A fermented botanical extract that may help calm skin and defend against environmental stress, though human studies are limited.
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 fermented botanical extract that may help calm skin and defend against environmental stress, though human studies are limited.
Irritation
low
Source
biotech
A plant-based extract with antioxidant potential, but research in cosmetics is still limited.
Irritation
low
Source
natural
A gentle botanical extract that helps calm skin and tighten pores, with antioxidant benefits for daily use.
Irritation
low
Source
natural
A gentle botanical extract that helps protect skin from environmental stress and may temporarily tighten pores.
Irritation
low
Source
natural
Cysteamine is a potent antioxidant and skin-lightening ingredient that can help fade dark spots, but it may cause irritation and has a strong sulfur odor.
Irritation
moderate
Source
semi-synthetic
A novel antioxidant complex that pairs cysteine with plant-derived proanthocyanidins, but research is still early and benefits are not yet proven in human studies.
Irritation
low
Source
semi-synthetic
A gentle brown algae extract that may help calm skin and fight free radicals, though research is still early.
Irritation
low
Source
natural
A gentle brown algae extract that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
natural
A brown algae extract that may help calm skin and fight free radicals, but human studies are limited.
Irritation
low
Source
natural
A gentle brown seaweed powder that may help calm skin and fight environmental stress, though research is still emerging.
Irritation
low
Source
natural
Cytochrome C is a naturally occurring protein that may help protect skin from oxidative stress and support cellular energy, but research in topical cosmetics is still emerging.
Irritation
low
Source
biotech
A marine-derived antioxidant extract with soothing potential, but research is still early and benefits are not yet proven in large human studies.
Irritation
low
Source
natural
A mushroom-derived ferment with early research suggesting antioxidant and soothing benefits, but human studies are limited.
Irritation
low
Source
natural
A mushroom-derived ferment that may help calm and protect skin, but research is still early and benefits are not yet proven in human studies.
Irritation
low
Source
biotech
Dahlia Flower Extract is a gentle antioxidant-rich botanical that may help protect skin from environmental stress, but research is still limited.
Irritation
low
Source
natural
Daidzein is a gentle plant antioxidant that may help protect skin from environmental stress and support a more even complexion, but research is still emerging.
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 with antioxidant potential, but research on its specific skin benefits is still limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research is limited—handle with realistic expectations.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research is limited—think of it as a supportive, not star, ingredient.
Irritation
low
Source
natural
A gentle plant extract that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research is limited and benefits are not well-established.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research is still early and benefits are not yet proven in humans.
Irritation
low
Source
natural
A gentle, lab-grown dandelion extract that may help calm skin and fight oxidative stress, though human studies are limited.
Irritation
low
Source
biotech
Dandelion Extract is a gentle, antioxidant-rich ingredient that helps soothe skin and protect against environmental stress.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical extract that helps protect skin from environmental stress and may support a more even skin tone.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research is still early and benefits are not yet proven in human studies.
Irritation
low
Source
natural
Daphnetin is a plant-derived antioxidant that may help calm skin and fight free radicals, but research in cosmetics is still early.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research is still early and benefits are not yet proven in human skin.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research is still early and benefits are not yet proven in human skin.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research on its specific skin benefits is still limited.
Irritation
low
Source
natural
A gentle, fermented date fruit extract that may help soothe and protect the skin, though research is still emerging.
Irritation
low
Source
biotech
A gentle, plant-derived antioxidant that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
biotech
A gentle, lab-grown plant extract that may help calm skin and fight environmental stress, though human studies are limited.
Irritation
low
Source
biotech
A gentle, antioxidant-rich fruit extract that may help protect skin from environmental damage and support a more even tone, though human studies are limited.
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 plant extract with antioxidant potential, but research is still early and benefits are not yet proven in human skin.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical extract that may help calm skin and protect 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 early.
Irritation
low
Source
natural
A gentle, fermented botanical ingredient that may help calm skin and provide antioxidant support, though research is still emerging.
Irritation
low
Source
biotech
A gentle, antioxidant-rich flower extract that may help calm skin and fight environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle plant extract that may help protect skin from environmental stress, though research is still early.
Irritation
low
Source
natural
A stable, synthetic antioxidant that helps protect skin proteins from damage, making it a promising anti-aging ingredient with low irritation potential.
Irritation
low
Source
synthetic
Decursin is a plant-derived antioxidant that may help calm skin and protect against environmental stress, but human research is still limited.
Irritation
low
Source
natural
Decursinol is a promising antioxidant from Korean angelica root, but research is still early—it may help calm and protect skin, but don't expect dramatic results.
Irritation
low
Source
natural
Skin conditioning
Paecilomyces Japonica/Deer Antler Ferment Extract Filtrate
A novel fermented ingredient with promising antioxidant potential, but human skin research is very limited.
Irritation
low
Source
natural
A gentle, antioxidant-rich fruit extract that may help calm skin and protect against environmental stress.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research is still early and benefits are not yet proven in human skin.
Irritation
low
Source
natural
A unique biotech antioxidant that helps protect skin from environmental stress and supports natural repair processes.
Irritation
low
Source
biotech
A gentle, antioxidant-rich plant extract that may help protect skin from environmental stress, though research on this specific species is limited.
Irritation
low
Source
natural
A gentle, antioxidant-rich fruit juice that may help soothe and protect the skin, but research is limited.
Irritation
low
Source
natural
A gentle orchid-derived extract that may help protect skin from environmental stress and support hydration, though research is still early.
Irritation
low
Source
natural
A gentle antioxidant-rich orchid powder that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
natural
A gentle orchid extract with antioxidant potential, but research on its cosmetic benefits is still emerging.
Irritation
low
Source
natural
A gentle orchid extract with antioxidant potential, but research on its topical benefits is still limited.
Irritation
low
Source
natural
A gentle orchid extract that may help protect skin from environmental stress and support hydration, though research is still emerging.
Irritation
low
Source
natural
A gentle orchid extract that may help hydrate and protect skin from environmental stress, though human studies are limited.
Irritation
low
Source
natural
A gentle, lab-grown orchid extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
biotech
A gentle orchid extract that may help protect skin from environmental stress and provide light hydration, though research is still early.
Irritation
low
Source
natural
A gentle, antioxidant-rich orchid extract that may help hydrate and protect skin, but research is still early.
Irritation
low
Source
natural