Hydroxypropyl Methylcellulose
hy-DROX-ee-PRO-pil meth-ul-SEL-yoo-lose
What Is Hydroxypropyl Methylcellulose?
A semi-synthetic polymer derived from cellulose. It serves as a thickener, film former, and emulsion stabilizer in hair and skincare products.
Source: Cellulose (wood pulp) chemically modified
Origin: Semi-synthetic
Also known as: HPMC, Hypromellose
What Does Hydroxypropyl Methylcellulose Do to Your Hair?
Creates clear, smooth gel textures in products while providing a mild film-forming effect on hair. Helps stabilize emulsions and improves product spreadability. Provides very light hold.
Best For
All hair types, fine hair
Not Recommended For
None known
Concentration Matters
0.5-2% in products
Hair Type Compatibility
Method Compatibility
Safety & Regulation
Very safe with extensive use in both cosmetics and pharmaceuticals. Used as a coating in oral medications. Non-toxic and non-irritating.
FDA Status: Generally Recognized As Safe
FDA approves for pharmaceutical and cosmetic use. Used in oral drug delivery.
EWG Score: 1/10
HairAide Verdict
A totally safe, functional ingredient that gives products their texture. You will barely notice it on your hair but it makes your products work better. Nothing to worry about.
Products That Contain Hydroxypropyl Methylcellulose
Styling gels, leave-in treatments, shampoos, conditioners
Alternatives to Hydroxypropyl Methylcellulose
If you want to avoid Hydroxypropyl Methylcellulose, look for products with these ingredients instead:
Hydroxyethylcellulose, Xanthan Gum, Carbomer
Frequently Asked Questions
Yes, Hydroxypropyl Methylcellulose has a safety rating of 9/10 and is generally considered safe for use in hair products. Very safe with extensive use in both cosmetics and pharmaceuticals. Used as a coating in oral medications. Non-toxic and non-irritating.
Hydroxypropyl Methylcellulose is CG-method approved and is generally considered safe for curly hair.
Yes, Hydroxypropyl Methylcellulose is approved for the Curly Girl method.
Some alternatives to Hydroxypropyl Methylcellulose include: Hydroxyethylcellulose, Xanthan Gum, Carbomer
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