Sodium Hydroxide
Sodium Hydroxide is a buffering and denaturant ingredient. It’s in 2,157 products on Poliage, most often body lotion, moisturizer and body wash. Avoid lists on Poliage that include it: none.
Updated October 26, 2026
In plain English
Lye. Used in small amounts to adjust pH, or to turn fats into soap.
What it does
Contains Sodium Hydroxide: buffering
Function listed in CosIng
Contains Sodium Hydroxide: denaturant
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 37890, accessed October 22, 2026. Also listed as natrii hydroxidum.
Products that contain Sodium Hydroxide
Suave
Volume & Body Volumizing Conditioner
Conditioner · 22.5oz · Lists fragrance, exfoliating acid
Timotei
Volume Captivant
400 ml · Label from France · Lists fragrance, fragrance allergens, exfoliating acid, sulfates, chemical UV filters, coconut derivatives
Kenra Professional
Volume Conditioner
Conditioner · 10.1 fl oz · Lists fragrance, fragrance allergens, drying alcohol, silicones
Kenra Professional
Volume Mousse Extra 17
Hair styling · 8 oz · Lists fragrance, fragrance allergens, essential oils, silicones, chemical UV filters, coconut derivatives
Kenra Professional
Volume Shampoo
Shampoo · 10.1 fl oz · Lists fragrance, fragrance allergens, drying alcohol, sulfates, silicones, coconut derivatives
L’Oréal
Volumetry Shampoo
750 ml · Label from France · Lists fragrance, fragrance allergens, exfoliating acid, sulfates, salicylic acid, coconut derivatives
Yes to
Volumising conditioner
280 ml · Label from Netherlands · Lists fragrance
L’Oréal
Wahre Schätze Mythische Olive
250 ml · Label from Germany · Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid, sulfates, salicylic acid, coconut derivatives
Garnier
Wahre Schätze Pflegende Spülung Argan Camelia-Öl
200ml · Label from Germany · Lists fragrance, fragrance allergens, drying alcohol, silicones
Oars + Alps
Wake Up Eye Stick
Eye cream · None of Poliage’s flag groups listed
Jergens
Warm Amber Shea Fusion
Body lotion · Lists fragrance, fragrance allergens, silicones
R+Co
WATERFALL Moisture + Shine Lotion
Hair styling · 5 OZ · Lists fragrance, fragrance allergens
Tree Hut
watermelon foaming gel wash
Body wash · Lists fragrance, essential oils, coconut derivatives
Glow Recipe
Watermelon Glow AHA Night Treatment
Exfoliant · Lists fragrance, exfoliating acid, coconut derivatives
Sephora
watermelon hand balm
12 ml · Label from France · Ingredients incomplete, can’t check
Tree Hut
Watermelon Whipped Body Butter
Body lotion · Lists fragrance, fragrance allergens, silicones
Blind Barber
Watermint Gin Daily Face Cleanser
Lists fragrance, fragrance allergens, coconut derivatives
Ouai
Wave Spray
Hair styling · 6 fl oz · Lists fragrance, fragrance allergens
Versed
Weekend Glow Brightening Eye Gel
Eye cream · None of Poliage’s flag groups listed
weightless air dry cream by curlsmith
Lists fragrance, fragrance allergens
Jergens
Wet Skin Moisturizer, Coconut Oil
Body lotion · 10 oz · Lists fragrance, parabens, coconut derivatives
Jergens
Wet Skin Moisturizer, Shea Butter Oil
Body lotion · 10 oz · Lists fragrance, parabens
The Body Shop
White Musk® Body Lotion
Body lotion · 250ml · Lists fragrance, fragrance allergens, silicones
The Body Shop
White Musk® Deodorant
Deodorant · 50ml · Lists fragrance, fragrance allergens, drying alcohol
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