Sodium Hydroxymethylglycinate
Sodium Hydroxymethylglycinate is a preservative and hair conditioning ingredient. It’s in 4 products on Poliage, most often foundation. Avoid lists on Poliage that include it: Formaldehyde releasers.
Updated October 21, 2026
In plain English
A preservative that keeps microbes from growing in water-based products.
What it does
Contains Sodium Hydroxymethylglycinate: hair-conditioning
Function listed in CosIng
Contains Sodium Hydroxymethylglycinate: preservative
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 37892, accessed October 22, 2026.
Products that contain Sodium Hydroxymethylglycinate
Advance Techniques Intense Repair Shampoo
Lists fragrance, sulfates, silicones, formaldehyde releasers, coconut derivatives
Unilever
Baby Moisturising Bath
Lists essential oils, sulfates, formaldehyde releasers, coconut derivatives
Glo Skin Beauty
HD Mineral Foundation Stick
Foundation · Lists retinoid, silicones, formaldehyde releasers
Algabo Foot
Polvo desodorante para pies
Lists fragrance, fragrance allergens, formaldehyde releasers
Related guides
How to read an ingredient list
What the ingredient list on a beauty product tells you, what the names mean, and what it leaves out, using FDA and EU labeling rules.
Does ingredient order show how much is in a product?
Ingredient lists run from most to least, but only down to 1%. Below that, any order is allowed. What the order shows and what it hides.
How do you patch test a new product?
What the AAD, FDA and DermNet say about testing a small area, the FDA hair dye skin test, in-office patch tests, and contact allergy basics.