A gentle, hydrating plant extract that helps soothe and moisturize skin, with antioxidant benefits.
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 gentle, hydrating plant extract that helps soothe and moisturize skin, with antioxidant benefits.
Irritation
low
Source
natural
A gentle fermented ingredient that may help hydrate and soothe skin, but research is still early.
Irritation
low
Source
biotech
Agave leaf extract is a gentle, plant-based ingredient that may help soothe and hydrate the skin, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
Agave leaf powder is a gentle, plant-based exfoliant and absorbent that can help mattify skin and lightly polish away dead cells without harshness.
Irritation
low
Source
natural
Agave Rigida Extract is a gentle, plant-derived ingredient that helps soothe and hydrate the skin, making it a good choice for sensitive or irritated skin types.
Irritation
low
Source
natural
Agave root juice is a gentle, natural humectant that helps hydrate and soothe the skin, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
Agave stem extract is a gentle, plant-based humectant that helps hydrate and calm the skin, but research on its benefits is still limited.
Irritation
low
Source
natural
A gentle, biotech-derived ingredient that may help calm skin and support a healthy microbiome, but research is still early.
Irritation
low
Source
biotech
A fragrant flower oil that adds a pleasant scent to products, with limited research on skin benefits.
Irritation
moderate
Source
natural
Agonis Fragrans Oil adds a pleasant botanical scent to products, but its skincare benefits are not well-studied, and it may cause irritation in sensitive individuals.
Irritation
moderate
Source
natural
A gentle botanical extract with antioxidant and soothing potential, though research in cosmetics is still limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant and soothing potential, but human skincare studies are limited.
Irritation
low
Source
natural
Agrimony root extract is a gentle botanical with antioxidant and soothing potential, but human studies are limited.
Irritation
low
Source
natural
A gentle, antioxidant-rich mushroom ferment that may help calm skin and protect against environmental stress, though research is still emerging.
Irritation
low
Source
natural
A gentle, hydrating seaweed extract that helps soothe and moisturize the skin, but research on its benefits is still emerging.
Irritation
low
Source
natural
A gentle red seaweed extract that helps hydrate and calm the skin, but research on its benefits is still limited.
Irritation
low
Source
natural
A plant extract with traditional astringent use, but limited modern research and potential for skin irritation.
Irritation
moderate
Source
natural
A botanical extract with antioxidant potential, but research is limited and it may cause skin sensitivity in some people.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research on its skincare benefits 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 gentle, antioxidant-rich seed extract that may help protect skin from environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle, plant-based oil that hydrates and softens skin without clogging pores, though research on its specific benefits is still limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A traditional botanical powder with antioxidant potential, but limited modern research and practical formulation data for routine skincare use.
Irritation
low
Source
natural
A gentle amino acid derivative that may help improve skin hydration and barrier resilience, though research is still emerging.
Irritation
low
Source
semi-synthetic
Alanine is a gentle, water-loving amino acid that helps keep skin hydrated and supports a healthy barrier without irritation.
Irritation
low
Source
natural
A mild, amino-acid-based surfactant that cleanses without stripping the skin barrier.
Irritation
low
Source
semi-synthetic
A gentle, amino-acid-based humectant that helps hydrate and soothe the skin, making it a good option for sensitive or dry skin types.
Irritation
low
Source
biotech
A gentle peptide that may help improve skin hydration and barrier function, but research is still early.
Irritation
low
Source
semi-synthetic
A gentle, nutrient-rich seaweed extract that hydrates and soothes the skin without clogging pores.
Irritation
low
Source
natural
A mushroom extract with promising antioxidant and soothing benefits, though research is still emerging.
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
Alcloxa is an old-school antimicrobial that helps control odor but can be irritating for sensitive skin.
Irritation
moderate
Source
synthetic
Alcohol can improve product feel and penetration but is drying and irritating for many skin types, especially at high concentrations.
Irritation
high
Source
synthetic
Aldioxa is a gentle, soothing ingredient that helps calm irritated skin and reduce minor redness, but it is not a powerhouse active.
Irritation
low
Source
semi-synthetic
A gentle botanical extract with antioxidant potential, but research on its specific skin benefits is still limited.
Irritation
low
Source
natural
A fragrant essential oil with some antimicrobial potential, but may cause irritation in sensitive skin and lacks strong research for cosmetic benefits.
Irritation
moderate
Source
natural
A gentle plant extract that may help protect skin from environmental stress, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle botanical root extract with a history in traditional wellness, but limited modern research to support specific skincare benefits.
Irritation
low
Source
natural
A plant-based extract with antioxidant potential, but research on its skincare benefits is still limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research on its specific benefits in skincare is still limited.
Irritation
low
Source
natural
A gentle, plant-derived exfoliant that helps brighten skin and even out tone without the irritation of stronger acids.
Irritation
low
Source
natural
Alexandrite powder adds a subtle, gem-like shimmer to makeup but offers no proven skincare benefits.
Irritation
low
Source
natural
Alfalfa Juice is a gentle, nutrient-packed plant juice that may help soothe and protect skin, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle, nutrient-rich botanical powder that provides mild physical exfoliation and may offer antioxidant benefits, but its effects are not well-studied in skincare.
Irritation
low
Source
natural
A gentle, plant-derived emollient that helps calm and support the skin barrier without clogging pores.
Irritation
low
Source
natural
A natural, gentle exfoliating powder that also provides antioxidant properties, but research on its skincare benefits is still limited.
Irritation
low
Source
natural
A gentle, biotech-derived alfalfa extract that may help calm skin and defend against environmental stress, though research is still emerging.
Irritation
low
Source
biotech
A gentle, algae-derived humectant that hydrates and forms a protective film on the skin, with good tolerability for most skin types.
Irritation
low
Source
natural
A gentle red algae extract that may help calm and hydrate the skin, though research is still emerging.
Irritation
low
Source
natural
A gentle, algae-derived lipid that helps strengthen the skin barrier and lock in moisture.
Irritation
low
Source
biotech
A gentle seaweed-derived thickener that helps create smooth, spreadable textures and may offer light hydration.
Irritation
low
Source
natural
A seaweed-derived thickener and gentle film-former that helps create smooth, spreadable textures without clogging pores.
Irritation
low
Source
natural
A gentle, antioxidant-rich fruit extract that helps hydrate 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 while providing light hydration.
Irritation
low
Source
natural
Alisma Extract is a gentle botanical that may help calm skin and provide antioxidant support, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
Alkaline Phosphatase is a gentle enzyme that may help support skin renewal, but research is still emerging and it's not a proven powerhouse ingredient.
Irritation
low
Source
biotech
Film Former
C6-12 ALKYL C14-18 ALKYL AMINOPROPYL ACETAMINOPROPYL DIMETHICONE
A gentle silicone that smooths hair and skin without heavy buildup, but may not suit those avoiding silicones.
Irritation
low
Source
synthetic