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Highlights
Summary
Discover Full Rescue Densifying Leave-In Spray for Thin Hair, infused and micro-dosed with steam-distilled rosemary oil and triple-purified niacinamide. This leave-in thickens hair without sacrificing softness or movement. Hair looks and feels fuller and detangled with controlled flyaways.
Benefits
- Instantly thickens the look and feel of hair
- Controls flyaways
- Detangles hair for easy styling
- Creates a fuller look and feel
- Softens hair
- Hair feels silky soft after one use
Key Ingredients
- Bio-based Rosemary Oil (steam-distilled):
- Fortifies at the root
- Invigorates strands to prevent hair fall due to mechanical stress
- Niacinamide (triple-purified):
- Supports a healthy skin barrier by balancing the scalp
- Protects from oxidative stress caused by external aggressors
Research Results
- Hair looks and feels fuller
- Hair feels silky soft after one use*
- *consumer test after application of Full Rescue Shampoo, Conditioner, and Densifying Leave-In Spray
Item 2637948
For a fuller look, spray from root to tip on wet hair. Leave in and style as desired. Controls flyaways and detangles for easier styling.
Aqua / Water / Eau, Alcohol Denat., Pvp, Peg-40 Hydrogenated Castor Oil, Triethanolamine, Propylene Glycol, Phenoxyethanol, Parfum / Fragrance, Acrylates/Beheneth-25 Methacrylate Copolymer, Caprylyl Glycol, Biotin, Limonene, Niacinamide, Rosmarinus Officinalis Leaf Oil / Rosemary Leaf Oil, Hexyl Cinnamal, Coumarin, Benzyl Alcohol, Zinc Pca, Safflower Glucoside, Linalool, Amyl Cinnamal, Geraniol, Isoeugenol, Alpha-Isomethyl Ionone, Hydroxycitronellal, Benzyl Benzoate, Cinnamyl Alcohol, Citronellol, Tocopherol, Sodium Citrate
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Reviews
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Ratings Distribution
Hair Type
Most Helpful Positive Review
I am in love with this product
I received this product in exchange for my honest review. The Biolage Full Rescue Densifying Leave-In Spray really impressed me with its quality. The formula feels lightweight yet effective—it doesn't leave any sticky or greasy residue, which is a huge win for my fine, thin hair. The packaging is s...
Most Helpful Critical Review
Interesting Scent
[I received this product in exchange for my honest review] I have always loved this brand, and have purchased products by them many times in the past few years, so I was excited to try this leave in conditioner. My hair is wavy, and at the time I first tried the product, my hair was very dry from no...
459 results
Great product
Hair Type Straight Hair
I have been using this produxt for a couple of weeks now and I must say I like this product. It makes my hair feel sioft and manageable. My hair Also fetl light and hydrated. My favorite part is that it makes your hair smell so good. A little goes a long way!!
Love it !
Hair Type Wavy Hair
Love the smell ! Not sure how much it is helping but I also us the other products for this so more then likely the combo is helping with hair loss . [I received this product in exchange for my honest review]
Moisture without heaviness
Hair Type Wavy Hair
I really enjoy this leave in spray. It helps my hair from damage. Feels light and moisturizing without weighing it down. Has a nice light clean scent. [I received this product in exchange for my honest review]
Live how smooth this spray left my hair feeling!
Hair Type Wavy Hair
I received this product for free in exchange for my honest review! I used the leave-in spray as well and I loved how easy it was to comb my hair with only 2-3 knots instead of at least 6-10 with the other sprays I've tried. I also loved the scent of these products; the scent always reminds me of being in a hair salon.

Good leave in conditioner
Hair Type Wavy Hair
[I received this product in exchange for my honest review) I've used this a couple of times. I feel like my hair is healthier and seems stronger. I will continue to use this product and see how it goes. But so far I'm very pleased with it and the set it came with.
