PEG-30 Stearate
PEG-30 Stearate is a polyethylene glycol ester of stearic acid. It functions primarily as an emulsifier, helping to mix oil and water components in cosmetic and personal care products. It can also act as a surfactant, aiding in cleansing and foaming.
Emulsifier, Surfactant
BenefitMinimal 0.7 / 4
Hydration i0.2 / 4
Whether the ingredient helps increase the skin’s water content — humectants that attract water, ingredients that reduce water loss, or ones that make skin feel less dry.
RiskLow 1.3 / 4
Irritation i1.3 / 4
Risk of short-term irritation — stinging, burning, dryness, redness, or discomfort. Common for strong actives, acids, retinoids, fragrances, and harsh surfactants.
Sensitization i0.9 / 4
Risk of allergic contact dermatitis or immune-based reactions. Fragrance allergens, preservatives, botanicals, and some dyes may score here.
Rated by SpottyLabs' ingredient methodology, independent of brands.
What it helps with
- Helps stabilize emulsions
- Contributes to product texture
- Assists in cleansing
Things to watch
- Potential for skin irritation in sensitive individuals
- May increase penetration of other ingredients
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Products with PEG-30 Stearate
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Frequently asked questions
- What is PEG-30 Stearate used for in cosmetics?
- PEG-30 Stearate is commonly used as an emulsifier to ensure that oil and water-based ingredients remain mixed and stable in formulations. It can also function as a surfactant, helping to clean the skin or hair.
- Are PEGs harmful to the skin?
- PEGs are generally considered safe for topical use, but some individuals, especially those with compromised skin barriers, may experience mild irritation. The safety of PEGs is often debated, but current scientific consensus supports their use in cosmetics.
