Bosley Hair Thickening Fibres – Medium Brown
Bosley Hair Thickening Fibres are a safe and effective solution to reduce the appearance of baldness and thinning hair. Made from Keratin, the natural structural component of hair and nails, these fibres blend seamlessly with existing hair to create a fuller, more voluminous look.
- Creates instant thicker, fuller-looking hair
- Electrostatically attaches to existing hair follicles
- Covers fine and thinning areas of hair
- Enhances the density of existing hair or post-transplant results
Available Colors
| Color | Available |
|---|---|
| Black | Yes |
| Dark Brown | Yes |
| Medium Brown | Yes |
| Light Brown | Yes |
| Auburn | Yes |
| Blonde | Yes |
| Grey | Yes |
FAQ
How long do the thickening fibres last?
The fibres typically last up to 4 to 6 weeks, depending on hair washing and styling habits. They naturally fall out with regular hair washing.
Can I use these fibres after a hair transplant?
Yes, Bosley Hair Thickening Fibres are suitable for recent hair transplant patients and can help enhance the density of transplanted hair.
Are the fibres safe for daily use?
Yes, the fibres are made from natural Keratin and are safe for daily use on both men and women with thinning hair.

Blake Clarkson –
I’ve been using the medium brown fibres for two weeks now. The hair looks fuller and more natural. It’s easy to apply and doesn’t feel sticky. Works well with my thinning areas on the crown.
Max Jones –
The fibres blend well with my natural hair. I noticed a visible improvement in density after just one application. No irritation or discomfort during use.
Kevin Murray –
After a recent hair transplant, I used these fibres to cover sparse areas. The result looks natural and the texture matches my existing hair perfectly.
Sam Simpson –
I tried the dark brown first, but switched to medium brown for a more natural look. It’s effective and doesn’t look fake after a few days.
Bella Davies –
Great product for daily use. I apply it before styling and it gives me confidence in my appearance. The medium brown matches my natural hair tone well.