A gentle, biotech-derived yeast extract that may help soothe and condition the skin, but research is still emerging.
Irritation
low
Source
biotech
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, biotech-derived yeast extract that may help soothe and condition the skin, but research is still emerging.
Irritation
low
Source
biotech
A gentle, plant-derived film-former that helps lock in moisture and smooth the skin's surface without clogging pores.
Irritation
low
Source
natural
A gentle, plant-derived humectant that helps hydrate and soothe the skin while supporting a healthy microbiome.
Irritation
low
Source
natural
A gentle, plant-derived humectant that helps attract moisture to the skin without common irritation or clogging concerns.
Irritation
low
Source
natural
A gentle antioxidant-rich extract that may help protect skin from environmental stress and support a healthy-looking complexion.
Irritation
low
Source
natural
A gentle, plant-derived humectant that helps attract moisture to the skin, with emerging research suggesting antioxidant and soothing benefits.
Irritation
low
Source
natural
A gentle antioxidant extract from cassia bark that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A gentle plant extract with antioxidant potential, but research is still early and benefits are not yet proven in human studies.
Irritation
low
Source
natural
Antioxidant
Hydrolyzed Typha Angustifolia Pollen/Root Extract
A gentle, antioxidant-rich botanical extract that may help calm skin and protect against environmental stress, though research is still emerging.
Irritation
low
Source
natural
Hydrolyzed caviar extract is a luxury humectant that provides surface moisture and amino acids, but its anti-aging benefits are not strongly supported by independent research.
Irritation
low
Source
natural
A gentle, plant-based thickener that gives products a smooth, silky feel without clogging pores.
Irritation
low
Source
natural
A gentle, plant-derived antioxidant that may help hydrate and protect skin, though research is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich mushroom extract that may help calm skin and defend against environmental stress.
Irritation
low
Source
natural
A gentle, antioxidant-rich fruit extract that may help protect skin from environmental stress, but research is still early.
Irritation
low
Source
natural
A mild, antioxidant-rich extract that helps calm skin and defend against environmental stress—great for sensitive or reactive skin types.
Irritation
low
Source
natural
A gentle, plant-derived humectant that pulls moisture into the skin and helps maintain a healthy barrier.
Irritation
low
Source
natural
A gentle, multifunctional ingredient that combines antioxidant protection with a light film-forming effect, suitable for most skin types.
Irritation
low
Source
semi-synthetic
A gentle, algae-derived ingredient that helps calm skin and defend against environmental stress.
Irritation
low
Source
natural
A gentle, plant-based protein that helps hydrate and strengthen skin and hair without irritation.
Irritation
low
Source
natural
A gentle, antioxidant-rich citrus extract that may help brighten skin and protect against environmental stress, though human studies are limited.
Irritation
low
Source
natural
A gentle, hydrating seaweed extract that helps skin retain moisture and may calm irritation, though research is still emerging.
Irritation
low
Source
natural
A gentle, plant-based humectant that helps skin hold onto moisture and may support a smoother appearance.
Irritation
low
Source
natural
A gentle, plant-based humectant that helps hydrate and plump the skin, similar to hyaluronic acid but from a botanical source.
Irritation
low
Source
natural
A lighter, water-friendly version of cocoa butter that hydrates and softens skin without clogging pores.
Irritation
low
Source
semi-synthetic
Hydrolyzed cocoa fruit is a gentle antioxidant-rich ingredient that helps hydrate and protect skin from environmental stress.
Irritation
low
Source
natural
A gentle, plant-based antioxidant extract that may help calm skin and fight free radical damage, though human studies are limited.
Irritation
low
Source
natural
Hydrolyzed collagen is a well-tolerated humectant that draws moisture to the skin and forms a temporary film for a smoother feel, but it cannot replace lost collagen deep in the skin.
Irritation
low
Source
natural
A gentle, dual-action ingredient that hydrates and smooths skin and hair without heavy residue.
Irritation
low
Source
semi-synthetic
Film Former
Hydrolyzed Collagen PG-Propyl Methylsilanediol
A collagen-silicon hybrid that may help improve skin firmness and hydration, but results are subtle and not a replacement for medical treatments.
Irritation
low
Source
semi-synthetic
A collagen-silicon hybrid that helps smooth and hydrate skin and hair, but its anti-aging benefits are mostly surface-level.
Irritation
low
Source
semi-synthetic
Hydrolyzed conalbumin is a gentle egg-derived protein that forms a light film on skin to help retain moisture and temporarily smooth fine lines.
Irritation
low
Source
natural
A gentle, protein-rich ingredient from pearl shells that helps smooth hair and temporarily plump skin by forming a light film.
Irritation
low
Source
natural
Hydrolyzed coral is a mineral-rich ingredient that may help soothe and hydrate the skin, but scientific evidence is limited and sustainability concerns exist.
Irritation
low
Source
natural
A gentle, hydrating seaweed extract that may help calm irritation and support the skin barrier.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract that may help protect skin from environmental stress, though research is still emerging.
Irritation
low
Source
natural
A gentle, protein-based surfactant that cleans without stripping, making it ideal for sensitive skin and hair.
Irritation
low
Source
semi-synthetic
Hair Conditioning Agent
HYDROLYZED CORN/SOY/WHEAT PROTEIN THIOGLYCOLAMIDE/THIOPROPIONAMIDE
A modified plant protein that bonds to hair to strengthen and repair damage, but its synthetic modification may not suit all preferences.
Irritation
low
Source
semi-synthetic
A gentle, plant-derived ingredient that helps products feel silky and spread smoothly without clogging pores.
Irritation
low
Source
semi-synthetic
A gentle, plant-derived powder that helps control shine and improve product feel without clogging pores.
Irritation
low
Source
semi-synthetic
A gentle plant extract with antioxidant potential, but research is limited and it's not a standout ingredient.
Irritation
low
Source
natural
A gentle, plant-based protein that helps reinforce the skin barrier and improve moisture retention without irritation.
Irritation
low
Source
natural
A gentle antioxidant-rich extract that may help protect skin from environmental stress, but research on its topical benefits is still limited.
Irritation
low
Source
natural
A gentle, plant-based antioxidant extract with limited but promising research; best for those seeking mild protection and soothing effects.
Irritation
low
Source
natural
A gentle, water-loving derivative of cucumber that helps hydrate and soothe the skin, ideal for sensitive and dry types.
Irritation
low
Source
natural
A gentle, antioxidant-rich humectant from cupuaçu fruit that helps hydrate and protect the skin without clogging pores.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant and soothing potential, but research is limited to lab studies.
Irritation
low
Source
natural
A gentle, antioxidant-rich rose extract that helps calm skin and fight free radical damage, suitable for most skin types.
Irritation
low
Source
natural
A gentle, antioxidant-rich seaweed extract that helps calm skin and defend against environmental stress.
Irritation
low
Source
natural
A novel marine-derived peptide ingredient that may support skin hydration and firmness, but research is very limited.
Irritation
low
Source
natural
Hydrolyzed egg protein is a gentle, natural ingredient that helps strengthen hair and temporarily smooth the skin's surface, but it is not a deep moisturizer or repair agent.
Irritation
low
Source
natural
A natural, protein-packed ingredient that helps hydrate and support skin barrier function, with low irritation potential.
Irritation
low
Source
natural
A gentle, antioxidant-rich extract from ancient einkorn wheat that may help protect and hydrate skin, but research is still emerging.
Irritation
low
Source
natural
Antioxidant
Hydrolyzed Elaeocarpus Sylvestris Leaf Extract
A gentle, plant-derived antioxidant that may help calm skin and fight free radical damage, though research is still emerging.
Irritation
low
Source
natural
Hydrolyzed Elastin helps temporarily plump and smooth skin by depositing moisture and forming a light film, but it cannot rebuild your skin's own elastin.
Irritation
low
Source
natural
A gentle plant protein that helps hydrate and temporarily smooth the skin's surface, though research on its specific benefits is still limited.
Irritation
low
Source
natural
A synthetic film-former that helps products stay put, but offers no active skincare benefits.
Irritation
low
Source
synthetic
A gentle, antioxidant-rich fruit extract that may help protect skin from environmental stress and support hydration.
Irritation
low
Source
natural
A gentle, algae-derived ingredient that helps hydrate and support the skin barrier, with some antioxidant potential.
Irritation
low
Source
natural
A gentle plant protein that may help improve skin firmness and reduce fine lines, but research is still early.
Irritation
low
Source
natural
A gentle, plant-derived humectant that helps hydrate and soothe the skin, with some antioxidant benefits.
Irritation
low
Source
natural