A gentle botanical extract with antioxidant and soothing potential, but research on its cosmetic 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
A gentle botanical extract with antioxidant and soothing potential, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
Dyphylline is a synthetic compound related to caffeine that may temporarily tighten skin and improve microcirculation, but its cosmetic evidence is limited and it carries a higher irritation risk than gentler alternatives.
Irritation
moderate
Source
synthetic
A gentle microalgae extract with antioxidant potential, but research is still early and benefits are not yet proven in human studies.
Irritation
low
Source
natural
A biotech ferment that may help calm and condition skin, but research is still early and it's not a must-have ingredient.
Irritation
low
Source
biotech
Soothing agent
Escherichia coli/Pterocladia tenuis Ferment Filtrate
A biotech ferment that may help calm skin and fight oxidative stress, but research is still early.
Irritation
low
Source
biotech
Earthworm conditioned soil is a novel natural ingredient with potential skin-soothing and mineral-rich properties, but scientific evidence is limited.
Irritation
low
Source
natural
A gentle, nature-derived extract that may help soothe and condition skin, but scientific evidence is still limited.
Irritation
low
Source
natural
A fragrant wood extract with mild antioxidant potential, best suited for those who enjoy natural, woody scents and have no sensitivity to essential oils.
Irritation
moderate
Source
natural
Ebony bark extract is a gentle antioxidant-rich botanical that may help protect skin from environmental stress, but research is still emerging.
Irritation
low
Source
natural
A gentle, plant-based extract that may help calm irritation and provide antioxidant protection, but research is still limited.
Irritation
low
Source
natural
A lab-grown echinacea extract that offers antioxidant protection and soothing benefits without harvesting wild plants.
Irritation
low
Source
biotech
A gentle, lab-grown antioxidant that may help calm skin and defend against environmental stress without the variability of whole-plant extracts.
Irritation
low
Source
biotech
Echinacea extract offers antioxidant and soothing benefits, but its effectiveness in skincare is supported by limited direct human studies.
Irritation
low
Source
natural
A mild, plant-derived water that may help calm skin and provide antioxidant protection, but research on topical benefits is still limited.
Irritation
low
Source
natural
A gentle botanical extract that may help calm skin and provide antioxidant protection, but its benefits are not as well-studied as some other plant extracts.
Irritation
low
Source
natural
A gentle, lab-grown plant extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
biotech
Antioxidant
ECHINACEA PURPUREA LEAF/STEM/MERISTEM CELL CULTURE EXTRACT
A lab-grown plant cell extract that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
biotech
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
A lab-grown Echinacea extract that offers antioxidant protection and soothing benefits without harvesting wild plants.
Irritation
low
Source
biotech
Echinacin is a gentle plant extract that may help calm irritated skin and provide antioxidant protection, but research is limited compared to more studied ingredients.
Irritation
low
Source
natural
A gentle botanical root extract with antioxidant potential, but research is limited and benefits are not yet well-established.
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 lightweight, omega-rich oil that hydrates and supports skin barrier health without clogging pores.
Irritation
low
Source
natural
A gentle root extract with potential soothing and antioxidant benefits, though research is limited and it's not a powerhouse ingredient.
Irritation
low
Source
natural
A brown seaweed extract that helps protect skin from environmental stress and may calm irritation.
Irritation
low
Source
natural
A gentle seaweed powder that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
natural
A gentle, antioxidant-rich seaweed extract that helps soothe and protect skin from environmental stress.
Irritation
low
Source
natural
A nutrient-rich brown seaweed powder that helps protect skin from environmental stress and supports a healthy-looking complexion.
Irritation
low
Source
natural
A gentle brown seaweed extract that helps calm irritation and defend against environmental stress, ideal for sensitive or reactive skin.
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
Eclipta Prostrata Leaf Oil is a gentle, antioxidant-rich botanical oil that may help soothe the scalp and support healthy-looking hair, but more human studies are needed to confirm its benefits.
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
A gentle plant wax that helps soften and protect skin, but scientific research on its specific benefits is still limited.
Irritation
low
Source
natural
Ectoin is a gentle, multi-tasking ingredient that hydrates, soothes, and shields the skin from environmental stress—great for sensitive or reactive skin.
Irritation
low
Source
natural
A gentle, antioxidant-rich ingredient from edelweiss plant cells that helps protect skin from environmental stress and supports a calmer complexion.
Irritation
low
Source
biotech
A gentle antioxidant from edelweiss plant cells that helps protect skin from environmental stress and may support a more even tone.
Irritation
low
Source
natural
Edelweiss extract is a gentle, plant-based antioxidant that helps protect skin from environmental stress and may calm irritation.
Irritation
low
Source
natural
Edelweiss extract is a gentle, antioxidant-rich ingredient that helps defend skin against pollution and UV damage without irritation.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical water that soothes and protects sensitive skin without irritation.
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
A gentle, antioxidant-rich extract from edelweiss plant cells that helps defend skin against environmental damage and supports a more resilient complexion.
Irritation
low
Source
biotech
A gentle, lab-grown antioxidant from edelweiss that helps protect skin from environmental stress without irritation.
Irritation
low
Source
biotech
Edelweiss root extract is a gentle antioxidant that helps defend skin against pollution and UV damage, but its benefits are best supported by lab studies rather than large human trials.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant and soothing potential, though research is still emerging.
Irritation
low
Source
natural
EDTA is a workhorse stabilizer that protects your skincare formulas from metal contamination, helping them stay effective longer.
Irritation
low
Source
synthetic
EDTA salts are safe, widely used stabilizers that help your products stay effective by neutralizing trace metals in water and ingredients.
Irritation
low
Source
synthetic
Eel skin mucus extract is a novel humectant and film-forming ingredient that helps hydrate and temporarily smooth the skin, but research is still early and it may not be suitable for those with fish allergies.
Irritation
low
Source
natural
A stabilized form of green tea's star antioxidant, offering potent protection against environmental damage with improved skin penetration.
Irritation
low
Source
semi-synthetic
Antioxidant
Epigallocatechin Gallate, Biotin, Collagen, Mouse Fibroblast Conditioned Media
A multi-ingredient blend that combines antioxidant EGCG with biotin and collagen, plus mouse fibroblast conditioned media; promising but with limited human data and ethical considerations.
Irritation
low
Source
mixed
Egg provides protein and moisture to skin and hair, but its texture and potential allergenicity make it a niche ingredient best suited for rinse-off treatments.
Irritation
low
Source
natural
Egg extract is a natural ingredient that can temporarily smooth and soften skin, but its benefits are mostly anecdotal and it may cause allergic reactions in some people.
Irritation
low
Source
natural
Egg oil is a natural emollient rich in fatty acids and lecithin, offering moisturizing benefits but with moderate comedogenic potential for acne-prone skin.
Irritation
low
Source
natural
Egg powder can temporarily tighten and smooth skin, but it is not a long-term solution for firmness or hydration.
Irritation
low
Source
natural
A natural film-forming ingredient that helps smooth the skin's surface and lock in moisture, but research is still emerging.
Irritation
low
Source
natural
Egg shell membrane powder is a natural source of collagen and elastin that may help support skin firmness and hydration, but research is still emerging.
Irritation
low
Source
natural
Egg white can temporarily tighten skin and absorb excess oil, but its effects are short-lived and it may not suit sensitive or dry skin.
Irritation
low
Source
natural
Egg Yolk Extract is a gentle, nutrient-packed ingredient that helps moisturize and condition skin, but it may not suit those with egg allergies.
Irritation
low
Source
natural
Egg yolk powder is a natural moisturizer rich in lipids and proteins, but may be comedogenic for some skin types.
Irritation
low
Source
natural