A gentle, low-irritation surfactant that effectively cleanses while being kind to sensitive skin.
Irritation
low
Source
semi-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, low-irritation surfactant that effectively cleanses while being kind to sensitive skin.
Irritation
low
Source
semi-synthetic
A gentle, low-irritation surfactant that cleanses effectively while being kind to sensitive skin.
Irritation
low
Source
synthetic
A mild, skin-friendly emulsifier that helps create stable, creamy formulas without stripping the skin.
Irritation
low
Source
semi-synthetic
A mild, sulfate-free surfactant that cleanses without stripping the skin's natural moisture barrier.
Irritation
low
Source
semi-synthetic
Sodium lactate is a gentle, water-loving humectant that hydrates the skin without clogging pores, making it a great option for sensitive or oily skin types.
Irritation
low
Source
semi-synthetic
A gentle, multi-tasking humectant that combines the hydrating power of sodium lactate with the skin-smoothing benefits of methylsilanol.
Irritation
low
Source
semi-synthetic
A gentle surfactant that cleans without stripping, but may not suit ultra-sensitive scalps or those avoiding ethoxylated ingredients.
Irritation
low
Source
semi-synthetic
Film Former
SODIUM LANETH-40 MALEATE/STYRENE SULFONATE COPOLYMER
A synthetic polymer that helps products stay put and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
Sodium Lanolate is a mild, lanolin-derived cleanser that effectively removes dirt and oil without stripping the skin, but may be comedogenic for some and is unsuitable for those with wool allergies.
Irritation
low
Source
natural
Sodium Lardate is a traditional soap ingredient from animal fat that effectively cleanses but may be drying for some skin types.
Irritation
moderate
Source
natural
A gentle surfactant that cleanses effectively without over-drying, making it a good choice for sensitive or dry skin.
Irritation
low
Source
semi-synthetic
A gentle, amino acid-based surfactant that cleanses effectively without stripping the skin's natural moisture barrier.
Irritation
low
Source
semi-synthetic
Sodium Laurate is an effective cleanser but can be drying or irritating for sensitive skin.
Irritation
moderate
Source
natural
A natural soap ingredient that cleans effectively but can be drying for sensitive or dry skin types.
Irritation
moderate
Source
natural
An effective foaming cleanser that can be drying or irritating for sensitive skin, but is generally safe in rinse-off products.
Irritation
moderate
Source
synthetic
A gentle, non-stripping surfactant that cleanses without disrupting the skin barrier, ideal for sensitive or dry skin.
Irritation
low
Source
semi-synthetic
A gentle, effective surfactant that cleanses without stripping the skin barrier, ideal for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
A strong but slightly gentler cousin of SLS that effectively cleanses and foams, though it can still be drying for sensitive skin.
Irritation
moderate
Source
synthetic
A gentle, low-irritation surfactant that effectively cleanses without stripping the skin barrier.
Irritation
low
Source
semi-synthetic
A gentle, non-stripping surfactant that effectively cleanses while being kinder to sensitive skin than traditional sulfates.
Irritation
low
Source
semi-synthetic
A gentle, non-stripping surfactant that effectively cleanses while being kinder to sensitive skin than traditional sulfates.
Irritation
low
Source
semi-synthetic
A gentle, high-foaming surfactant that effectively cleanses without stripping the skin, making it a great alternative to harsher sulfates.
Irritation
low
Source
semi-synthetic
A gentle surfactant that helps cleanse and emulsify without stripping the skin, making it a good choice for sensitive skin formulations.
Irritation
low
Source
semi-synthetic
A gentle, soap-free cleanser that effectively removes impurities while being kind to sensitive skin.
Irritation
low
Source
semi-synthetic
A gentle, semi-synthetic surfactant that effectively cleanses without the harshness of traditional sulfates, making it a good choice for sensitive skin.
Irritation
low
Source
semi-synthetic
A gentle cleansing agent that helps remove dirt and oil without stripping the skin, but may not suit ultra-sensitive types if used in high amounts.
Irritation
low
Source
synthetic
A milder relative of sodium lauryl sulfate that effectively cleanses without stripping the skin.
Irritation
low
Source
synthetic
A gentle, low-irritation surfactant that effectively cleanses without stripping the skin's natural moisture barrier.
Irritation
low
Source
semi-synthetic
A gentler cousin of SLS that effectively cleanses without stripping the skin barrier.
Irritation
low
Source
synthetic
A gentle, non-stripping surfactant that effectively cleanses while being kind to sensitive skin.
Irritation
low
Source
semi-synthetic
A gentle, effective cleansing agent that creates a rich lather without stripping the skin as harshly as some other sulfates.
Irritation
low
Source
synthetic
A gentle, sulfate-free surfactant that cleanses without stripping the skin's natural moisture barrier.
Irritation
low
Source
semi-synthetic
A gentle, ethoxylated surfactant that cleans effectively without stripping the skin, but its ethoxylation process raises minor environmental and purity concerns.
Irritation
low
Source
semi-synthetic
A strong cleanser that can strip natural oils; best for oily skin or occasional deep cleansing.
Irritation
moderate
Source
synthetic
A gentle, low-irritation surfactant that helps create a rich lather without stripping the skin's natural moisture barrier.
Irritation
low
Source
synthetic
A gentle, low-irritation surfactant that effectively cleanses without stripping the skin barrier — ideal for sensitive or dry skin.
Irritation
low
Source
semi-synthetic
A gentle, coconut-derived surfactant that effectively cleanses without stripping the skin's natural moisture barrier.
Irritation
low
Source
semi-synthetic
A gentle, sulfate-free surfactant that effectively cleanses while being kind to sensitive and dry skin.
Irritation
low
Source
synthetic
A gentle, low-irritation surfactant that effectively cleanses while being kinder to sensitive skin than traditional sulfates.
Irritation
low
Source
synthetic
A gentle, amino-acid-based cleanser that effectively removes dirt and oil while respecting the skin barrier.
Irritation
low
Source
semi-synthetic
A mild, amino-acid-based cleanser that effectively removes dirt and oil without stripping the skin's natural moisture barrier.
Irritation
low
Source
semi-synthetic
A gentle chelating agent that helps preserve formula integrity and boost antioxidant performance without the irritation of stronger alternatives.
Irritation
low
Source
synthetic
A gentle, amino-acid-based cleanser that effectively removes dirt and oil while respecting the skin barrier.
Irritation
low
Source
semi-synthetic
A gentle, amino-acid-based surfactant that cleanses effectively while being kind to sensitive skin.
Irritation
low
Source
semi-synthetic
A mild, collagen-derived surfactant that cleanses gently and may leave skin feeling soft, but offers no lasting anti-aging benefits.
Irritation
low
Source
semi-synthetic
A mild, silk-based cleanser that cleans without stripping and leaves skin and hair feeling soft.
Irritation
low
Source
semi-synthetic
A gentle, amino-acid-based surfactant that cleanses effectively without over-drying, making it ideal for sensitive or dry skin.
Irritation
low
Source
synthetic
A gentle, sulfate-free cleanser that effectively removes dirt and oil without stripping the skin.
Irritation
low
Source
synthetic
A mild, coconut-derived cleanser that removes impurities without stripping the skin barrier, making it ideal for sensitive and dry skin types.
Irritation
low
Source
semi-synthetic
A mild, skin-friendly surfactant that cleanses without stripping, making it ideal for sensitive or dry skin.
Irritation
low
Source
semi-synthetic
A mild, effective cleanser that gives a creamy foam without the harshness of sulfates.
Irritation
low
Source
synthetic
A gentle, amino-acid-based surfactant that cleanses effectively while being kind to sensitive and dry skin.
Irritation
low
Source
synthetic
A mild, plant-based surfactant that cleanses without stripping the skin barrier.
Irritation
low
Source
natural
A mild, amino-acid-based surfactant that cleanses effectively while respecting the skin barrier—ideal for sensitive or dry skin.
Irritation
low
Source
natural
A mild, effective cleanser that’s kinder to skin than traditional sulfates.
Irritation
low
Source
semi-synthetic
A mild, silk-derived surfactant that cleanses effectively while respecting the skin barrier, ideal for sensitive or dry skin.
Irritation
low
Source
semi-synthetic
A mild, amino-acid-based surfactant that cleanses effectively while respecting the skin barrier.
Irritation
low
Source
natural
A gentle, amino-acid-based surfactant that cleanses effectively while being kind to sensitive skin.
Irritation
low
Source
semi-synthetic
A gentle, amino-acid-based cleanser that effectively removes dirt and oil while being kind to sensitive skin.
Irritation
low
Source
semi-synthetic
A gentle, amino-acid-derived surfactant that cleanses effectively while being kinder to sensitive skin than traditional sulfates.
Irritation
low
Source
semi-synthetic