Potassium Hydroxide
Potassium Hydroxide is a buffering ingredient. It’s in 254 products on Poliage, most often body lotion, shampoo and cleanser. Avoid lists on Poliage that include it: none.
Updated October 21, 2026
In plain English
Potash lye. Used in small amounts to adjust pH or to turn fats into soap.
What it does
Contains Potassium Hydroxide: buffering
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 36981, accessed October 22, 2026. Also listed as kalii hydroxidum.
Products that contain Potassium Hydroxide
Zum
Sea Salt Zum Body Soap
Body wash · Lists fragrance, coconut derivatives
selsum blue shampoo
Lists fragrance, fragrance allergens, sulfates, chemical UV filters, coconut derivatives
Colgate
Sensation White, Zahnpasta
Lists fragrance, fragrance allergens, sulfates
Derma E
Sensitive Skin Daily Nourishing Cream
Moisturizer · Lists silicones
Fekkai
Shea Butter Conditioner
Conditioner · Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid, salicylic acid, coconut derivatives
Fekkai
Shea Butter Shampoo
Shampoo · Lists fragrance, fragrance allergens, exfoliating acid, salicylic acid, coconut derivatives
Pixi
Sheer Cheek Gel
Blush · None of Poliage’s flag groups listed
CeraVe
Skin Renewing Brightening Lotion with SPF 30
Sunscreen · Lists silicones, chemical UV filters
Garnier
Sleek & Shine Smoothing Conditioner
Conditioner · Lists fragrance, fragrance allergens, drying alcohol, silicones
Hask
Smooth + Keratin & Jojoba Oil 5-in-1 Leave-In Spray
Hair styling · Lists fragrance, fragrance allergens, salicylic acid
Hask
Smooth + Keratin & Jojoba Oil Conditioner
Conditioner · Lists fragrance, fragrance allergens, coconut derivatives
Hask
Smooth + Keratin & Jojoba Oil Deep Conditioner
Conditioner · Lists fragrance, fragrance allergens, silicones
R+Co
SOFT BOUNCE NATURAL TEXTURE & CURL CONDITIONER
Conditioner · Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid, coconut derivatives
Gold Bond
Softening Hydrating Foot Cream with Shea Butter
Body lotion · Lists fragrance, exfoliating acid, retinoid, parabens, silicones, formaldehyde releasers
Aussie
SPRUNCH HAIRSPRAY
Hair styling · Lists fragrance, drying alcohol, silicones
Palmolive
Stick à raser/Shave Stick Classic (with Palm Extract)
Lists fragrance, fragrance allergens, coconut derivatives
Tarte
Sugar Rush - Mini Squeezy Clean Face Wash
Lists fragrance allergens, coconut derivatives
Tarte
Sugar Rush - Squeezy Clean Face Wash
Lists fragrance allergens, coconut derivatives
dm
Sun dance
Lists chemical UV filters
Sundance
Sundance Kids 50 Sonnenmilch
Lists chemical UV filters
R+Co
SUNSET BLVD Blonde Shampoo
Shampoo · Lists fragrance, fragrance allergens, exfoliating acid, silicones, chemical UV filters, salicylic acid, coconut derivatives
Missha
Super Aqua Ultra Hyalron Cleansing Foam
Cleanser · Lists essential oils, coconut derivatives
Peach & Lily
Super Fade Discoloration Moisturizer | Dark Spot Treatment
Moisturizer · Lists exfoliating acid
Fekkai
Technician Color Conditioner Extended Color Vibrancy
Conditioner · Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid
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