---
product_id: 247464
title: "Mustache & Beard Dye, Keratin, Dark Brown M-45 (3 Pack) | Mustache & Beard color dark brown designed for facial hair to instantly eliminate gray. Enhanced with keratin & biotin."
brand: "just for men"
price: "€ 57.41"
currency: EUR
in_stock: true
reviews_count: 13
url: https://www.desertcart.fr/products/247464-mustache-and-beard-dye-keratin-dark-brown-m-45-3
store_origin: FR
region: France
---

# Biotin, Aloe & Coconut Oil enriched 12 natural shades, Dark Brown M-45 5-minute fast application Mustache & Beard Dye, Keratin, Dark Brown M-45 (3 Pack) | Mustache & Beard color dark brown designed for facial hair to instantly eliminate gray. Enhanced with keratin & biotin.

**Brand:** just for men
**Price:** € 57.41
**Availability:** ✅ In Stock

## Summary

> 🎯 Own your look in 5 minutes—because gray waits for no one!

## Quick Answers

- **What is this?** Mustache & Beard Dye, Keratin, Dark Brown M-45 (3 Pack) | Mustache & Beard color dark brown designed for facial hair to instantly eliminate gray. Enhanced with keratin & biotin. by just for men
- **How much does it cost?** € 57.41 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/247464-mustache-and-beard-dye-keratin-dark-brown-m-45-3)

## Best For

- just for men enthusiasts

## Why This Product

- Trusted just for men brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ammonia-Free Formula:** Gentle on hair and skin, ensuring no damage while covering grays effectively.
- • **Complete Grooming Kit:** Includes an easy-to-use brush and gloves for precise application and clean results.
- • **Nourish While You Color:** Infused with Biotin, Aloe, and Coconut Oil to condition and strengthen coarse facial hair.
- • **Tailored Shade Selection:** Choose from 12 shades designed to perfectly match your unique beard tone.
- • **Fast & Effortless Transformation:** Achieve a fuller, natural beard color in just 5 minutes—no mess, no fuss.

## Overview

Just For Men Mustache & Beard Dye in Dark Brown M-45 is a fast-acting, ammonia-free formula designed specifically for coarse facial hair. Enriched with Biotin, Aloe, and Coconut Oil, it nourishes while restoring natural color and fullness. With 12 shades available and up to 3 applications per box, it offers a tailored, easy-to-use solution for men seeking a well-groomed, youthful beard.

## Description

Just For Men Mustache and Beard hair color brings out the best in your facial hair. Facial hair looks fuller, more even and well-groomed as you get rid of the scraggly look of gray facial hairs. The fast and easy brush-in gel works in 5 minutes - your grays will be gone until they grow back. This ammonia-free formula is made specifically to penetrate and condition coarse, thicker facial hair. A Closer Look: Just For Men Mustache and Beard hair color contains protein, Vitamin E, aloe and chamomile that nourishes your hair while you color. It leaves your facial hair looking well groomed, conditioned and thicker after every application. Its ammonia free formula causes no damage to your hair. Can't decide between two shades? Try the lighter one first. You can always go darker later. Made in the USA.

## Features

- Just For Men Mustache & Beard, Dark Brown (M-45), is beard coloring specifically formulated for the coarse, thicker texture of facial hair. Unlike other dyes, it restores your natural beard color, thicker and fuller look
- This men's beard coloring product is easy to use. Simply mix the color base and developer, use the brush to apply, wait five minutes, rinse the product out, shampoo, and you're done. Be sure to read and follow the enclosed leaflet for the best results
- Choose from 12 different shades ranging from Blond to Jet Black. When in doubt or unsure of which to choose, always go with the lighter shade. Brush included and is designed to distribute color with ease. Now formulated with Biotin, Aloe, and Coconut Oil
- Up to 3 applications per box Apply as often as needed Every man is different so our product is here when those grey hairs begin to grow back Works well on any type of facial hair - beards, mustaches, soul patches, goatees Great for touch ups
- For the best results, make sure to follow all instructions included in the package, perform a skin allergy test 48 hours before use, and always use the gloves provided to avoid staining

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B000NSTYOC |
| Best Sellers Rank | #37 in Hair Coloring Products |
| Item Model Number | 011509049155 |
| Manufacturer | Just for Men |
| Product Dimensions | 5.25 x 2.94 x 6.06 inches; 2.4 ounces |
| Upc | 011509049155 |

## Product Details

- **Brand:** Just for Men
- **Color:** Dark Brown M-45
- **Item Form:** Gel
- **Package Information:** Packet
- **Product Benefits:** Hair Coloring

## Images

![Mustache & Beard Dye, Keratin, Dark Brown M-45 (3 Pack) | Mustache & Beard color dark brown designed for facial hair to instantly eliminate gray. Enhanced with keratin & biotin. - Image 1](https://m.media-amazon.com/images/I/81PCgES7pmL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: Anyone use this for touch ups on the short sides of head hair in between colors? Hate to waste a whole bottle for touch ups.**
A: Just For Men Mustache & Beard can be used for sideburns and temples, as well as facial hair. Once opened, it typically lasts up to three months, so it can be reused.

**Q: I have tested several different area's with no issues, as soon as I use it on beard and mustache I get horrible burns. Why?**
A: The internet is full of horror stories about what happened after many people used this product.  The industrial chemical PPD is apparently responsible.  Some of these horrible reactions happened to people after they passed the 48-hr skin-patch test.  I know my skin under my beard becomes mildly inflamed and itches for several days after each use.  I never stopped using the product because the irritation seemed mild.  But after reading other horror stories, I cancelled my Amazon order.  Im surprised the FDA hasnt looked into this problem.  I will never buy this product again.

**Q: Is this flammable? i have already purchased. for overseas shipment, my freight forwarder needs to see the safety data sheet (sds). may i have a copy?**
A: No not flammable.

**Q: Can i add this product to my subscribe & save auto shipment**
A: Yes

## Customer Reviews

### ⭐⭐⭐⭐⭐ They've got a customer for life
*by  on Reviewed in the United States July 9, 2026*

At first I was worried because the "allergy test" they make you do on your arm stained my arm for like a month. I pictured my face under my beard being weirdly stained. But as long as you shower 15 minutes after putting it on, it blends naturally with the beard and nothing else. So naturally in fact that I went to 3 Christmas dinners and no one even noticed. They just forgot I had white hair before. It's easy to mix and put on and you get about 3 or 4 uses per box. And the best part is that I thought once my beard grew out, there would be this weird cutoff where the hair goes from brown to white. But weirdly enough the color just sort of slowly fades like normal hair color. At no point in the process does it look like I've used dye.A white beard is a blank canvas and I plan on trying different colors, but brown is exactly what I was looking for.

### ⭐⭐⭐⭐⭐ Look 5 years younger
*by  on Reviewed in the United States July 12, 2023*

I hope this email finds you well. I wanted to share my thoughts on the Just for Men mustache & Beard Coloring product that I recently tried out. I thought it might be helpful for you or anyone else who is considering using it.First off, I have to say that I was pleasantly surprised by the results. As a guy with a bit of gray in my beard, I was looking for a solution that would help me maintain a more youthful appearance. After doing some research and reading reviews, I decided to give Just for Men a try.The application process was pretty straightforward. The package came with clear instructions, and the coloring gel was easy to mix and apply. I appreciated that there were different shades available, so I could choose the one that matched my natural hair color the best.Once I applied the coloring gel, I left it on for the recommended amount of time. I was impressed by how quickly it started to work. Within minutes, I could see the gray hairs fading away and my beard taking on a more even, natural look.After rinsing out the product, I was left with a nicely colored beard that blended seamlessly with the rest of my hair. The color looked natural and didn't appear fake or overly dyed. I was also happy to see that the color lasted for several weeks before needing to be touched up.One thing I should mention is that some people may experience skin irritation or allergic reactions to the product. I didn't have any issues personally, but it's always a good idea to do a patch test before applying it to your entire beard.Overall, I would highly recommend Just for Men Beard Coloring to anyone looking to cover up gray hairs and achieve a more youthful appearance. It's an affordable and effective solution that delivers natural-looking results. Give it a try and see for yourself!I hope you find this review helpful. If you have any questions or need further information, feel free to reach out to me. I'm happy to help.Take care and stay stylish!

### ⭐⭐⭐⭐⭐ Super Product
*by  on Reviewed in the United States July 18, 2011*

Sorry to read that so many have experienced such severe skin reactions after using this product. I'm very allergy prone and have very sensitive skin that often reacts severely to sunscreens, shaving creams, etc., but have been using this product on my beard and sideburns 2x/week for many years witout any indication of sensitivity. Find that careful, sparing application and exact timing produce a really natural look in a very short time. Here a few things that I have found helpful: Stay exactly within the contours of your beard when applying the product. Do not wash your face for 24 hours before applying the product; the natural oils from you skin will help protect it from the dye mixture and will also minimize the amount of color the skin takes on. Also, I rub any kind of skin moisturizer into my beard and skin in the beard area an hour or so before I apply the dye. Neither the natural skin oil nor the moisturizer seem to interfere with my beard hair taking on the color and my skin is largely spared both the irritation and color up-take from the dye. And as others have suggested, use a SMALL amount of the dye mixture, brush it on LIGHTLY and experiment with leaving it on for less than the full 5 minutes recommended as maximum by the manufacturer. Most of us look more natural when our beards are "toned" toward their former colors; lighter with a little grey showing looks most natural. Also, recognize that this is NOT your wife's much gentler hair color that sits in a massive glob on her hair and scalp for an extended period of time before it's washed out. This beard coloring system was designed for men who are not willing to sit for 45 minutes with goop on their faces; it's quickness and convenience dictate that it be strong. One can't glop the stuff on ones face and beard without ending up with darkened skin and a chemical burn. Good luck!

## Frequently Bought Together

- Just For Men Mustache & Beard, Beard Dye for Men with Brush Included, With Keratin Biotin Aloe and Coconut Oil for Healthy Facial Hair - Dark Brown, M-45, Pack of 3 (Packaging May Vary)
- Just For Men Shampoo-In Color (Formerly Original Formula), Mens Hair Color with Keratin and Vitamin E for Stronger Hair - Dark Brown, H-45, Pack of 3
- Just for Men 1-Day Beard & Brow Color, Temporary Color for Beard and Eyebrows, For a Fuller, Well-Defined Look, Up to 30 Applications, Dark Brown

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-08-22*