This study was published in 2025. It took subjects experiencing hair loss conditions and gave them a product of: ◇ Redensyl - a mix of flavonoids and nutrients ◇ Oryza sativa (rice) water extract ◇ Salvia hispanica (chia) seed extract ◇ Rosemary oil ◇ MelanoGray - a

After 3 months, the serum was shown to increase hair growth. A 30-40% increase in hair growth rate, depending on the measurement used. (3/8)

The product also increased the amount of hair in the active growth phase. Typically these conditions are characterized by a low A/T (anagen to telogen) ratio, but after 3 months this product increased it. (4/8)

Most striking of all, the gray hair severity rating decreased by >50%. This was measured using an advanced technology that measures the amount of grey hairs on a person's scalp. All in 4 months of daily use. (5/8)

Here is an example of one patient's experience. The ratio of non grey to grey hairs nearly doubled, and as you can see there was clear improvements in coloring. (6/8)

When patients were asked about their experience, they reported strong improvements. 70% said they felt the product improved hair graying "to a large extent" 30% said "to a moderate extent" Not one reported no improvement or worsening. (7/8)

How did it work? The main cause of grey hair is the loss of melanocytes - cells in the scalp that produce coloring pigment known as melanin. This happens with: ◇ Age ◇ Stress ◇ Inflammation ◇ Oxidative stress but they can come back if we support them properly. The

This is a product with both Rosemary and Redensyl. It's typically used for hair loss but there's many overlapping mechanisms between the two processes and these two ingredients were key in this study. (Affiliate)

Grey hair, especially premature grey hair, is not just about covering up the symptoms with products. While this helps of course, the deeper underlying issues are accelerated aging, impaired antioxidant status, and many other factors discussed below. Like anything else, it is a

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the product they used was called tetragain