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Jennifer Aniston and Sydney Sweeney swear by the brand.

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Ive spent over a decade regularly applying heat to my natural hair.

Shoppers' Hair ‘Grew Thicker’ from ‘Chin Length to Waist’ Thanks To This Strengthening Shampoo Tout

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So naturally, Im intrigued.

Its powered by the brands signature blend ofamino acidsthat seals hair cuticles, leaving strands stronger.

Many reviewers say theBain Extentioniste Shampoois effective for hair regrowth.

Kerastase BAIN EXTENTIONISTE SHAMPOO

Kerastase

Treat your damaged strands to this strengthening formula that reveals longer, healthier hair.

Shop theKerastase Bain Extentioniste Shampoofor $42, as well as these other top hair growth formulas, below.

Vegamour GRO Revitalizing Shampoo

Vegamour

Rene Furterer TRIPHASIC THICKENING SHAMPOO

Rene Furterer

Keranique Scalp Stimulating Keratin

Amazon

Jennifer Aniston beside a lotion product

A set of images displaying a person in athletic wear and a pair of camo-patterned leggings

Hands touching nails focusing on nail health