Hair Color Shampoo for Men & Women

The COSMTEK brand, with its own independent research and development team, has been dedicated to hair colouring shampoos for many years. With a professional knowledge base and excellent process technology, the products are trustworthy. After the COSMTEK team developed the product, 124 users were randomly selected to test it, and the results showed a satisfaction rate of 96%, with 98.4% of users willing to recommend the COSMTEK shampoo to others. This real data demonstrates the product's trustworthiness.

The MEIDU Black Hair Shampoo, DEXE Black Hair Shampoo, MEIDU Dark Brown Hair Shampoo, Scalp Exfoliator Scrub, and Detangling Brush are all available for purchase. The customer reviews for these products range from 4.2 to 4.6 out of 5 stars, with a total of 1,199, 739, 1,971, 258, and 432 reviews, respectively.

The COSMTEK Hair Dye Shampoo features a formula that has been optimized to be free of preservatives, sulfates, and ammonia, allowing users to use it with peace of mind. The addition of Argan Oil, Olive Oil, and Turmeric helps to smooth and reduce frizz after using the color shampoo.

The shampoo can be used on a variety of hair colors, from white and gray to light brown, to achieve a bold, black hue. The application process is straightforward, requiring only that the user apply the color shampoo to wet hair, let it sit for 5-10 minutes, and then rinse it out completely.

The shampoo's effectiveness is evident, as it can maintain the shiny black color for 4-5 weeks with a single use. To keep the color looking its best for an extended period, the manufacturer recommends using the product once every 15 days.

Overall, the COSMTEK Hair Dye Shampoo offers a reliable and user-friendly solution for those seeking to achieve a bold, black hair color, with a formula that prioritizes safety and effectiveness.

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