Based on its formula, is this shampoo safe for sensitive, acne‑prone, or dry scalps?

The shampoo contains potent surfactants like Sodium Laureth Sulfate and fragrance allergens that can irritate very sensitive or acne‑prone scalps, while conditioning ingredients such as Polyquaternium‑7 and glycerin help soothe dry hair; therefore it may be suitable for normal to slightly dry scalps but is not ideal for highly sensitive or oily, acne‑prone skin.

What is the specific role and benefit of Polyquaternium‑7 in this shampoo?

Polyquaternium‑7 is a conditioning polymer that forms a thin film on hair strands, reducing static, improving softness and manageability, and helping to retain moisture after each wash.

What is the optimal application frequency for this shampoo, and does it contain controversial chemicals?

For most hair types, using the shampoo two to three times a week balances cleansing and conditioning; it does contain ingredients some consider controversial, such as Sodium Laureth Sulfate, fragrance allergens (Limonene, Hexyl Cinnamal) and preservatives like Sodium Benzoate and E202.

Cosmia • 0.4 l

Shampoing technique force

Beauty

Product Insights

This technique shampoo 400 ml, made in Spain and sold at Auchan, combines several surfactants such as Sodium Laureth Sulfate, Cocamidopropyl Betaine and Decyl Glucoside to deliver effective cleansing while ingredients like Polyquaternium‑7, Glycerin and hydrolyzed carob seed extract aim to condition and strengthen hair. The formula also contains fragrance components (Parfum, Limonene, Hexyl Cinnamal, Benzyl Salicylate) and classic preservatives (Sodium Benzoate, Potassium Sorbate, E202, E210, E211) that may trigger sensitivity in susceptible users, and the presence of SLES can be drying for very dry scalps. Overall, the product offers a balanced mix of cleansing power and conditioning agents but consumers with fragrance allergies or sensitive skin should test it before regular use.

Comparative Analysis

Positioned as a high‑performance, salon‑style strengthening shampoo, it differentiates itself with a blend of conditioning agents and a full surfactant system, targeting consumers seeking professional‑grade hair care despite containing common fragrance allergens.

Ingredients

Aqua, Sodium Laureth Sulfate, Cocamidopropyl Betaine, Sodium Chloride, Glycol Distearate, Decyl Glucoside, Parfum, Citric Acid, Sodium Benzoate, Polyquaternium-7, Glycerin, Potassium Sorbate, Arginine, Laureth-4, Styrene/Acrylates Copolymer, Coco-glucoside, Hydrolyzed Ceratonia Siliqua Seed Extract, Zea Mays (Corn) Starch, Lactic Acid, Benzyl Salicylate, Limonene, Hexyl Cinnamal, Benzoic Acid, Guar Hydroxypropyltrimonium Chloride.

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