Methylpropanediol

Methylpropanediol is a cosmetic ingredient used as a solvent agent. It appears in about 3% of cosmetic products in our 90,000+ product dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex). PubMed carries 4 studies of its skin or topical use.

INCI nameMETHYLPROPANEDIOL
FunctionSOLVENT
CAS number2163-42-0
EC number412-350-5
Prevalence2,795 products (3.01% of dataset)
Most used inSkincare
EU statusRestricted (annex )
Scientific studies4 on PubMed (skin/cosmetic/topical)
Monthly searches880

Used in

Serums 16.3%Toners 11.8%General Moisturizers 11.7%Sheet Masks 11.1%Ampoules 5.5%Sunscreens 5.1%

Frequently asked

What does Methylpropanediol do in skincare?
Methylpropanediol functions as a solvent agent in cosmetic formulas.
Is Methylpropanediol allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Methylpropanediol?
It is most commonly found in Skincare products, especially serums (16.3% of its uses).

Manufacturers with experience using Methylpropanediol

Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.