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Highlights
Summary
Ultra-lightweight skincare-grade serum, infused with Aloe Vera and Hyaluronic Acid. Clinically tested to hydrate the scalp for 24 hours in one use.* Instantly nourishes the scalp and provides long-lasting hydration to hair, leaving it soft, supple, and healthy. For daily use.
Benefits
- Clinically tested to hydrate the scalp for 24 hours in one use.*
- Instantly nourishes and moisturizes dry scalps.
- Leaves hair feeling soft, supple, and hydrated from root to tip.
- Lightweight formula, won't weigh hair down or feel greasy.
- Paraben-free, Silicone-free, and suitable for color-treated hair.
Key Ingredients
- Micro-filtered Aloe Vera: nourishes hair promoting lasting hydration
- Fermented Hyaluronic Acid: seals cuticle while boosting hydration to strands
- *based on an instrumental study of 31 panelists
Item 2655941
After cleansing, gently towel-dry hair and part to expose the scalp. Apply one drop every inch onto the scalp, massaging gently. Apply liberally through hair lengths. Do not rinse. Style as usual. Can be reapplied to clean, dry scalp or dry hair as needed for an extra boost of hydration. For daily use on all hair types.
Aqua / Water / Eau, Glycerin, Sodium Hyaluronate, Sodium Pca, Phenoxyethanol, Caprylyl/Capryl Glucoside, Citric Acid, Aloe Barbadensis Leaf Juice, Parfum / Fragrance, Chlorphenesin, Tetrasodium Glutamate Diacetate, Butylene Glycol, Carvone, Limonene, Citrus Aurantium Peel Oil, Helianthus Annuus Seed Extract / Sunflower Seed Extract, Hexyl Cinnamal, Coumarin, Benzyl Alcohol, Amyl Cinnamal, Linalool, Citrus Limon Peel Oil, Linalyl Acetate, Vanillin, Isoeugenol, Geraniol, Alpha-Isomethyl Ionone, Hydroxycitronellal, Pinene, Potassium Sorbate, Sodium Benzoate
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Questions
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Reviews
Review Snapshot
by PowerReviews
Ratings Distribution
Hair Type
23 results
Best option for dry hair
Hair Type Wavy Hair
I've been trying the Biolage Hydra Source line and I'm really liking it so far! My hair feels softer, more hydrated, and less dry after using it. The texture is lightweight and doesn't leave my hair feeling heavy or greasy. I also love that it helps with frizz and makes my hair look smoother and healthier. Definitely a great option for dry hair

Hydra Source Moisture Method Scalp & Hair Serum
Hair Type Straight Hair
"I've partnered with Biolage." This lightweight serum helped my hair combat dryness and dandruff. It absorbs beautifully and leaves absolutely no greasy residue on either the hair or the scalp. It gives me a sensation of lightness and freshness—I haven't felt this light in a long time.

Wow
Hair Type Straight Hair
#Lorealistar #BiolagePartner #BiolageMoistureMethod I really love your brand of hair care cosmetics. I really liked this serum. My scalp is moisturized. It feels very nice. I recommend it to anyone with a dry scalp.
In love
Hair Type Wavy Hair
"I've partnered with Biolage and recently tried the Hydra Source Moisture Method Scalp & Hair Serum, and I've really been enjoying it so far. The texture is lightweight and doesn't leave my hair feeling greasy or heavy. I noticed my hair feels softer, smoother, and more hydrated after using it, especially on my dry ends. I also like that it helps with frizz while still making my hair look shiny and healthy. The scent is fresh and clean without being overpowering. A little product goes a long way, and I love that it can be used on both the scalp and hair for extra moisture. Overall, it's been a great addition to my routine for keeping my hair hydrated and feeling healthy."

In love
Hair Type Wavy Hair
I've been using the Biolage Hydra Source Moisture Method Scalp & Hair Serum for a little while now and I'm genuinely impressed. The formula feels super lightweight and absorbs quickly without leaving my hair greasy or weighed down. My scalp feels hydrated and refreshed, and my hair looks noticeably softer, smoother, and healthier after each use. I also love that it contains aloe vera and hyaluronic acid, because it gives moisture without that heavy oily feeling a lot of serums leave behind. The scent is fresh and salon-like, but not overpowering. It works especially well on dry ends and helped reduce frizz while keeping my hair soft and shiny. If you struggle with dryness, dullness, or a flaky scalp, this serum is definitely worth trying. A little goes a long way, and it leaves your hair feeling silky and hydrated from root to tip.
