Toppik Hair Building Fibers

Toppik Hair Building Fibers are cosmetic keratin fibers used to reduce the visual appearance of thinning areas. The product is listed as a concealer rather than a medical treatment.

Key details

• Entry type: product
• Category: Cosmetic concealer
• Treatments: Hair fibers
• Active ingredients: colored keratin fibers
• Evidence level: cosmetic
• Data confidence: medium

Primary source: official source.

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