feel silky and helps stabilize formulas without clogging pores.
Irritation
low
Source
natural
Arachidyl Erucate is a gentle, non-greasy emollient that helps soften and smooth skin without clogging pores.
Irritation
low
Source
synthetic
A gentle, non-stripping emulsifier that helps create stable, creamy textures without irritating the skin.
Irritation
low
Source
semi-synthetic
Arachidyl Glycol is a gentle emollient that softens and smooths skin without clogging pores, making it a safe choice for most skin types.
Irritation
low
Source
synthetic
A gentle, synthetic emollient that softens skin and improves product feel without common irritation or clogging concerns.
Irritation
low
Source
synthetic
Arachidyl propionate is a gentle, non-greasy emollient that helps soften and smooth skin without clogging pores.
Irritation
low
Source
synthetic
A lab-grown plant extract that may help calm skin and fight free radical damage, though human research is still limited.
Irritation
low
Source
biotech
A gentle, plant-derived antioxidant that may help protect skin from environmental stress and support a calmer complexion.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research on its skincare benefits is still limited.
Irritation
low
Source
natural
A gentle plant extract that may help protect skin from environmental stress and calm irritation, though research is still early.
Irritation
low
Source
natural
A gentle, plant-derived extract with antioxidant and soothing potential, though research in cosmetics is still limited.
Irritation
low
Source
natural
A gentle, natural exfoliating powder from nut shells, best for physical scrubs but with limited research on its specific benefits.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract that may help protect skin from environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle, natural exfoliating powder from the seeds of the Brazilian pine tree, suitable for physical scrubs without harsh microbeads.
Irritation
low
Source
natural
A gentle, plant-derived antioxidant that may help protect skin from environmental stress, though research is still early.
Irritation
low
Source
natural
Arbutin is a gentle, plant-derived brightener that helps fade dark spots without the irritation often associated with stronger alternatives.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research on its specific benefits in skincare is very limited.
Irritation
low
Source
natural
A stable, gentle brightener that helps fade dark spots and even skin tone without the irritation risks of pure hydroquinone.
Irritation
low
Source
semi-synthetic
A lab-grown Arctic plant extract that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
biotech
Antioxidant
Saccharomyces/Rubus Arcticus Callus Lysate Ferment Extract Filtrate
A gentle, antioxidant-rich ferment that may help protect and condition skin, though human studies are limited.
Irritation
low
Source
biotech
A gentle, lab-grown plant extract that may help calm skin and fight free radicals, but human research is still limited.
Irritation
low
Source
biotech
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
A gentle, antioxidant-rich fruit extract that may help protect skin from environmental stress and soothe irritation.
Irritation
low
Source
natural
A gentle, antioxidant-rich fruit water that adds light hydration and a touch of soothing benefits, but its effects are mild compared to more concentrated actives.
Irritation
low
Source
natural
A gentle, antioxidant-rich Arctic plant extract that may help calm irritated skin, but research is still early.
Irritation
low
Source
natural
Arctigenin is a plant-based antioxidant that may help calm irritation and protect skin from environmental stress, but human research is still limited.
Irritation
low
Source
natural
Arctiin is a gentle plant antioxidant that helps calm skin and defend against environmental stress, though research is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract that may help calm skin and defend against environmental stress, though research is still emerging.
Irritation
low
Source
natural