Methoxy Peg/Ppg-25/4 Dimethicone
What Methoxy Peg/Ppg-25/4 Dimethicone is & what it does
Methoxy PEG/PPG-25/4 Dimethicone is a silicone-based surfactant and emulsifier built on a dimethicone backbone with attached polyethylene and polypropylene glycol groups. In sunscreen and skincare formulas it helps stabilize emulsions, especially water-in-silicone systems, and improves spreadability. Its silicone structure also contributes a smooth, silky skin feel.
Is Methoxy Peg/Ppg-25/4 Dimethicone safe?
Methoxy PEG/PPG-25/4 Dimethicone is a silicone-based emulsifier used in cosmetics and is generally considered safe and well tolerated. Its job is to stabilize emulsions and improve feel. A patch test is reasonable if your skin is reactive, and a professional can advise on specific concerns.
What does Methoxy Peg/Ppg-25/4 Dimethicone do in skincare?
It is a silicone-based surfactant and emulsifier that helps stabilize emulsions, especially water-in-silicone systems common in sunscreens. It also improves spreadability and contributes a smooth, silky skin feel. It is a texture and stability ingredient rather than an active.
Is Methoxy Peg/Ppg-25/4 Dimethicone natural or synthetic?
It is a synthetic ingredient built on a dimethicone (silicone) backbone with attached polyethylene and polypropylene glycol groups. It is not plant- or mineral-derived. It is manufactured for use as a cosmetic emulsifier.
Sunscreens with Methoxy Peg/Ppg-25/4 Dimethicone
We rate 11 sunscreens that contain it, showing the top 10 by overall score:
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Fiori di cipria Crema Solare Anti-age Protezione Molto Alta SPF 50+
90/100
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Missha Flash-Up Sun Spf 50+ Pa++++
78/100
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Cremorlab Aqua O2 Shield Spf 50
75/100
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VT Bt 21 Cooling Fix Sun Cushion Spf 50 +
75/100
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Etude House Sunprise Dust Block Spf 50+/Pa+++
74/100
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Missha All Around Safe Block Aqua Sun Gel Spf50+ / Pa++++
73/100
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Missha Missha Aqua Sun Cream
73/100
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KA Uv Whitening Soft Cream Spf 50+ Pa++++
71/100
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Rilastil Sun System Light Emulsion SPF 50+
70/100
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Lagom Sun Gel
69/100