BioSilk Silk Therapy Shampoo — Sulfate-Free Gentle Cleanser, 34 oz, Smooth & Shiny Hair

BioSilk Silk Therapy Shampoo is a gentle, sulfate‑free cleanser that uses silk proteins and botanical extracts to remove buildup while adding smoothness and shine.

Formulated for everyday use, this 34‑ounce bottle provides a salon‑inspired shampoo that cleans without stripping natural moisture. The formula blends silk proteins with select botanical extracts and mild surfactants to lift dirt and styling residue, leaving hair easier to detangle and with increased surface shine. It’s suitable for a variety of hair types, including color‑treated strands, and comes from the long‑standing BioSilk Silk Therapy line introduced in 1986.

How does this shampoo clean without drying out hair?

The shampoo uses gentle, sulfate‑free cleansing agents paired with conditioning silk proteins that coat the hair shaft. That combination loosens dirt and product buildup while helping hair retain moisture and slip for easier detangling. It avoids harsh surfactants that can strip natural oils, making it appropriate for frequent use.

• Mild, sulfate‑free surfactants for effective yet gentle cleansing
• Silk proteins that smooth and protect the hair’s surface
• Botanical extracts that support manageability and shine

Will it work on color‑treated or chemically processed hair?

Yes — the formula is free of sulfates and parabens, ingredients that can accelerate color fade or cause additional dryness after chemical services. The conditioning elements help reduce friction and breakage during washing, which is important for treated hair. Regular use can help maintain softness and visible shine without compromising color integrity.

• Sulfate‑free to minimize color stripping
• Conditioning agents to reduce tangles and breakage
• Safe for routine use after salon services

How does it improve hair manageability and shine?

Silk proteins adhere to the hair cuticle, filling in microscopic irregularities and creating a smoother surface that reflects light. Botanical extracts and humectant‑like ingredients support flexibility so hair moves more freely and resists static. The overall effect is hair that looks healthier and feels easier to style.

• Silk proteins for surface smoothing and reflective shine
• Botanical extracts for enhanced softness and manageability
• Lightweight conditioning that won’t weigh hair down

What practical benefits should I expect in a daily routine?

In daily use, you can expect cleaner hair with less residue, smoother strands that are easier to comb when wet, and improved shine. The large 34‑ounce size offers value and reduces the need for frequent repurchase. Because it’s cruelty‑free, it fits routines for shoppers seeking more ethical beauty options.

• Removes styling product and oil buildup effectively
• Leaves hair softer and simpler to detangle after washing
• Large bottle suitable for households or frequent washers

Who is this for: BioSilk Silk Therapy Shampoo is designed for people who want a gentle, everyday cleanser that improves smoothness and shine without sulfates or parabens. It fits a wide range of hair types — from fine to thick, natural to color‑treated — and is useful for anyone seeking a cruelty‑free, salon‑inspired shampoo in a value‑size bottle.

Ingredients

panthenol,pentylene glycol,polysorbate 20