Common Name(s): Peg/ppg-20/20 dimethicone,balanced silicone peg/ppg emulsifier
DESCRIPTION
What It Does: Helps silicone and water blend smoothly in lightweight skin care formulas.
Why It's Used: Balanced 20:20 peg/ppg ratio gives hlb ~9; enables stable w/si emulsification with excellent skin feel.
How It Works: Equal peg-20 and ppg-20 arms provide balanced hydrophilic/lipophilic character; dimethicone backbone anchors in silicone phase; hlb ~9.
Typically Found In: Water-in-silicone emulsions,lightweight sunscreens,primers,silicone skin care
TECHNICAL DETAILS
Primary Category: Functional ingredient โ emulsifier
Secondary Functions: Skin conditioning,emollient,silicone emulsification
Application Areas:
Facial Skincare
Body Care
Hair Care
Beard Care
Color Cosmetics (Makeup)
Dietary/Oral Supplements
Typical Concentration Range: 0.5%โ5%
SOURCING & ETHICS
Vegan Status: Conditional - supplier confirmation required
Halal Status: Yes
Source Notes: Silicone-based; synthetic. [audit 2026-07-29 rev2: status downgraded on audit. determination requires shariah-panel sign-off.]
SKIN COMPATIBILITY
Irritancy Rating: 1/5 โ very low
Comedogenicity Rating: 1/5 โ low
Sensitivity Concerns: Generally well tolerated.
Safe for Sensitive Skin: Yes
SAFETY & COMPATIBILITY
Safety Profile: Good safety profile. ewg score: 1โ2.
Works Well With: Cyclopentasiloxane,dimethicone,organic emollients
Avoid Combining With: Incompatible with highly ionic aqueous systems
SCIENTIFIC NOTE
Peg/ppg-20/20 dimethicone: perfectly balanced peo/ppo ratio gives intermediate polarity; the 20:20 ratio provides hlb ~9, widely used for w/si sunscreen and skin care emulsions.
Last Verified: 2026-03-27
Primary Sources: Cosing database,shin-etsu/evonik technical data,inci dictionary