Is GLISS 7sec Express Repair suitable for color‑treated or chemically processed hair?

The spray can be used on color‑treated hair, but the alcohol and strong film‑forming silicones may accelerate fading if applied excessively; it is best to use sparingly and follow up with a colour‑protecting conditioner.

What role does hydrolyzed keratin play in this spray and how does it benefit the hair?

Hydrolyzed keratin delivers low‑molecular‑weight protein fragments that penetrate the hair shaft, temporarily repairing cuticle damage, increasing elasticity, and helping to reduce breakage and split ends.

How often should the spray be applied and does it contain any controversial ingredients that users should be aware of?

For most hair types, applying the spray once or twice a week is sufficient; it contains silicones (e.g., dimethicone) for slip and shine, as well as alcohol denat. and fragrance, which some users with sensitive skin may find irritating.

Schwarzkopf • 1pcs

GLISS 7sec Express Repair - Ultimate Repair

Beauty

Product Insights

GLISS 7sec Express Repair – Ultimate Repair by Schwarzkopf is a fast‑acting hair treatment designed to strengthen and smooth damaged strands in just seven seconds. The formula blends conditioning agents such as hydrolyzed keratin and panthenol with silicone polymers to quickly seal split ends, reduce frizz, and add shine, offering convenient on‑the‑go styling. However, it contains alcohol denat. and fragrance, which may dry out very sensitive scalps, and the high silicone content can cause build‑up over time, requiring periodic clarifying washes.

Comparative Analysis

Positioned as an ultra‑quick, salon‑style repair spray, GLISS 7sec Express Repair targets consumers seeking immediate damage control and convenience, differentiating itself from longer‑leave‑in conditioners and deep‑treatment masks.

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Frequently Asked Questions

Everything you need to know about GLISS 7sec Express Repair - Ultimate Repair.

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Schwarzkopf • 1pcs

GLISS 7sec Express Repair - Ultimate Repair

Beauty

Product Insights

Comparative Analysis

84%

35%

Unlock Deep Cosmetic Safety Check

Scan this and millions of other cosmetics with the free NutrScan app to discover ingredient safety, potential concerns, and detailed product analysis before every purchase.