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Highlights
Summary
Instantly hydrate and detangle even the finest strands with Biolage Hydra Source Daily Leave-In Tonic. This leave-in conditioner, with micro-filtered aloe vera and fermented hyaluronic acid, delivers softness, shine, controls frizz, repairs dry, tangle-prone hair, and protects against heat damage.
Benefits
- Quenches dry hair with weightless moisture, instantly detangling and conditioning for supreme softness and manageability.
- Tames flyaways and controls static, delivering 85% reduction in frizz for smooth, polished hair.
- Renews hair shine and optimizes moisture balance, contributing to overall hair health.
- Lightweight formula doesn't weigh hair down.
Key Ingredients
- Aloe: Nourishes hair, promoting lasting hydration.
- Hyaluronic Acid: Seals the cuticle while boosting hydration to strands.
Research Results
- 85% reduction in frizz after one use**
- **Hydra Source Daily Leave-In Tonic vs. non-conditioning shampoo.
Item 2637966
For an instant moisture boost and renewed hair shine, spray this detangler onto damp hair, combing from root to tip. This leave in conditioner helps shield locks from pollution and other environmental aggressors. 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
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Reviews
Review Snapshot
by PowerReviews
Ratings Distribution
Hair Type
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 ...
1088 results
Hydrating and smells good
Hair Type Wavy Hair
I liked this product. I have coarse, dry, wavy hair and this helped my locks feels softer and smoother. [I received this product in exchange for my honest review]
Love this!
I received this product in exchange for my honest review. Amazing for dry tangly hair! I also love that it's a heat protectant as well. It makes my hair feel so soft and more manageable. I would definitely buy this again and recommend it to a friend.
Nice leave in
[I received this product in exchange for my honest review] A nice leave in conditioner, love it for summer when regular conditioner is too heavy for my hair.
[I received this product in exchange for my honest review]
Hair Type Very Curly Hair
This product exceeded all my expectations. You can achieve a lot with just a little bit of product. Before, it took me a long time to detangle my hair, but now I do it super fast.

Doesn't take alot to get the job done
Hair Type Very Curly Hair
[I received this product in exchange for my honest review] but let me tell you 10/10 recommend this is an amazing source of moisture for your hair rather your using it on wash day or just for a weekly refresh in between styles.
