Hydrochloric Acid

Hydrochloric Acid is a buffering ingredient. It’s in 61 products on Poliage, most often shampoo. Avoid lists on Poliage that include it: none.

Updated October 21, 2026

In plain English

Hydrochloric acid: used to hold the pH steady.

What it does

Contains Hydrochloric Acid: buffering
Function listed in CosIng

Source: CosIng, the European Commission cosmetic ingredient database, ref 34321, accessed October 22, 2026. Also listed as acidum hydrochloricum and hydrogen chloride.

Products that contain Hydrochloric Acid

HEAD & SHOULDERS
Head & Shoulders
2 en 1 suave y manejable
Lists fragrance, fragrance allergens, sulfates, silicones
HEAD & SHOULDERS
Head & Shoulders
2 in 1 Citrus fresh
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & shoulders
2 in 1 Classic
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
EXPERT COLLECTION
Expert Collection
Advanced keratin repair Shampooing complexe triple-actif
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
AGEDEFY
AgeDefy
AgeDefy Shampooing
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
NIZORAL
Nizoral
Anti-Dandruff Shampoo
Lists fragrance, sulfates, formaldehyde releasers
HEAD & SHOULDERS
Head & shoulders
Citrus Fresh (200ml offert)
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
Classic
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
head & shoulders
for men
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
For Men (3 Action Formula)
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
VEGAMOUR SHAMPOO
Vegamour
GRO Revitalizing Shampoo
Shampoo · Lists fragrance, fragrance allergens, essential oils, coconut derivatives
HEAD & SHOULDERS
head & shoulders
head & shoulders 2in1 classic clean
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
Instant Oil Control
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
WELLA PROFESSIONALS SHAMPOO
Wella Professionals
Invigo Nutri-Enrich Deep Nourishing Shampoo
Shampoo · Lists fragrance, fragrance allergens, exfoliating acid, sulfates, parabens, silicones, salicylic acid, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
Men Male Care
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
Men Sport Fresh
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
Men ultra anti-chute
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
Menthol fresh
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
Milde Pflege Bei Juckender Kopfhaut
Lists fragrance, fragrance allergens, essential oils, sulfates, silicones, coconut derivatives
NIZORAL
Nizoral
Nizoral Anti-Dandruff Shampoo
Lists formaldehyde releasers
HEAD & SHOULDERS
Head & Shoulders
Sanfte Pflege (3 Action Formula)
Lists fragrance, fragrance allergens, drying alcohol, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
Seidig & Glänzend
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
HEAD & SHOULDERS
Head & Shoulders
Sensitive
Lists fragrance allergens, drying alcohol, sulfates, silicones, coconut derivatives
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