Hydrated Silica
Hydrated Silica is a viscosity controlling and absorbent ingredient. It’s in 561 products on Poliage, most often exfoliant, deodorant and cleanser. Avoid lists on Poliage that include it: none.
Updated October 21, 2026
In plain English
A fine silica powder. Used as an abrasive in toothpaste and to thicken formulas.
What it does
Contains Hydrated Silica: abrasive
Function listed in CosIng
Contains Hydrated Silica: absorbent
Function listed in CosIng
Contains Hydrated Silica: anticaking
Function listed in CosIng
Contains Hydrated Silica: bulking
Function listed in CosIng
Contains Hydrated Silica: opacifying
Function listed in CosIng
Contains Hydrated Silica: viscosity-controlling
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 76428, accessed October 22, 2026.
Products that contain Hydrated Silica
Crest
Regular Paste Cavity Protection Dentifrice with Flouristat
Lists fragrance, sulfates
Crest
Regular Paste Toothpaste
Lists fragrance, sulfates
Palmolive
Reinigende Tonerde
Lists fragrance, fragrance allergens, sulfates, salicylic acid, coconut derivatives
Olay
Renewing Exfoliating Cleanser with Retinol
Cleanser · Lists exfoliating acid, retinoid, sulfates, salicylic acid
Murad
Renewing Face Cleansing Cream
Cleanser · Lists fragrance, exfoliating acid, chemical UV filters, coconut derivatives
Deliplus
Repair
Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid, silicones
Sensodyne
Repair & Protect
Lists fragrance, coconut derivatives
GlaxoSmithKline
Répare & Protège
Lists fragrance, fragrance allergens, coconut derivatives
Unilever
Rexona Déodorant Aérosol Compressé Femme Anti-Transpirant Maximum Protection 96H Clean Scent 100ml
Lists fragrance, fragrance allergens, silicones
Unilever
Rexona Déodorant Aérosol Compressé Femme Anti-Transpirant Maximum Protection 96H Confidence 100ml
Lists fragrance, fragrance allergens, silicones
Unilever
REXONA Déodorant Anti-transpirant Champions Spray Antibactérien 2x200ml
Lists fragrance, fragrance allergens, silicones
Unilever
Rexona Déodorant Femme Bille Anti-Transpirant Invisible Aqua 50ml
Lists fragrance, fragrance allergens
Unilever
Rexona Déodorant Femme Bille Antibactérien Fraicheur Continue 50ml
Lists fragrance, fragrance allergens
Unilever
Rexona Déodorant Femme Bille Cotton Soft 50ml
Lists fragrance, fragrance allergens
Unilever
REXONA Déodorant Femme Bille Fraicheur Continue 50ml Lot de 2
Lists fragrance, fragrance allergens
Unilever
REXONA Déodorant Femme Bille Invisible Aqua 50ml Lot de 2
Lists fragrance, fragrance allergens
Unilever
REXONA Déodorant Femme Spray Anti Transpirant Invisible Aqua
Lists fragrance, fragrance allergens, silicones
Unilever
Rexona Déodorant Femme Spray Anti-Transpirant Compressé Invisible Aqua 6x100ml
Lists fragrance, fragrance allergens, silicones
Unilever
Rexona Déodorant Femme Spray Anti-Transpirant Compressé Invisible Pure 2x100ml
Lists fragrance, fragrance allergens, silicones
Unilever
Rexona Déodorant Femme Spray Anti-Transpirant Invisible Aqua 6x200ml
Lists fragrance, fragrance allergens, silicones
Unilever
Rexona Déodorant Femme Spray Anti-Transpirant Invisible Pure 2x200ml
Lists fragrance, fragrance allergens, silicones
Unilever
Rexona Déodorant Femme Spray Anti-Transpirant Invisible Pure 6x200ml
Lists fragrance, fragrance allergens, silicones
Unilever
REXONA Déodorant Homme Bille Anti Transpirant Defense Active
Lists fragrance, fragrance allergens, silicones
Unilever
REXONA Déodorant Homme Spray Anti Transpirant Protection Active+ Fresh
Lists fragrance, fragrance allergens, silicones
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.