How it works
A clear cosmetic solution for a gradual care ritual. Reparex is not a conventional hair dye.

€19.99
How long a bottle lasts depends on the area treated and frequency of use.
Read reviews of this product on Amazon ↗
A clear cosmetic care solution. Reparex for Beard & Moustache, 125 ml.
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A clear cosmetic solution for a gradual care ritual. Reparex is not a conventional hair dye.
Apply the small amount specified in your leaflet to dry, undyed hair. Spread carefully and dry as directed.
Use daily for the first 7–10 days, then usually 2–3 times a week once you are happy with the shade. Results vary.
Use only on undyed hair. Protect your hands, fabrics and surfaces. Follow the current instructions and warnings on your packaging.
Read the enclosed leaflet before the first application. For external use only. Keep out of reach of children, in a dry, dark place.
Aqua, Propylene glycol dioleate, Glycerin, Silver acetate, G-reductase, Parfum, Coumarin, Limonene.
Always check your current packaging.
125 ml. How long a bottle lasts depends on the area treated, amount used, hair length and density, and frequency of use.
Questions
Ask us about this product. The BOOS LABS team will help.
Ask a questionAmazon customer experiences
Selected positive Amazon reviews, summarised in English. These are individual experiences; results vary. Follow the current product leaflet.
Reparex for Beard & Moustache
The reviewer reported that the colour changed gradually, initially towards light red and then brown. They stressed that the process took time and described reducing application frequency as the colour developed.
Reparex for Beard & Moustache
The reviewer reported that it worked for them, while finding application somewhat awkward. They deducted one star for that inconvenience.
Step-by-step care
Watch the original Boos Labs video in Slovak. The English steps are provided alongside it. Read the current product leaflet before use.
Use daily for the first 7–10 days, then adjust to the shade achieved. This is a usage schedule, not a guaranteed result within 10 days.
Use Reparex only on undyed hair, following the current leaflet. Contact support if you are unsure.
This is not instant colouring. Use daily for the first 7–10 days; results depend on your hair and consistency. This period does not guarantee a result.
Contact us before ordering or while using your product. Tell us which product you have and whether your hair has been dyed.