BioSilk Silk Therapy 12 oz XXL - Original Serum Treatment - The Original Silk Secret to Smooth, Shiny, and Strong Hair

The BioSilk Silk Therapy original serum treatment is the iconic, weightless leave-in silk replenishing and reconstructing cure that transformed hair care. It's the secret to a high-shine, frizz-free, and incredibly smooth complexion for your hair, working its magic on all hair types. This unique formula, inspired by one of the world's strongest and most luxurious fibers, uses the power of natural, pure silk to fill voids in the hair's cuticle layer, instantly creating that velvety-smooth surface you've always coveted. It’s more than just a serum—it's a protective shield, a damage reconstructor, and a shine booster all bottled up.

Your hair's future is looking bright and bouncy. Infused with natural silk, which shares 17 of the 19 amino acids found in your own hair, this serum actively works to help repair existing damage and protect your strands from future damage caused by heat styling and environmental stressors. The silky-smooth texture absorbs quickly, delivering deep moisture and strengthening benefits without the dreaded greasy build-up. Shake the bottle, place a small amount in your palms, and apply from scalp to ends on wet or dry hair—it can even be used on skin for extra silkiness, making it a true hair and body hero.

From preventing split ends to adding magnificent, healthy-looking shine, this is the cult-favorite hair treatment that delivers tangible, professional results right at home. The formula works by locking in moisture to improve elasticity, leaving your hair soft, supple, and beautifully manageable, whether your hair is thick, thin, curly, or straight. Embrace the original silk therapy—a beautiful ritual that instantly transforms dull, dry hair into a stunning, vibrant mane with lasting strength and incredible luster.