Our clinically proven scalp serum reduces signs of shedding, hair fallout + thinning at the scalp for thicker, fuller-looking hair in as few as 90 days.* *Based on an expert grading evaluation on 34 panelists after use of the Densify Shampoo, Conditioner and Serum

Our clinically proven scalp serum reduces signs of shedding, hair fallout + thinning at the scalp for thicker, fuller-looking hair in as few as 90 days.*
*Based on an expert grading evaluation on 34 panelists after use of the Densify Shampoo, Conditioner and Serum

Size

Densifying Serum For Thinning Hair

Standard

Prefill

The good-for-you dry shampoo is a talc-free powder that absorbs oil + sweat instantly, and leaves hair looking, feeling and smelling clean, without disrupting the scalp or building up in hair. SELF HEALTHY Beauty Award Winner 2024: Best Dry Shampoo

The good-for-you dry shampoo is a talc-free powder that absorbs oil + sweat instantly, and leaves hair looking, feeling and smelling clean, without disrupting the scalp or building up in hair.
<span style="font-size: 12.0pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: Aptos; mso-fareast-theme-font: minor-latin; color: black; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA;">SELF HEALTHY Beauty Award Winner 2024: Best Dry Shampoo

Clarify Dry Shampoo Powder

Our lightweight leave-in for both hair and scalp. For hair, this serum spray is clinically shown to control frizz, boost shine, protect from heat, and repair damage for up to 3x stronger hair in just one use.* For scalp, this serum is microbiome-friendly, derm-tested and restores balance and hydration. Real Simple Smart Beauty Award Winner 2024: Best Scalp Treatment

Our lightweight leave-in for both hair and scalp. For hair, this serum spray is clinically shown to control frizz, boost shine, protect from heat, and repair damage for up to 3x stronger hair in just one use.* For scalp, this serum is microbiome-friendly, derm-tested and restores balance and hydration.
Real Simple Smart Beauty Award Winner 2024: Best Scalp Treatment

BioBrew™ Fermented Strengthening Serum

55 ml

30 ml

30 ml Prefill

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Shop The Rootist best sellers—fan-favorite hair and scalp treatments, including BioBrew, Densify Serum, and Dry Shampoo for strength, volume, and freshness.

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Densifying Serum For Thinning Hair

Clarify Dry Shampoo Powder

BioBrew™ Fermented Strengthening Serum

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