Is this shampoo suitable for sensitive or dry scalp?

It contains mild surfactant coco-betaine and conditioning polyquaternium-30 which can be gentle, but the presence of sodium laureth sulfate, sodium lauryl sulfate, fragrance, and allergens such as benzyl alcohol, benzyl salicylate and linalool may cause irritation for highly sensitive individuals, so those with very reactive scalps may prefer sulfate-free alternatives.

What does polyquaternium-30 do in this Biolage shampoo?

Polyquaternium-30 is a cationic polymer that forms a thin protective film on hair strands, reducing static, improving combability and leaving the hair feeling smoother and more conditioned after rinsing.

How often should this shampoo be used and does it contain any controversial chemicals?

The product is formulated for daily or every-other-day use depending on hair type; its cleansing system of sodium laureth sulfate and sodium lauryl sulfate provides strong cleaning power but can be harsh with excessive use, and it also includes fragrance, acrylates copolymer and preservatives that some consumers consider controversial.

Biolage • 250ml

Shampoo

Hair

Product Insights

Biolage Shampoo is a 250 ml professional-grade cleanser that combines water, sodium laureth sulfate, sodium lauryl sulfate and coco-betaine to create a high-foaming wash while adding conditioning agents such as polyquaternium-30 and hydroxypropyl guar. The formula also includes a bamboo extract and a small amount of glycol distearate for visual appeal and subtle scalp freshness, but it contains fragrance, acrylates copolymer and potential allergens like benzyl alcohol, benzyl salicylate and linalool that may irritate sensitive skin. Overall, the product delivers effective cleansing and smoothness for normal to oily hair, though users with very sensitive scalps should test it carefully.

Comparative Analysis

Biolage Shampoo targets the salon-style segment by offering a strong surfactant blend with conditioning polymers and a bamboo extract, setting it apart from basic drugstore shampoos that rely solely on cleansing agents.

Ingredients

AQUA / WATER, SODIUM LAURETH SULFATE, COCO-BETAINE, SODIUM LAURYL SULFATE, SODIUM CHLORIDE, GLYCOL DISTEARATE, HEMLENE GIYCOL, AMINOPROPYL TRIETHONYSLANE, PARFUM / FRAGRANCE, ACRYLATES COPOLYMER, HYDROXYPROPYL GUAR HYDROXYPROPYLTRIMONIUM CHLORIDE, ALCOHOL DEVAT, POLYQUATERNIUM-30, CITRIC ACID, BENZYL ALCOHOL, HEXY. CINAMAL, LINALOOL, 2-OLEAMIDO - 1, 3-OCTADECANEDIOL, CAPRYLIC/CAPRIC TRIGLYCERIDE, BENZYL SALICYLATE, METHYLCH-LOROISOTHIAZOLINONE,. ME THY. SOTHIAZOLINONE, BAMBUSA VULGARIS EXTRACT, SODIUM HYDROXIDE (ELL. D161872/1) U.S. PATENTS: 5,618,532; 5,661,118; US 6,953,572

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