--- product_id: 616919106 title: "- Smooth Proof 6-in-1 Hair Serum for Deep Smoothening and Frizzy Hair with Avocado and Grape Seed Oil for 72HR Frizz Control for Women and Men Vegan and Cruelty-Free​" brand: "biolage" price: "€ 37.72" currency: EUR in_stock: true reviews_count: 13 category: "Biolage" url: https://www.desertcart.hr/products/616919106-smooth-proof-6-in-1-hair-serum-for-deep-smoothening store_origin: HR region: Croatia --- # 72HR frizz control Vegan & cruelty-free Avocado & grape seed oils - Smooth Proof 6-in-1 Hair Serum for Deep Smoothening and Frizzy Hair with Avocado and Grape Seed Oil for 72HR Frizz Control for Women and Men Vegan and Cruelty-Free​ **Brand:** biolage **Price:** € 37.72 **Availability:** ✅ In Stock ## Summary > ✨ Smooth, sleek, and sustainable – your hair’s new best friend! 🥑 ## Quick Answers - **What is this?** - Smooth Proof 6-in-1 Hair Serum for Deep Smoothening and Frizzy Hair with Avocado and Grape Seed Oil for 72HR Frizz Control for Women and Men Vegan and Cruelty-Free​ by biolage - **How much does it cost?** € 37.72 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/616919106-smooth-proof-6-in-1-hair-serum-for-deep-smoothening) ## Best For - biolage enthusiasts ## Why This Product - Trusted biolage brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Chic Beauty:** Leaping Bunny certified vegan formula with sustainable packaging for guilt-free glam. - • **6-in-1 Hair Hero:** Controls frizz, smoothens, protects from humidity, nourishes, detangles, and adds shine—all in one serum. - • **Nourish & Revitalize:** Infused with avocado and grape seed oils to deeply hydrate and restore dry, rough ends. - • **All-Day Frizz Defense:** Locks in smoothness for a full 72 hours, so you never worry about flyaways again. - • **Color-Safe & Paraben-Free:** Gentle formula protects your color-treated hair without harmful parabens. ## Overview Biolage Smooth Proof 6-in-1 Hair Serum is a vegan, cruelty-free formula enriched with avocado and grape seed oils that delivers 72 hours of frizz control. Designed for all hair types, it smoothens, nourishes, detangles, and protects hair from humidity while being safe for color-treated hair. This 200ml serum offers a non-sticky, paraben-free solution for professional-grade smoothness and shine. ## Description From the manufacturer Review: Amazing product - Super smoothly. Great for fizzy and dry hair Review: It is good product. - Very smooth serum for frizzy hair. ## Features - The information below is per-pack only - NATURE INSPIRED PROFESSIONIndulge in self-care with non-sticky Biolage Smoothproof Serum designed to control frizzy hair & add instant subtle smoothness - ENRICHED WITH AVOTransform your hair with nourishing ingredients like the avocado & grape seed oil, revitalize your regime with soothing citrusy fragrance to feel fresh throughout the day.Paraben-free formula is color safe and suitable for color-treated hair - 6-in-1 BENEFITS & SUITABLE FORControls frizz, smoothens rough ends, protects from humidity, nourishes dry hair, instantly detangles & adds instant shine. Can be easily applied evenly through damp hair & suitable for any hair type; UPGRADE WITH SMOOTHPROImprove manageability using the shampoo, conditioner & serum system - a complete natural regime developed for your healthy hair - COMMITMENT TVegan & sustainable, the brand has been given the Leaping Bunny stamp of approval by Cruelty Free International. From formulas to packaging, all of our products are produced through responsible manufacturing and green science. - Ingredients: Aqua/Water/Eau, Cetearyl Alcohol, Behentrimonium Chloride, Amodimethicone, Candelilla Cera/Candelilla Wax/Cire De Candelilla, Cetyl Esters, Glycerin, Parfum/Fragrance, Isopropyl Alcohol, Phenoxyethanol, Trideceth-6, Hydroxypropyl Guar, Ricinus Communis Seed Oil/Castor Seed Oil, Camellia Oleifera Seed Oil, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Cetrimonium Chloride, Linalool, Chlorhexidine Dihydrochloride, Benzyl Alcohol, 2-Oleamido-1,3-Octadecanediol, Citronellol, Isoeugenol, Ci 19140/Yellow 5, Ci 15985/Yellow 6, Tocopherol. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CYH314XG | | Best Sellers Rank | #106 in Beauty ( See Top 100 in Beauty ) #2 in Hair Styling Serums | | Brand | Biolage | | Customer Reviews | 4.3 out of 5 stars 29,536 Reviews | | Hair Type | Dry, Frizzy | | Item Form | Serum | | Item Type Name | Hair_Serum | | Item Volume | 200 Millilitres | | Item Weight | 200 Grams | | Liquid Volume | 200 Millilitres | | Manufacturer | L'Oréal India | | Number of Items | 2 | | Product Benefits | Nourishing | | Scent | Avocado | | Unit Count | 200.0 Milliliters | ## Product Details - **Brand:** Biolage - **Hair Type:** Dry, Frizzy - **Item Form:** Serum - **Item Volume:** 200 Millilitres - **Liquid Volume:** 200 Millilitres - **Manufacturer:** L'Oréal India - **Net Quantity:** 200.0 Milliliters - **Number of Items:** 2 - **Product Benefits:** Nourishing - **Scent:** Avocado ## Images ![- Smooth Proof 6-in-1 Hair Serum for Deep Smoothening and Frizzy Hair with Avocado and Grape Seed Oil for 72HR Frizz Control for Women and Men Vegan and Cruelty-Free​ - Image 1](https://m.media-amazon.com/images/I/51G87lIIP7L.jpg) ![- Smooth Proof 6-in-1 Hair Serum for Deep Smoothening and Frizzy Hair with Avocado and Grape Seed Oil for 72HR Frizz Control for Women and Men Vegan and Cruelty-Free​ - Image 2](https://m.media-amazon.com/images/I/71hkqGpapSL.jpg) ![- Smooth Proof 6-in-1 Hair Serum for Deep Smoothening and Frizzy Hair with Avocado and Grape Seed Oil for 72HR Frizz Control for Women and Men Vegan and Cruelty-Free​ - Image 3](https://m.media-amazon.com/images/I/71jQJXOpmlL.jpg) ![- Smooth Proof 6-in-1 Hair Serum for Deep Smoothening and Frizzy Hair with Avocado and Grape Seed Oil for 72HR Frizz Control for Women and Men Vegan and Cruelty-Free​ - Image 4](https://m.media-amazon.com/images/I/71-Y9EH+cSL.jpg) ![- Smooth Proof 6-in-1 Hair Serum for Deep Smoothening and Frizzy Hair with Avocado and Grape Seed Oil for 72HR Frizz Control for Women and Men Vegan and Cruelty-Free​ - Image 5](https://m.media-amazon.com/images/I/61+LkXsF+PL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Amazing product *by N***N on 3 May 2026* Super smoothly. Great for fizzy and dry hair ### ⭐⭐⭐⭐ It is good product. *by J***T on 5 June 2026* Very smooth serum for frizzy hair. ### ⭐⭐⭐⭐⭐ Good *by S***N on 16 May 2026* I’ve been using this serum for the last 5 years and it’s really amazing. It keeps my hair smooth and tangle-free. Such a good product. ## Frequently Bought Together - Biolage Smoothproof 6-in-1 Professional Hair Serum for Frizzy Hair |Deep Smoothening With Avocado & Grape Seed Oil | Natural & Vegan (100 ml) (Pack of 2) - Matrix Biolage Hydrasource Shampoo, |Hydrates & Moisturizes Dry Hair, For Dry Hair, 400Ml, Pack Of 1 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/616919106-smooth-proof-6-in-1-hair-serum-for-deep-smoothening](https://www.desertcart.hr/products/616919106-smooth-proof-6-in-1-hair-serum-for-deep-smoothening) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-12*