---
product_id: 378549808
title: "Biotin Serum for Hair Thickening and Strengthening - Treatment Tonic for Men and Women With Natural Oil"
brand: "bellisso"
price: "€ 44.06"
currency: EUR
in_stock: true
category: "Bellisso"
url: https://www.desertcart.hr/products/378549808-biotin-serum-for-hair-thickening-and-strengthening-treatment-tonic-men
store_origin: HR
region: Croatia
---

# Salon-grade shine & volume boost Botanical blend with biotin & lavender 2 fl oz nourishing oil serum Biotin Serum for Hair Thickening and Strengthening - Treatment Tonic for Men and Women With Natural Oil

**Brand:** bellisso
**Price:** € 44.06
**Availability:** ✅ In Stock

## Summary

> 💁‍♂️ Elevate your hair game with Bellisso — thicker, stronger, and shining like you mean it!

## Quick Answers

- **What is this?** Biotin Serum for Hair Thickening and Strengthening - Treatment Tonic for Men and Women With Natural Oil by bellisso
- **How much does it cost?** € 44.06 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/378549808-biotin-serum-for-hair-thickening-and-strengthening-treatment-tonic-men)

## Best For

- bellisso enthusiasts

## Why This Product

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

## Key Features

- • **Damage Repair Power:** Revives dry, brittle, and split ends with a professional-strength formula designed to restore hair health from root to tip.
- • **Salon-Quality Treatment:** Developed alongside hair experts, this serum elevates your daily routine with a luxurious, trusted hair thickening solution.
- • **Thicker Hair, Instantly:** Coats each strand with biotin and botanical oils for visibly fuller, voluminous locks that command attention.
- • **Clean & Conscious Beauty:** Cruelty-free, sulfate and paraben-free formula that’s gentle on your scalp and the planet—because you deserve better.
- • **Radiant Shine & Manageability:** Infused with sunflower, lavender, and evening primrose oils for a smooth, glossy finish that turns heads everywhere you go.

## Overview

Bellisso Biotin Serum is a 2 fl oz salon-grade hair thickening treatment enriched with biotin and a botanical oil blend including lavender and sunflower oils. Designed for men and women, it repairs damage, boosts volume, and delivers incredible shine while being cruelty-free and free from sulfates and parabens. Trusted by thousands, it’s the professional choice for healthier, fuller hair.

## Description

Biotin Hair Thickening Serum for Men and Women - Intense Strengthening Treatment Product with Natural Botanical Oil Blend to Help Boost Thin Hair - Repair Thinning Hair, Increase Volume and Shine

## Features

- THICKER HAIR: People love how Bellisso’s biotin hair serum gives them the appearance of thicker hair. By coating each strand with a blend of botanical based hair oil and salon grade biotin, our hair thickener serum boosts volume, giving you thicker feeling locks that are sure to turn heads
- REPAIR DAMAGE: Our hair thickening products for women and men are also professionally recognized for how they help repair damage from exposure. Bellisso’s hair strengthening products can give dry, brittle split ends new life. When you need nourishment from root to tip, this biotin hair thickening serum is the answer
- SALON GRADE: It’s time for your old biotin hair oil to step aside as you upgrade your hair treatment to a luxurious biotin serum. Our thickening hair products have been developed in close consultation with salon professionals. When you need a professional hair thinning treatment women and men trust, Bellisso is the solution
- CRUELTY FREE: Make hair thickening products for men and women that are tested on animals a thing of the past. Bellisso’s biotin oil blend is free from animal cruelty and testing. What’s more, our serum with biotin for hair is sulfate and paraben free, making it kinder on your body
- INCREDIBLE SHINE: More than simply a thinning hair treatment women and men use everyday, Bellisso biotin serum has been engineered for dazzling shine. With botanical extracts including sunflower, lavender and evening primrose oil, this advanced hair volumizer helps leave you with a smooth and manageable appearance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08Z5GK3HX |
| ASIN  | B08Z5GK3HX |
| Active Ingredients | Biotin, Lavender oil |
| Age Range Description | Adult |
| Best Sellers Rank | #56,292 in Beauty ( See Top 100 in Beauty ) #545 in Hair Regrowth Treatments |
| Brand Name | BELLISSO |
| Customer Reviews | 4.4 4.4 out of 5 stars (5,463) |
| Customer reviews | 4.4 4.4 out of 5 stars (5,463) |
| Date First Available  | 1 August 2021 |
| Hair Type | All |
| Item Form | Oil |
| Item Volume | 2 Fluid Ounces |
| Manufacturer | BELLISSO |
| Manufacturer  | BELLISSO |
| Manufacturer Part Number | biotinserum1 |
| Manufacturer reference  | biotinserum1 |
| Material Type Free | Cruelty Free, Paraben Free, SLS Free, Sulfate Free |
| Number of Items | 1 |
| Package Dimensions  | 11.71 x 4.39 x 4.29 cm; 150 g |
| Recommended Uses For Product | Hair Loss,Hair Thickening,Women Health,Men,Hair Growth |
| Scent Name | Biotin |
| UPC | 765066671174 |
| Unit Count | 2 Fluid Ounces |

## Product Details

- **Active Ingredients:** Biotin, Lavender oil
- **Brand:** BELLISSO
- **Item form:** Oil
- **Material type free:** Cruelty Free, Paraben Free, SLS Free, Sulfate Free
- **Scent:** Biotin

## Images

![Biotin Serum for Hair Thickening and Strengthening - Treatment Tonic for Men and Women With Natural Oil - Image 1](https://m.media-amazon.com/images/I/81p6gHLqNhL.jpg)

## Available Options

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

## Questions & Answers

**Q: How should I use the serum?**
A: Apply two to three pumps of serum to wet hair and leave in overnight for best results. Massage the serum thoroughly through your hair using your fingertips, ensuring to cover from roots to tips.

**Q: Is this serum safe to use on color treated hair?**
A: Yes. Bellisso biotin serum is safe for all types of hair, including color treated and bleached hair. It is specially formulated so won’t cause dyed hair to run.

**Q: How often do I need to use the serum?**
A: For best results, we suggest using Bellisso biotin serum daily after your shower. The blend of plant oils and biotin work best with consistent use to help boost volume and shine.

**Q: Should I wash the serum out, or leave it in?**
A: Do not wash the serum out of your hair. Bellisso biotin hair repair serum is formulated to be left in your hair. For best results, massage the serum into your hair and leave in overnight.

**Q: How much serum do I need to use?**
A: For best results, we recommend that you apply about two to three pumps of serum directly to your hair and use your fingertips to massage thoroughly from root to tip.

## Frequently Bought Together

- Biotin Hair Thickening Serum for Men and Women - Intense Strengthening Treatment Product with Natural Botanical Oil Blend to Help Boost Thin Hair - Repair Thinning Hair, Increase Volume and Shine
- Biotin Shampoo and Conditioner Set - Sulfate and Paraben Free Treatment for Men and Women - Hair Thickening Volumizing Products to Help Boost Thinning Hair with Added Keratin
- Biotin Hair Mask - Volume Boost and Deep Conditioner for Dry, Damaged Hair - Hydrating Repair Treatment for Women and Men - Moisture Conditioning for Curly Hair and Split Ends - Sulfate Paraben Free

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**Shop now:** [https://www.desertcart.hr/products/378549808-biotin-serum-for-hair-thickening-and-strengthening-treatment-tonic-men](https://www.desertcart.hr/products/378549808-biotin-serum-for-hair-thickening-and-strengthening-treatment-tonic-men)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-08-11*