Big Kizzy F.A.T.T. Thickening Biotin Shampoo for Extensions – Sulfate & Paraben Free, Keratin & Color Safe, 8.5oz

Thickening care designed for extensions and fine hair

Big Kizzy F.A.T.T. Thickening Biotin Shampoo is crafted to add body without the sticky residue some thickening formulas leave behind. It's thoughtfully formulated for tape-in extensions, delivering a lightweight cleanse that helps strands feel plump and buoyant after each wash.

This shampoo blends high-quality ingredients to support shine, resilience, and manageability. Used regularly, you may notice your hair appearing fuller, with a refreshed, healthy-looking surface that’s easier to style.

Key ingredients and what they offer

• Biotin and ProVitamin B5 add natural shine and nourish the hair shaft
• 11 amino acids work to condition and support strand strength
• Weightless moisture helps maintain flexibility and reduces breakage with daily use

Designed for color treated, keratin treated, and extension hair

• Sulfate-free and paraben-free formula protects color and chemically treated hair
• No silicones or heavy oils that can cause extensions to slip
• Cruelty-free, made in the USA, and free from alcohol and harsh additives
• Keratin-safe and color-safe, tailored to the needs of extensions and delicate textures

Packaging includes an 8.5 fl oz bottle, suitable for daily use on fine or extension wearers. To maximize results, massage into wet hair, rinse thoroughly, and follow with an extension-friendly conditioner if desired. This routine offers a clean, uplifting cleanse while supporting fullness and manageability without overloading strands.