A mild, almond-derived emulsifier that helps blend water and oil in creams and lotions without heavy irritation.
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 mild, almond-derived emulsifier that helps blend water and oil in creams and lotions without heavy irritation.
Irritation
low
Source
semi-synthetic
PEG-35 Castor Oil is a reliable emulsifier that helps mix oil and water, making it a staple in many cleansers and creams without causing irritation.
Irritation
low
Source
semi-synthetic
A well-tolerated emulsifier that helps mix oil and water in your products, but may feel heavy on very oily skin.
Irritation
low
Source
semi-synthetic
A gentle, water-friendly lanolin derivative that moisturizes and helps blend oil and water in formulas, but may not suit those with wool allergies.
Irritation
low
Source
semi-synthetic
A reliable, low-irritation emulsifier that helps create smooth, stable creams and lotions without clogging pores.
Irritation
low
Source
semi-synthetic
PEG-36 Castor Oil is a reliable emulsifier that helps mix water and oil, but its PEG component raises mild concerns about potential impurities in unrefined grades.
Irritation
low
Source
semi-synthetic
PEG-36 Oleate is a safe and effective emulsifier that helps mix oil and water, but it may be a concern for those avoiding ethoxylated ingredients.
Irritation
low
Source
synthetic
A reliable emulsifier that keeps creams and lotions stable, but may not be ideal for very sensitive or compromised skin.
Irritation
low
Source
synthetic
PEG-4 is a gentle, water-loving ingredient that helps hydrate the skin and improve product texture, but it may be contaminated with impurities in poorly refined forms.
Irritation
low
Source
synthetic
A gentle, semi-synthetic emollient that helps products spread smoothly and feel silky, but may not suit those avoiding PEG compounds.
Irritation
low
Source
semi-synthetic
A safe, effective emulsifier that helps mix oil and water in your products, with a low risk of irritation or clogged pores.
Irritation
low
Source
semi-synthetic
PEG-4 Cocamide is a common cleansing agent that helps remove dirt and oil, but may be drying or irritating for sensitive skin.
Irritation
moderate
Source
semi-synthetic
PEG-4 Cocamine is a mild cleansing agent that helps products foam and rinse cleanly, but it may cause irritation for very sensitive skin.
Irritation
moderate
Source
semi-synthetic
A gentle synthetic emollient that helps products spread smoothly and feel less greasy, but may not suit those avoiding PEG compounds.
Irritation
low
Source
synthetic
A lightweight synthetic emollient that helps products glide on smoothly without a greasy feel, but it offers no active skincare benefits.
Irritation
low
Source
synthetic
A reliable synthetic emulsifier that helps mix oil and water, but may be slightly pore-clogging for acne-prone skin.
Irritation
low
Source
synthetic
PEG-4 Dilaurate is a workhorse emulsifier that helps mix water and oil, but it may be slightly pore-clogging for acne-prone skin.
Irritation
low
Source
synthetic
A synthetic film-former that helps nail and makeup products last longer, but may cause irritation in sensitive individuals.
Irritation
moderate
Source
synthetic
A synthetic emulsifier that helps mix oil and water, generally safe but may be too heavy for very oily skin.
Irritation
low
Source
synthetic
A safe, widely used synthetic emulsifier that helps blend oil and water in creams and lotions, but may not suit those avoiding ethoxylated ingredients.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps create stable, creamy formulas without common irritation concerns.
Irritation
low
Source
synthetic
An effective emulsifier from animal-derived tallow, but may cause irritation for sensitive skin and raises ethical concerns for vegans.
Irritation
moderate
Source
semi-synthetic
A lightweight synthetic emollient that softens skin without a greasy feel, generally well-tolerated but not a standout active ingredient.
Irritation
low
Source
synthetic
A gentle, semi-synthetic emulsifier that helps create stable, creamy textures with low irritation potential.
Irritation
low
Source
semi-synthetic
A gentle synthetic emulsifier that helps create stable, creamy textures in skincare without significant irritation or clogging concerns.
Irritation
low
Source
synthetic
A reliable synthetic emulsifier that helps oil and water mix in your skincare, but it's not a star active ingredient.
Irritation
low
Source
synthetic
PEG-4 Lanolate is a gentle, lanolin-derived emollient that softens skin and helps other ingredients absorb, but it may clog pores for acne-prone individuals.
Irritation
low
Source
semi-synthetic
PEG-4 Laurate is a workhorse emulsifier that helps mix oil and water, but it may be mildly irritating or pore-clogging for sensitive or acne-prone skin.
Irritation
moderate
Source
synthetic
A gentle synthetic solvent and humectant that helps other ingredients dissolve and spread, but offers no unique skin benefit on its own.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps mix water and oil in creams and lotions, with a low risk of irritation.
Irritation
low
Source
synthetic
PEG-4 Oleamide helps mix oil and water in cleansers and creams, but its synthetic nature and potential for irritation make it a cautious choice for sensitive skin.
Irritation
moderate
Source
synthetic
PEG-4 Oleate helps mix oil and water in products, but may be slightly irritating or pore-clogging for sensitive or acne-prone skin.
Irritation
moderate
Source
synthetic
A gentle, olive-derived emulsifier that helps blend water and oil in cleansers and creams, with low irritation potential.
Irritation
low
Source
semi-synthetic
A gentle silicone emulsifier that improves product texture and stability, generally safe for most skin types.
Irritation
low
Source
synthetic
A gentle, semi-synthetic emulsifier that creates stable, creamy textures with low irritation potential.
Irritation
low
Source
semi-synthetic
A gentle, semi-synthetic emulsifier that creates stable, creamy textures with low irritation potential.
Irritation
low
Source
semi-synthetic
A gentle, semi-synthetic moisturizer that helps reinforce the skin barrier and improve hydration without clogging pores.
Irritation
low
Source
semi-synthetic
A gentle, semi-synthetic conditioning ingredient that may support skin barrier function, but research is limited and it's not a star performer on its own.
Irritation
low
Source
semi-synthetic
A gentle, plant-based cleansing agent that helps remove dirt and oil without stripping the skin.
Irritation
low
Source
semi-synthetic
A gentle emulsifier that helps create stable, creamy formulas without common irritation concerns.
Irritation
low
Source
semi-synthetic
A reliable synthetic emulsifier that keeps water and oil mixed in creams and lotions, generally well-tolerated by most skin types.
Irritation
low
Source
synthetic
A synthetic helper that blends oil and water in your products, but offers no direct skin benefit.
Irritation
low
Source
synthetic
PEG-4 Stearate is a safe, widely used emulsifier that helps products feel smooth, but it may be slightly pore-clogging for acne-prone skin.
Irritation
low
Source
synthetic
PEG-4 Tallate is a functional emulsifier that helps mix oil and water, but it may be mildly irritating for sensitive skin and has moderate comedogenic potential.
Irritation
moderate
Source
semi-synthetic
A silicone polymer that helps products spread smoothly and resist water, but it's synthetic and not biodegradable.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps create stable, creamy textures without common irritation concerns.
Irritation
low
Source
synthetic
A synthetic film-former that helps products stay put and resist water, but offers no direct skin benefit.
Irritation
low
Source
synthetic
A reliable synthetic emulsifier that stabilizes formulas but may not suit those avoiding ethoxylated ingredients.
Irritation
low
Source
synthetic
A gentle, coconut-derived emulsifier that helps cleansers foam and rinse cleanly without stripping the skin.
Irritation
low
Source
semi-synthetic
A reliable emulsifier that keeps oil and water mixed in your products, but may not suit those avoiding ethoxylated ingredients.
Irritation
low
Source
synthetic
A gentle emulsifier that keeps oil and water mixed in creams and lotions, generally well-tolerated by most skin types.
Irritation
low
Source
semi-synthetic
A reliable synthetic emulsifier that helps create stable, creamy formulas, but may not suit those avoiding PEGs.
Irritation
low
Source
synthetic
A reliable emulsifier that helps mix oil and water, but may be too heavy for very oily or acne-prone skin.
Irritation
low
Source
synthetic
PEG-40 is a workhorse emulsifier that helps mix oil and water, but it may cause irritation for sensitive skin at high concentrations.
Irritation
moderate
Source
semi-synthetic
A gentle emulsifier that helps mix oil and water in your skincare, but may feel heavy on very oily or acne-prone skin.
Irritation
low
Source
semi-synthetic
A gentle emulsifier that helps mix oils and water, but may not suit those avoiding ethoxylated ingredients.
Irritation
low
Source
semi-synthetic
Emulsifier
PEG-40 HYDROGENATED CASTOR OIL PCA ISOSTEARATE
A gentle, plant-derived emulsifier that helps mix oil and water, but may not suit those avoiding PEG compounds.
Irritation
low
Source
semi-synthetic
Emulsifier
PEG-40 HYDROGENATED CASTOR OIL TRIISOSTEARATE
A gentle emulsifier that helps mix oil and water in your products, but may feel heavy on very oily skin.
Irritation
low
Source
semi-synthetic
A reliable synthetic emulsifier that helps blend water and oil in creams and lotions, with a low risk of irritation.
Irritation
low
Source
synthetic
A gentle emulsifier that helps blend oil and water, but may clog pores for some skin types.
Irritation
low
Source
semi-synthetic