A gentle silicone that smooths hair and skin with a lightweight, non-greasy feel.
Irritation
low
Source
synthetic
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 silicone that smooths hair and skin with a lightweight, non-greasy feel.
Irritation
low
Source
synthetic
Photochromic agent
Diphenyl Carbomethoxy Acetoxy Naphthopyran
A synthetic photochromic ingredient that shifts color when exposed to UV light, used mainly for novelty or adaptive color cosmetics.
Irritation
low
Source
synthetic
A gentle silicone that improves product feel and spreadability without clogging pores or causing irritation.
Irritation
low
Source
synthetic
A silicone polymer that creates a smooth, flexible film on skin, helping makeup last longer and feel lightweight.
Irritation
low
Source
synthetic
Film Former
DIPHENYL DIMETHICONE/VINYL DIPHENYL DIMETHICONE/SILSESQUIOXANE CROSSPOLYMER
A silicone polymer that gives a silky, blurring finish and improves product wear without clogging pores.
Irritation
low
Source
synthetic
A lightweight silicone that gives skin a silky, smooth feel without clogging pores.
Irritation
low
Source
synthetic
A gentle silicone that makes products feel silky and spread easily, with a very low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A synthetic UVA filter that helps protect skin from aging and sun damage, generally considered safe and non-irritating.
Irritation
low
Source
synthetic
A gentle silicone that smooths skin and improves product texture without clogging pores.
Irritation
low
Source
synthetic
A high-performance silicone that gives a silky, non-greasy feel and helps products glide on smoothly.
Irritation
low
Source
synthetic
A gentle chelating ingredient that helps keep your products stable and effective by binding to unwanted metals.
Irritation
low
Source
synthetic
A gentle, antioxidant-rich plant extract that may help protect skin from environmental stress, though research is still emerging.
Irritation
low
Source
natural
Dipotassium Aspartate is a gentle, water-attracting amino acid salt that helps keep skin hydrated and supports a healthy moisture barrier without irritation.
Irritation
low
Source
synthetic
A gentler, salt-based form of azelaic acid that helps brighten skin and smooth texture with less irritation.
Irritation
low
Source
synthetic
A synthetic ingredient that may help improve skin firmness and reduce fine lines, but research is still emerging.
Irritation
low
Source
synthetic
A mild, effective cleanser derived from coconut and amino acids, ideal for sensitive or dry skin.
Irritation
low
Source
semi-synthetic
A gentle, plant-derived powerhouse that calms redness, fades dark spots, and supports sensitive skin without irritation.
Irritation
low
Source
natural
Dipotassium oxalate is a functional ingredient that helps keep formulas stable and fresh, but it is not a direct skin treatment.
Irritation
low
Source
synthetic
A safe, synthetic pH adjuster that helps keep your skincare products stable and gentle on your skin.
Irritation
low
Source
synthetic
A mild, plant-derived surfactant that cleanses without stripping the skin barrier.
Irritation
low
Source
semi-synthetic
Dipropyl Adipate is a lightweight, non-greasy emollient that improves product texture and skin feel, with a low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
Dipropyl carbonate is a lightweight, fast-drying emollient that helps products glide on smoothly without leaving a greasy residue.
Irritation
low
Source
synthetic
Dipropyl Ketone is a synthetic solvent that helps dissolve other ingredients, but it can be irritating for sensitive skin and is best used in rinse-off products.
Irritation
moderate
Source
synthetic
Dipropyl Oxalate is a synthetic ester used as a solvent and fragrance ingredient; it is generally safe at low concentrations but can be irritating for sensitive skin.
Irritation
moderate
Source
synthetic
A synthetic ingredient that may support skin firmness and smoothness, but research is still emerging.
Irritation
low
Source
synthetic
A safe, widely used solvent that helps products feel lightweight and absorb quickly, but offers no direct skin benefit.
Irritation
low
Source
synthetic
A lightweight, synthetic emollient that improves product texture and skin feel without clogging pores.
Irritation
low
Source
synthetic
A safe, non-greasy emollient that helps other ingredients spread smoothly and feel lightweight on skin.
Irritation
low
Source
synthetic
A synthetic solvent that helps products spread and dissolve other ingredients, generally considered safe at low concentrations.
Irritation
low
Source
synthetic
A workhorse solvent that helps blend ingredients and improve product feel, but offers no direct skin benefit.
Irritation
low
Source
synthetic
A milder salicylate derivative that offers gentle exfoliation with less irritation than salicylic acid.
Irritation
low
Source
semi-synthetic
A silky, lightweight emollient that hydrates without clogging pores, ideal for oily and combination skin.
Irritation
low
Source
synthetic
A gentle, plant-derived resin extract that may help calm skin and fight free radicals, though research is still limited.
Irritation
low
Source
natural
A natural balsam oil with a warm, woody scent that may soothe skin but can cause irritation in sensitive individuals.
Irritation
moderate
Source
natural
A gentle plant extract with antioxidant potential, but research is still early and benefits are not yet proven in human skin.
Irritation
low
Source
natural
A lightweight, antioxidant-rich oil that hydrates without clogging pores, ideal for normal to dry skin.
Irritation
low
Source
natural
A natural, biodegradable exfoliant that provides gentle physical scrubbing, but may be too rough for sensitive or acne-prone skin.
Irritation
moderate
Source
natural
A nourishing plant butter that softens and protects dry skin without feeling overly greasy.
Irritation
low
Source
natural
A gentle, antioxidant-rich oil that softens and conditions skin without clogging pores.
Irritation
low
Source
natural
A gentle, naturally fragrant water from tonka bean seeds that adds a subtle scent and mild antioxidant benefits, but lacks strong research for skin-specific effects.
Irritation
low
Source
natural
Antistatic Agent
DIRAPESEEDOYLETHYL HYDROXYETHYLMONIUM METHOSULFATE
A gentle, plant-derived conditioning agent that reduces static and softens hair without heavy buildup.
Irritation
low
Source
semi-synthetic
Diretinyl ether is a synthetic retinoid derivative that may offer anti-aging benefits similar to retinol, but with less irritation potential, though research is still emerging.
Irritation
moderate
Source
synthetic
Disiloxane is a fast-evaporating silicone that helps products glide on smoothly without leaving a heavy residue.
Irritation
low
Source
synthetic
A gentle, biodegradable surfactant that cleans effectively without stripping the skin barrier.
Irritation
low
Source
semi-synthetic
A gentle, sulfate-free surfactant that cleanses effectively while being kind to sensitive skin.
Irritation
low
Source
semi-synthetic
A gentle, water-soluble ingredient that helps support the skin's natural exfoliation process without harsh peeling.
Irritation
low
Source
semi-synthetic
A gentle, energy-boosting ingredient that helps skin cells function better and may improve firmness over time.
Irritation
low
Source
biotech
Disodium Adenosine Triphosphate delivers cellular energy to skin cells, potentially boosting repair and reducing signs of aging.
Irritation
low
Source
biotech
Buffering Agent
DISODIUM ALUMINATE GLUCARATE/GLUCONATE/GLYCOLATE/TARTRATE/OXALATE
An uncommon aluminum-based pH adjuster with limited safety data; best avoided in leave-on products until more research is available.
Irritation
moderate
Source
synthetic
A gentle silicone derivative that smooths hair and adds shine without the heavy feel of traditional silicones.
Irritation
low
Source
synthetic
A gentle, stable form of vitamin C that brightens skin and fights free radicals with minimal irritation.
Irritation
low
Source
semi-synthetic
A gentle chelator that helps your skincare products stay effective longer by neutralizing trace metals in the formula.
Irritation
low
Source
synthetic
A gentle alternative to azelaic acid that helps even skin tone and smooth texture with low irritation risk.
Irritation
low
Source
synthetic
A gentle, plant-based surfactant ideal for sensitive skin and baby care, but may not foam as richly as harsher alternatives.
Irritation
low
Source
semi-synthetic
A mild, biomimetic emulsifier that helps blend oil and water while supporting the skin barrier.
Irritation
low
Source
synthetic
UV Filter
Disodium Bisethylphenyl Triaminotriazine Stilbenedisulfonate
A highly effective, photostable sunscreen ingredient that provides broad-spectrum protection with minimal irritation risk.
Irritation
low
Source
synthetic
A gentle, low-irritation cleansing ingredient often used in sulfate-free and sensitive-skin formulas.
Irritation
low
Source
synthetic
A gentle, low-irritation surfactant that cleans without stripping the skin, ideal for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
A gentle, sulfate-free surfactant that cleans without stripping the skin, ideal for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
A gentle, synthetic surfactant that cleanses effectively with low irritation potential, making it a good choice for sensitive skin.
Irritation
low
Source
synthetic