A gentle botanical extract that may help calm skin and fight free radicals, but research is still early.
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 botanical extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A gentle, plant-based wax that helps lock in moisture and gives a smooth feel to lip and skin products.
Irritation
low
Source
natural
A fragrant flower oil that adds a pleasant scent to products but has limited research on skin benefits and may cause irritation in sensitive individuals.
Irritation
moderate
Source
natural
A gentle floral water that adds a light scent and mild soothing feel, but lacks strong scientific backing for specific skin benefits.
Irritation
low
Source
natural
A gentle plant-based extract with antioxidant potential, but research is still early and benefits are not yet proven in human studies.
Irritation
low
Source
natural
A gentle botanical extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A gentle floral water with mild astringent and soothing properties, best for normal to oily skin types, but may cause irritation in sensitive individuals due to natural fragrance compounds.
Irritation
moderate
Source
natural
A gentle botanical extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A gentle botanical extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
Naringenin is a gentle citrus-derived antioxidant that helps protect skin from environmental stress and may calm irritation.
Irritation
low
Source
natural
A gentle citrus antioxidant that helps protect skin from environmental stress and may support a more even tone.
Irritation
low
Source
natural
Narirutin is a gentle citrus-derived antioxidant that helps calm skin and defend against environmental stress, though research is still emerging.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research is limited and it's not a standout ingredient.
Irritation
low
Source
natural
A gentle, plant-derived extract that may help calm skin and fight free radicals, though research is still early.
Irritation
low
Source
natural
A gentle botanical extract that may help calm skin and provide antioxidant protection, though research is still early.
Irritation
low
Source
natural
A gentle, antioxidant-rich oil that helps soothe and protect the skin, but research on its specific benefits is still emerging.
Irritation
low
Source
natural
A gentle botanical extract that may help calm skin and fight free radical damage, though research is still early.
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, plant-derived antioxidant extract that may help calm skin and fight free radical damage, though research is still emerging.
Irritation
low
Source
natural
Natamycin is a gentle, naturally derived preservative that fights fungi and yeast, making it a good option for sensitive skin formulas.
Irritation
low
Source
natural
Natane Yu is a gentle, plant-derived ingredient that may help calm and hydrate the skin, but scientific evidence is still limited.
Irritation
low
Source
natural
A gentle, citrus-derived water that can refresh and lightly tighten skin, but its benefits are subtle and not as well-studied as more common fruit extracts.
Irritation
low
Source
natural
A fragrant flower oil from a Japanese citrus fruit, valued for its scent but with limited research on skin benefits.
Irritation
moderate
Source
natural
A gentle, citrus-scented floral water that offers mild astringent and refreshing benefits, but lacks strong scientific backing for specific skin improvements.
Irritation
low
Source
natural
A citrus oil that adds a fresh scent to products but may irritate sensitive skin and offers limited proven skincare benefits beyond fragrance.
Irritation
moderate
Source
natural
A fragrant citrus oil that adds a fresh scent to products but may cause irritation in sensitive skin due to natural limonene content.
Irritation
moderate
Source
natural
Natto Gum is a gentle, natural thickener from fermented soy that can add a silky feel and light hydration to products, but research on its skin benefits is still limited.
Irritation
low
Source
natural
Conditioning Agent
Human Umbilical Blood Derived Natural Killer Cell Conditioned Media
An experimental biotech ingredient with potential but very limited safety data and no established cosmetic track record.
Irritation
moderate
Source
biotech
A gentle, antioxidant-rich plant extract that may help calm skin and fight free radical damage, though research is still early.
Irritation
low
Source
natural
Neatsfoot oil is a traditional animal-derived emollient that softens skin but is rarely used in modern skincare due to better alternatives and comedogenic concerns.
Irritation
low
Source
natural
A gentle, antioxidant-rich fruit extract that may help soothe and hydrate skin, but research on its direct cosmetic benefits is still emerging.
Irritation
low
Source
natural
A traditional botanical extract that may help calm irritation and support a balanced complexion, though more human studies are needed.
Irritation
low
Source
natural
Neem bark extract is a gentle botanical that may help calm skin and provide antioxidant support, but research on its topical benefits is still emerging.
Irritation
low
Source
natural
A gentle botanical extract that may help calm irritated skin and provide antioxidant protection, but more human studies are needed.
Irritation
low
Source
natural
A fermented neem ingredient that may help calm and purify skin, but research on this specific form is still emerging.
Irritation
low
Source
biotech
Neem flower extract is a gentle botanical with antioxidant and soothing potential, but more human studies are needed to confirm its benefits.
Irritation
low
Source
natural
Neem leaf extract is a gentle botanical with antioxidant and soothing benefits, but its strong herbal scent and limited high-quality human studies mean it's best used as a supporting ingredient.
Irritation
low
Source
natural
Neem leaf oil is a traditional botanical oil that may help calm irritated skin and support a clearer complexion, but its strong scent and potential for irritation mean it's best used in low concentrations.
Irritation
moderate
Source
natural
Neem leaf powder is a gentle botanical that may help calm irritated skin and provide antioxidant protection, but its effectiveness in commercial skincare is not as well-studied as some other ingredients.
Irritation
low
Source
natural
Neem seed oil is a traditional botanical oil that moisturizes and helps calm skin, but its strong scent and moderate comedogenic rating mean it's best for those who tolerate oils well.
Irritation
low
Source
natural
A novel biotech peptide that shows promise for anti-aging, but human research is still limited.
Irritation
low
Source
biotech
A gentle fern extract with antioxidant potential, but research is still emerging on its specific benefits for skin.
Irritation
low
Source
natural
A gentle, algae-derived ingredient that helps hydrate and protect skin, but research on its specific benefits is still emerging.
Irritation
low
Source
natural
A lab-grown orchid extract that may help calm skin and fight free radicals, but human research is still limited.
Irritation
low
Source
biotech
Neohesperidin is a citrus-derived antioxidant that may help protect skin from environmental stress and soothe irritation, though research in topical skincare is still emerging.
Irritation
low
Source
natural
A potent antioxidant and sweetener that helps protect skin from oxidative stress, but is rarely used as a standalone active in leave-on skincare.
Irritation
low
Source
semi-synthetic
A gentle fern-derived extract with antioxidant potential, but research is still early and benefits are not yet proven in large human studies.
Irritation
low
Source
natural
A gentle fern root extract with antioxidant potential, but research is limited and benefits are not yet well-established.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract that may help calm skin and fight environmental stress, though research is still early.
Irritation
low
Source
natural
Neomenthol provides a cooling sensation and mild soothing effect, but can irritate sensitive skin at higher concentrations.
Irritation
moderate
Source
natural
A synthetic fragrance ingredient that adds a fresh scent but offers no skincare benefits; safe at low levels but may cause sensitivity in some individuals.
Irritation
low
Source
synthetic
A synthetic diol that helps control product texture and stability, but is rarely a star ingredient on its own.
Irritation
low
Source
synthetic
A lightweight, non-greasy emollient that softens skin and improves product feel without clogging pores.
Irritation
low
Source
synthetic
A silky, lightweight emollient that hydrates without clogging pores, ideal for oily and combination skin types.
Irritation
low
Source
synthetic
Emollient
NEOPENTYL GLYCOL DICAPRYLATE/DIPELARGONATE/DICAPRATE
A lightweight, non-greasy emollient that helps skin feel smooth and soft without clogging pores.
Irritation
low
Source
synthetic
A lightweight, non-greasy emollient that helps products spread smoothly and leaves skin feeling soft.
Irritation
low
Source
synthetic
A lightweight, non-greasy emollient that helps skin feel soft and smooth without clogging pores.
Irritation
low
Source
synthetic
A lightweight synthetic emollient that helps products spread smoothly and leaves skin feeling soft without clogging pores.
Irritation
low
Source
synthetic
A lightweight synthetic emollient that gives products a silky feel without greasiness, generally well-tolerated by most skin types.
Irritation
low
Source
synthetic
A lightweight synthetic emollient that helps products glide on smoothly without feeling greasy.
Irritation
low
Source
synthetic