Chelidonine is a plant alkaloid with potential soothing effects, but its use in cosmetics is rare and lacks strong safety data.
Irritation
moderate
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
Chelidonine is a plant alkaloid with potential soothing effects, but its use in cosmetics is rare and lacks strong safety data.
Irritation
moderate
Source
natural
Cherry leaf powder is a gentle botanical ingredient that may offer antioxidant and soothing benefits, but research is limited and it is best used in rinse-off products.
Irritation
low
Source
natural
Chervil extract is a mild, plant-based antioxidant that may help calm skin, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle botanical root powder with traditional use in soothing skin, but modern cosmetic evidence is limited.
Irritation
low
Source
natural
A gentle, water-like botanical extract that adds light hydration and a subtle fresh feel, but lacks strong scientific backing for specific skin benefits.
Irritation
low
Source
natural
Clematis extract is a gentle botanical with antioxidant and soothing potential, but research on its skincare benefits is still limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant and soothing potential, but research is still emerging and benefits are not yet proven in large human studies.
Irritation
low
Source
natural
A gentle botanical powder that may help calm redness and provide antioxidant protection, but human skin research is still limited.
Irritation
low
Source
natural
A mild, antioxidant-rich root powder that may help soothe and protect skin, but scientific evidence is still limited.
Irritation
low
Source
natural
A plant-derived extract that may help temporarily tighten and firm skin, but research is still early and results vary.
Irritation
low
Source
natural
A plant extract with promising antioxidant and circulation-supporting properties, but human skincare studies are still limited.
Irritation
low
Source
natural
A gentle botanical root extract with traditional use for soothing skin, though modern research is limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant potential, but research is limited and benefits are not yet well-established.
Irritation
low
Source
natural
Comfrey leaf extract is a traditional soothing botanical, but its use in skincare is limited by safety concerns over pyrrolizidine alkaloids (PAs) found in the whole plant.
Irritation
low
Source
natural
Comfrey Leaf Powder is a traditional soothing botanical, but its internal use is restricted due to pyrrolizidine alkaloids; topical use in skincare is generally considered safe at low concentrations.
Irritation
low
Source
natural
Comfrey root extract is a traditional soothing botanical, but its use in skincare is limited by safety concerns over certain compounds.
Irritation
low
Source
natural
A gentle botanical extract that may help calm skin and fight environmental damage, but more human studies are needed to confirm its benefits.
Irritation
low
Source
natural
A gentle botanical extract that may help calm skin and fight oxidative stress, but human research is limited.
Irritation
low
Source
natural
A refreshing botanical extract that can soothe skin but may cause irritation in sensitive individuals due to its natural menthol content.
Irritation
moderate
Source
natural
Cornmint powder adds a cooling feel and light minty scent to products, but its high menthol content can irritate sensitive skin.
Irritation
moderate
Source
natural
Costmary leaf extract is a gentle botanical with soothing and antioxidant potential, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant and soothing potential, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A mild botanical extract that may help tighten pores and fight free radicals, but research is limited.
Irritation
low
Source
natural
A gentle botanical root extract with antioxidant potential, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle botanical powder from orchid leaves that may offer antioxidant benefits, but research is limited and it's mostly used for its natural appeal.
Irritation
low
Source
natural
A gentle botanical leaf ingredient that offers mild astringent and refreshing effects, but may cause irritation in sensitive skin due to natural fragrance compounds.
Irritation
moderate
Source
natural
A botanical extract with astringent and antimicrobial benefits, best for oily or blemish-prone skin, but can be irritating for sensitive types.
Irritation
moderate
Source
natural
Cypress leaf water is a mild, aromatic botanical water that can help refresh and temporarily tighten skin, but its benefits are subtle and not backed by strong research.
Irritation
low
Source
natural
A mild, antioxidant-rich botanical that helps calm skin and protect against environmental stress, but it's not a powerhouse ingredient on its own.
Irritation
low
Source
natural
Dandelion root powder is a gentle botanical ingredient that may help calm skin and provide antioxidant benefits, but research in cosmetics is still limited.
Irritation
low
Source
natural
Datura leaf extract is a traditional botanical with potential soothing properties, but its safety profile is poor due to toxic alkaloids, making it unsuitable for routine skincare.
Irritation
high
Source
natural
A gentle botanical extract with antioxidant and soothing potential, but human skin research is still limited.
Irritation
low
Source
natural
A gentle Ayurvedic root powder with antioxidant potential, but clinical evidence in skincare is still limited.
Irritation
low
Source
natural
Dill leaf powder is a gentle botanical ingredient with antioxidant potential, but research on its cosmetic benefits is limited.
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
Echinacea extract offers antioxidant and soothing benefits, but its effectiveness in skincare is supported by limited direct human studies.
Irritation
low
Source
natural
A gentle botanical extract that may help calm skin and provide antioxidant protection, but research on topical benefits is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical juice that may help calm irritation and support skin barrier function, but more human studies are needed.
Irritation
low
Source
natural
Eclipta Prostrata Extract is a gentle botanical with antioxidant and soothing properties, but its benefits in skincare are supported mostly by traditional use and limited modern research.
Irritation
low
Source
natural
A gentle botanical powder with antioxidant and soothing potential, best known in traditional hair care but with limited modern clinical evidence.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant and soothing potential, best known from Ayurvedic tradition and emerging research.
Irritation
low
Source
natural
Edelweiss water is a gentle, antioxidant-rich botanical that helps calm and protect sensitive skin without irritation.
Irritation
low
Source
natural
Eggplant Fruit Powder is a gentle, antioxidant-rich botanical ingredient that may help soothe skin and provide mild exfoliation, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
Elderflower juice is a gentle, antioxidant-rich botanical water that soothes and hydrates skin, making it a great choice for sensitive or irritated complexions.
Irritation
low
Source
natural
A traditional root powder with promising antimicrobial and antioxidant activity, but limited modern safety data for cosmetic use.
Irritation
moderate
Source
natural
A gentle, antioxidant-rich alpine plant extract that may help calm redness and support skin barrier function, though human studies are limited.
Irritation
low
Source
natural
A gentle botanical extract that may help calm redness and provide antioxidant support, though research is still emerging.
Irritation
low
Source
natural
A gentle botanical powder with antioxidant potential, but research on its specific skincare benefits is still limited.
Irritation
low
Source
natural
Fennel leaf extract is a gentle botanical that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
Feverfew flower powder is a gentle botanical ingredient that helps calm skin and fight free radical damage, making it a popular alternative to stronger soothing agents.
Irritation
low
Source
natural
Feverfew water is a gentle, antioxidant-rich botanical that helps calm and soothe sensitive skin without the irritation risk of the whole plant.
Irritation
low
Source
natural
A gentle, antioxidant-rich extract from flax flowers that may help calm irritated skin, but research is limited compared to flaxseed oil.
Irritation
low
Source
natural
Antioxidant
Forsythia Viridissima Fruit Extract / Angelica Acutiloba Root Extract / Actaea Dahurica Root Extract / Glycyrrhiza Glabra Root Extract / Paeonia Lactiflora Root Extract / Platycodon Grandiflorus Root Extract / Pueraria Montana Root Extract
A traditional herbal blend that may help calm skin and fight free radicals, but research is limited and mostly based on individual ingredients.
Irritation
low
Source
natural
A gentle botanical powder with traditional use in East Asian skincare, offering soothing and antioxidant benefits, though modern clinical evidence is still emerging.
Irritation
low
Source
natural
Gmelina root extract is a gentle botanical with antioxidant potential, but research on its skincare benefits is still limited.
Irritation
low
Source
natural
A gentle plant-based powder that may help calm skin and provide antioxidant support, but research is limited.
Irritation
low
Source
natural
A gentle botanical powder with antioxidant and soothing potential, but research is limited and mostly traditional.
Irritation
low
Source
natural
Grindelia Leaf is a gentle botanical extract that may help calm irritated skin, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle botanical extract that may help calm irritated skin and provide antioxidant protection, though research is limited.
Irritation
low
Source
natural
Guggul Resin Extract is a traditional botanical with antioxidant and soothing potential, but clinical evidence in modern skincare is still limited.
Irritation
low
Source
natural