A gentle, plant-derived antioxidant that helps protect skin from environmental stress and supports a healthy-looking complexion.
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, plant-derived antioxidant that helps protect skin from environmental stress and supports a healthy-looking complexion.
Irritation
low
Source
biotech
Pear Fruit Extract is a gentle, hydrating ingredient that helps soothe and moisturize the skin, making it a good choice for sensitive or dry skin types.
Irritation
low
Source
natural
Pear fruit juice is a gentle, water-binding ingredient that adds light hydration and a touch of natural antioxidant activity to skincare formulas.
Irritation
low
Source
natural
Pear Seed Extract is a gentle, antioxidant-rich ingredient that helps protect skin from environmental stress while providing light hydration.
Irritation
low
Source
natural
A gentle, plant-based antioxidant that may help calm skin and defend against environmental stress, though research is still early.
Irritation
low
Source
natural
Pearl powder offers gentle physical exfoliation and a subtle glow, but its brightening and skin-repair claims are not strongly supported by independent research.
Irritation
low
Source
natural
Peat extract is a natural, mineral-rich ingredient with limited research, but early studies suggest it may help soothe and condition the skin.
Irritation
low
Source
natural
Pecan Seed Extract is a gentle, antioxidant-rich ingredient that may help protect skin from environmental stress, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A gentle, non-greasy oil rich in fatty acids and vitamin E that helps soften and protect the skin barrier.
Irritation
low
Source
natural
Pecan Shell Extract is a gentle, antioxidant-rich ingredient that may help protect skin from environmental stress, but research on its cosmetic benefits is still limited.
Irritation
low
Source
natural
A natural, biodegradable physical exfoliant, but the irregular particle shape can cause micro-tears if not finely milled.
Irritation
moderate
Source
natural
Pectin is a gentle, fruit-derived thickener and hydrator that helps stabilize formulas and adds a light, non-greasy feel to skincare products.
Irritation
low
Source
natural
A novel biotech peptide that may help strengthen the skin barrier and reduce fine lines, but research is still early.
Irritation
low
Source
biotech
Pectolinarin is a plant-derived flavonoid with antioxidant and soothing potential, but research in cosmetics is still early.
Irritation
low
Source
natural
A gentle, probiotic ingredient that helps support your skin's natural microbiome and improve barrier function.
Irritation
low
Source
biotech
Fragrance
Citrus Aurantium Dulcis (Orange) Peel Oil, Citrus Limon (Lemon) Peel Oil, Citrus Paradisi (Grapefruit) Peel Oil
Peel oils add a fresh citrus scent and mild antioxidant activity, but they can be irritating for sensitive skin and are primarily used for fragrance.
Irritation
moderate
Source
natural
Film Former
METHOXY PEG-100/EPSILON CAPROLACTONE/SEBACATE COPOLYMER
A synthetic polymer that helps products spread smoothly and stay put, with a low risk of irritation.
Irritation
low
Source
synthetic
A safe, synthetic thickener that improves product feel and stability without major skin concerns.
Irritation
low
Source
synthetic
A synthetic film former that helps products stay put and resist water, but it offers no active skincare benefit.
Irritation
low
Source
synthetic
A cutting-edge synthetic molecule that acts like a microscopic delivery truck, carrying active ingredients deeper into skin layers.
Irritation
low
Source
synthetic
A synthetic fluorinated ingredient that helps products feel silky and resist water, but its environmental persistence raises concerns.
Irritation
low
Source
synthetic
PEG Oleate is a common synthetic emulsifier that helps mix oil and water, but it may be slightly irritating for very sensitive skin.
Irritation
moderate
Source
synthetic
Film Former
DI-PEG-2 SOYAMINE/POLYDIETHYLENEGLYCOL ADIPATE/IPDI COPOLYMER
A synthetic polymer that helps products stay put and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
PEG-10 is a common synthetic emulsifier that helps blend oil and water in cleansers, but may raise concerns about potential contamination with impurities depending on manufacturing quality.
Irritation
low
Source
synthetic
Film Former
PEG-10 Acrylate Dipentaerythrityl Pentaacrylate/HDI Crosspolymer
A synthetic film-former that helps products stay put and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
Film Former
PEG-10 Acrylate/Perfluorohexyethyl Acrylate Copolymer
A synthetic film-former that helps makeup and sunscreen stay put, but its perfluoro component raises environmental questions.
Irritation
low
Source
synthetic
A mild, avocado-derived emulsifier that helps create stable, creamy textures while adding a touch of skin-softening benefit.
Irritation
low
Source
semi-synthetic
A reliable synthetic emulsifier that helps mix water and oil, but may not suit those avoiding PEG compounds.
Irritation
low
Source
synthetic
PEG-10 Castor Oil is a reliable emulsifier that helps mix water and oil in your products, but its PEG component raises mild purity concerns for sensitive skin.
Irritation
low
Source
semi-synthetic
PEG-10 Cocamine is an effective cleansing and emulsifying agent, but may be mildly irritating for sensitive skin due to its surfactant nature.
Irritation
moderate
Source
semi-synthetic
A synthetic conditioning agent that reduces static and softens hair, but may cause irritation for sensitive scalps.
Irritation
moderate
Source
synthetic
Film Former
BIS-METHOXY PEG-10 DIMETHYL MEA/HDI/BIS-PEG-10 DIMETHICONE COPOLYMER
A silicone copolymer that helps products feel silky, spread evenly, and resist water, but may not suit those avoiding silicones.
Irritation
low
Source
synthetic
A silicone polymer that gives products a silky, smooth feel and helps stabilize formulas without clogging pores.
Irritation
low
Source
synthetic
Emulsifier
PEG-10 Dimethicone/Vinyl Dimethicone Crosspolymer
A silicone polymer that stabilizes formulas and gives a silky, smooth feel without clogging pores.
Irritation
low
Source
synthetic
PEG-10 Dioleate 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 reliable synthetic emulsifier that helps create stable, creamy textures, but may not suit those avoiding PEGs.
Irritation
low
Source
synthetic
A gentle emulsifier that helps create stable, creamy textures without heavy irritation.
Irritation
low
Source
semi-synthetic
A gentle emulsifier that helps mix oil and water in cleansers and creams, generally well-tolerated by most skin types.
Irritation
low
Source
semi-synthetic
A reliable emulsifier that helps create smooth, stable creams and lotions with low irritation potential.
Irritation
low
Source
semi-synthetic
A gentle synthetic emulsifier that helps create stable, creamy formulas without common irritation.
Irritation
low
Source
synthetic
A workhorse emulsifier that helps oil and water mix, but may not suit everyone due to its synthetic origin and potential for mild irritation in sensitive skin.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps water and oil mix in your creams and lotions, with a low risk of irritation.
Irritation
low
Source
synthetic
A gentle, plant-based emulsifier that helps mix oil and water, but may feel slightly heavy on very oily skin.
Irritation
low
Source
semi-synthetic
A reliable emulsifier that helps mix water and oil, but may not suit those avoiding ethoxylated ingredients.
Irritation
low
Source
semi-synthetic
Emulsifier
PEG-10 HYDROGENATED CASTOR OIL TRIISOSTEARATE
A gentle emulsifier that helps mix water and oil in products, generally well-tolerated but not a standout active ingredient.
Irritation
low
Source
semi-synthetic
A gentle, lanolin-based emollient that helps soften skin and stabilize formulas, but may clog pores for some.
Irritation
low
Source
semi-synthetic
A synthetic emulsifier that helps blend oil and water in products, but may be irritating for sensitive skin and has moderate comedogenic potential.
Irritation
moderate
Source
synthetic
A synthetic cleansing agent that helps remove dirt and oil, but may be drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
A reliable synthetic emulsifier that helps mix oil and water, but may be less eco-friendly than some alternatives.
Irritation
low
Source
synthetic
A gentle emulsifier derived from lanolin that helps blend oil and water, but may be mildly comedogenic for acne-prone skin.
Irritation
low
Source
semi-synthetic
A gentle, water-soluble lanolin derivative that softens skin and helps blend oil and water in formulas, but may clog pores for some.
Irritation
low
Source
semi-synthetic
A common synthetic emulsifier that helps mix oil and water, but may be slightly irritating for very sensitive skin.
Irritation
moderate
Source
synthetic
A gentle silicone emulsifier that helps create smooth, lightweight textures without clogging pores.
Irritation
low
Source
semi-synthetic
A high-tech silicone polymer that helps makeup and sunscreen stay put and feel silky, but it's synthetic and not biodegradable.
Irritation
low
Source
synthetic
PEG-10 Oleamine is an effective emulsifier but may cause irritation or clog pores for sensitive or acne-prone skin.
Irritation
moderate
Source
synthetic
A mild, olive-derived emulsifier that helps create stable, creamy textures without stripping the skin.
Irritation
low
Source
semi-synthetic
A mild, plant-based emulsifier that helps create stable, creamy textures while also offering light skin conditioning.
Irritation
low
Source
semi-synthetic
A gentle emulsifier that helps create stable, creamy textures without heavy irritation.
Irritation
low
Source
semi-synthetic
A mild, plant-derived emulsifier that helps blend oil and water in skincare formulas while adding a smooth, non-greasy feel.
Irritation
low
Source
semi-synthetic
Emulsifier
PEG-10 POLYDIMETHYLSILOXYETHYL DIMETHICONE/BIS-VINYL DIMETHICONE CROSSPOLYMER
A reliable silicone emulsifier that helps blend water and oil phases for a smooth, non-greasy finish.
Irritation
low
Source
synthetic