Maca root powder is a gentle, antioxidant-rich botanical that may help soothe and protect skin, but research on its topical benefits is still limited.
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
Maca root powder is a gentle, antioxidant-rich botanical that may help soothe and protect skin, but research on its topical benefits is still limited.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research on its benefits for skin is still limited.
Irritation
low
Source
natural
A promising antioxidant from nutmeg 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 yet well-established.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research on human skin is still limited.
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 plant-based antioxidant extract that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
natural
A plant-based antioxidant extract that may help soothe and protect skin, though research is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich fruit extract that may help protect skin from environmental stress, though research is still emerging.
Irritation
low
Source
natural
A gentle, plant-derived antioxidant that may help calm skin and fight environmental stress, but research is still early.
Irritation
low
Source
natural
A gentle, lab-grown lily extract that may help calm skin and fight environmental stress, but research is still early.
Irritation
low
Source
biotech
Antioxidant
SACCHAROMYCES/LILIUM CANDIDUM CALLUS EXTRACT FERMENT EXTRACT FILTRATE
A gentle, biotech-derived ingredient that may help calm and protect skin, though human studies are still limited.
Irritation
low
Source
biotech
A gentle, plant-derived antioxidant that may help protect skin from environmental stress, though research is still emerging.
Irritation
low
Source
biotech
Madrox is a little-known ingredient with minimal published research; its benefits are unclear and it may be a trade name for a blend.
Irritation
low
Source
mixed
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 antioxidant that pairs magnesium with a modified amino acid to help protect skin from environmental stress and support a healthy-looking complexion.
Irritation
low
Source
semi-synthetic
A gentle, stable vitamin C derivative that brightens skin and fights free radicals without the sting of pure ascorbic acid.
Irritation
low
Source
semi-synthetic
A gentle, stable vitamin C option that brightens skin and supports hydration without the irritation of pure ascorbic acid.
Irritation
low
Source
semi-synthetic
A gentle, stabilized vitamin C derivative that brightens skin and fights free radicals with less irritation than pure L-ascorbic acid.
Irritation
low
Source
semi-synthetic
A gentle, stable form of vitamin C that brightens skin and fights free radicals without the irritation of pure ascorbic acid.
Irritation
low
Source
semi-synthetic
Magnesium hydride is a novel ingredient that releases hydrogen gas on contact with water, but its skincare benefits are not well-established and it may cause irritation.
Irritation
moderate
Source
synthetic
A promising plant antioxidant with early research suggesting it may help calm and protect skin, but more human studies are needed to confirm its benefits.
Irritation
low
Source
natural
A gentle botanical extract that helps protect skin from environmental stress and may calm minor irritation.
Irritation
low
Source
natural
A gentle botanical extract that helps calm skin and fight environmental stress, but research is still emerging.
Irritation
low
Source
natural
Antioxidant
LACTOBACILLUS/SACCHAROMYCES/MAGNOLIA OFFICINALIS BARK FERMENT EXTRACT
A fermented magnolia bark extract that offers antioxidant and soothing benefits, with fermentation potentially boosting the bioavailability of its active compounds.
Irritation
low
Source
biotech
Antioxidant
AUREOBASIDIUM PULLULANS/MAGNOLIA SIEBOLDII BRANCH EXTRACT FERMENT FILTRATE
A fermented botanical extract with potential antioxidant and soothing properties, but research on its cosmetic benefits 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 botanical extract that helps protect skin from environmental stress and may calm minor irritation.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical water that can help soothe and protect the skin, but research on its specific benefits is still emerging.
Irritation
low
Source
natural
A gentle plant extract that may help calm skin and fight environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle botanical extract that helps protect skin from environmental stress and may calm irritation, though research is still emerging.
Irritation
low
Source
natural
A gentle, plant-based antioxidant extract that may help calm skin and fight environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle botanical extract that helps protect skin from environmental stress and may calm irritation.
Irritation
low
Source
natural
A gentle botanical extract that may help calm skin and fight free radical damage, though research is still emerging.
Irritation
low
Source
natural
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, antioxidant-rich fruit extract that may help calm skin and defend against environmental stress, though human studies are limited.
Irritation
low
Source
natural
A gentle, lab-grown plant extract that may help protect skin from environmental stress and calm irritation, though human studies are limited.
Irritation
low
Source
biotech
A gentle, plant-derived antioxidant extract that may help calm skin and protect against environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle, antioxidant-rich flower extract that helps calm skin and defend against environmental stress, though human studies are still limited.
Irritation
low
Source
natural
A gentle, plant-derived antioxidant that may help calm skin and defend against environmental stress, though human studies are limited.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract that may help calm skin and protect against environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle, plant-derived antioxidant that helps calm skin and fight environmental stress without irritation.
Irritation
low
Source
natural
Antioxidant
Grifola Frondosa / Panax Ginseng Extract Ferment Filtrate
A gentle, fermented botanical blend that may help calm skin and defend against environmental stress, though human studies are limited.
Irritation
low
Source
natural
A gentle, fermented botanical blend that may help calm skin and provide antioxidant support, though research is still emerging.
Irritation
low
Source
natural
Antioxidant
Grifola Frondosa Mycelium/Arenaria Kansuensis Extract Ferment Filtrate
A fermented botanical blend that may offer antioxidant and soothing benefits, but human skin research is still limited.
Irritation
low
Source
biotech
A gentle, antioxidant-rich mushroom ferment that may help calm and protect the skin, though human studies are limited.
Irritation
low
Source
natural
A gentle, antioxidant-rich mushroom ferment that may help calm skin and defend against environmental stress, though human studies are limited.
Irritation
low
Source
natural
Antioxidant
Grifola Frondosa/Arctium Lappa Fruit Extract Ferment Filtrate
A fermented botanical blend that may help calm skin and fight free radicals, though research is still emerging.
Irritation
low
Source
natural
Antioxidant
Grifola Frondosa/Ilex Paraguariensis Leaf Extract Ferment Filtrate
A gentle, antioxidant-rich fermented blend that may help calm skin and defend against environmental stress.
Irritation
low
Source
natural
Malachite extract is a mineral-derived antioxidant that may help calm skin and protect against environmental stress, but research is still early.
Irritation
low
Source
natural
A gentle, copper-infused yeast ferment that may help calm skin and defend against environmental stress, though research is still early.
Irritation
low
Source
biotech
A gentle plant extract with antioxidant potential, but research on its benefits for skin is still limited.
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 plant-based antioxidant extract that may help calm skin and fight free radical damage, though human studies are limited.
Irritation
low
Source
natural
A mild, plant-based antioxidant extract that may help calm skin and fight free radicals, though research is still emerging.
Irritation
low
Source
natural
A gentle antioxidant-rich botanical blend that helps protect skin from environmental stress and may calm minor irritation.
Irritation
low
Source
natural
A gentle plant extract that provides antioxidant protection and a subtle botanical scent, but research on its specific skin benefits is still limited.
Irritation
low
Source
natural
Mandarin Orange Fruit Extract is a gentle antioxidant-rich extract that helps protect skin from environmental stress and may brighten the complexion.
Irritation
low
Source
natural
Mandarin orange juice offers gentle antioxidant and exfoliating benefits, but its natural acidity and potential for phototoxicity require careful formulation.
Irritation
moderate
Source
natural
Mandarin Peel Extract offers antioxidant protection and a gentle citrus scent, but its benefits are best supported by general citrus research rather than mandarin-specific studies.
Irritation
low
Source
natural