Use the following zoom and pan buttons to control the image that follows them
Tab through the images or use the previous or next buttons to navigate each product image
Biolage Hydra Source Daily Leave-In Tonic for Dry Hair
In stock and ready to ship
Usually ships out in 1-2 days
Summary
Highlights
Instantly hydrate and detangle even the finest strands with Biolage's Hydra Source Daily Leave-In Tonic, infused and micro-dosed with hyaluronic acid and micro-filtered aloe vera for supreme softness and shine. Controls frizz and flyaways for frizz-free, manageable hair.
Benefits
- Instantly moisturizes and renews shine
- Lightweight formula detangles and tames flyaways
- Micro-filtered aloe vera and fermented hyaluronic acid provide intense hydration
- Conditions, detangles, renews shine, and optimizes moisture balance
- 6x more hydration after one use*
- 85% reduction in frizz after one use**
- Bio-based Aloe Vera nourishes the hair and polishes the cuticle
- Ultra-concentrated hyaluronic acid penetrates the hair fiber and seals the cuticle
Key Ingredients
- Micro-filtered aloe vera: Known for its moisture-retaining properties, aloe vera gently nourishes the hair and polishes the exterior of the hair cuticle, promoting lasting hydration, softness, and shine
- Fermented hyaluronic acid: Ultra-concentrated hyaluronic acid penetrates the hair fiber and seals the cuticle while enhancing intense, yet weightless hydration
- *Hydra Source Shampoo, Conditioning Balm and Leave-In Cream vs. non-conditioning shampoo
- **Hydra Source Daily Leave-In Tonic vs. non-conditioning shampoo
Item 2637964
Spray onto damp hair, combing from root to tip, for an instant moisture boost and renewed shine. Helps shield locks from pollution and other environmental aggressors. Leave-in formula - no need to rinse.
Aqua / Water / Eau, Cetearyl Alcohol, Polysorbate 20, Behentrimonium Chloride, Parfum / Fragrance, Orbignya Oleifera Seed Oil, Cetyl Esters, Amodimethicone, Sodium Benzoate, Isopropyl Alcohol, Citric Acid, Limonene, Tocopherol, Trideceth-6, Chlorhexidine Dihydrochloride, Hexyl Cinnamal, Coumarin, Sodium Hyaluronate, Xylose, Panthenol, Ethylhexyl Salicylate, Aloe Barbadensis Leaf Juice, Cetrimonium Chloride, Linalool, Amyl Cinnamal, Geraniol, Isoeugenol, Alpha-Isomethyl Ionone, Hydroxycitronellal, Benzyl Benzoate, Cinnamyl Alcohol, Citronellol, Benzyl Alcohol, Potassium Sorbate
We think you'll like
12 items
Use previous and next buttons to navigate the slides of the We think you'll like Product Carousel
Similar items for you
12 items
Use previous and next buttons to navigate the slides of the Similar items for you Product Carousel
Sponsored products
12 items
Use previous and next buttons to navigate the slides of the Sponsored products Product Carousel
Questions
Ask a QuestionWhat do you want to know about this product?
Reviews
Write A REVIEWReview Snapshot
by PowerReviews
Ratings Distribution
Hair Type
- 515Wavy Hair
- 228Straight Hair
- 178Very Curly Hair
Most Helpful Positive Review
Recommend for dry hair! Best trio for the best hair.
I received this product in exchange for my honest review. The Biolage HydraSource Daily Leave-In Tonic is the final step in my HydraSource hair care trio, and it's the cherry on top. After loving the shampoo and detangling solution, I added this leave-in to my routine and instantly noticed an upgrad...
Most Helpful Critical Review
Good but not for my hair type, application needs improvement
[I received this product in exchange for my honest review] I have thin density 2a medium texture hair that is currently mid-back length. I tried this product a couple of times. For my first time with this product, I used the accompanying shampoo then the accompanying conditioner beforehand. It says ...
1003 results
Love, love, LOVE!
[I received this product in exchange for my honest review] I absolutely loved this product. I have thick 4c hair and this spray left my hair feeling manageable! It smells amazing and doesnt have an alcohol smell like other products. Lightweight and easy to use!
Smells good
Hair Type Very Curly Hair
[I received this product in exchange for my honest review] This leave in smells really good but it doesn't do anything different from other leave ins I've tried. It's a good leave in but again nothing phenomenal. Your hair will smell nice though.
Leave in spray
Hair Type Wavy Hair
[I received this product in exchange for my honest review] Love this leave in spray! Accidentally got products mixed, but this left my hair smooth. Detangled my hair real good. As for the conditioner, it left my hair super smooth too. Love them!

The moisture you need
Hair Type Very Curly Hair
I received this product in exchange for my honest review and I LOVE it!! This adds the moisture my hair needs! When you pair this with the rest of the set you get max silk and moisture to your hair without the greasy part! Its lightweight and perfect for the curls!

Fantastic!
Hair Type Straight Hair
[I received this product in exchange for my honest review] Best I've ever used. I was honestly scared to use this because I don't like my hair to have a wet or oily look. But this stuff gives moisture, detangles, and still looks so clean! I love it