Best Hyaluronic Acid Hair Serums of 2025

The L'Oreal Elvive Hydra Serum is designed to combat dehydrated hair, providing hydration for up to 72 hours. You will notice that your hair looks visibly plumped, bouncy, and shiny, enhancing its overall appearance. This serum can be applied like a daily moisturiser on both wet and dry hair, allowing you to style as usual. Its non-greasy formula ensures that all hair textures can benefit without any weight down.

The Pantene Overnight Hair Serum is an excellent choice for those with dry and damaged hair. It provides deep conditioning, making it particularly beneficial for coloured, highlighted, or keratin-treated hair. In just eight hours, you can reverse up to seven days of damage, waking up to hair that feels hydrated and visibly repaired. Enriched with hyaluronic acid, it leaves your locks bouncy and moisturised, enhancing their overall appearance and health.

The Nature Spell Scalp Serum is designed to relieve dry and itchy scalps. It features a soothing blend of natural extracts that provide deep relief, ensuring a more comfortable scalp experience. With the addition of Hyaluronic Acid, this serum hydrates your scalp effectively, helping it retain moisture for lasting comfort. Infused with Snow Mushroom, it plumps the skin to alleviate the tightness often associated with dryness. Additionally, Cica works to calm irritation, making this serum perfect for those with sensitive scalps.

The Blond Absolu Serum is a heat-protective leave-in treatment designed for highlighted or lightened hair. Enriched with Hyaluronic Acid and Edelweiss Flower, it restores damaged hair fibres, helping to smooth split ends and provide a healthy shine. This serum protects your hair from heat up to 230 degrees Celsius, ensuring it remains safe from styling tools and environmental stressors. By applying just a few pumps to towel-dried or dry hair, you can enjoy deeply nourished and luminous locks.

The FUL Hair Serum offers a triple hydration complex, combining hyaluronic acid, panthenol, and glycerine to provide deep moisturisation and smooth your hair. This versatile leave-in treatment can be applied to both wet and dry hair, locking in moisture for a sleek finish. Its lightweight formula helps to tame frizz and flyaways, ensuring your hair remains manageable throughout the day. Additionally, it can be used as a targeted treatment for dry, flaky scalps, providing soothing hydration for a healthier scalp environment.

The Kérastase Blond Absolu Serum is a moisturising gel serum designed to restore bleached and damaged hair. It boasts the highest concentration of macro and micro hyaluronic acid, which helps to repair hair surface damage and hydrate the scalp. You can easily apply the serum to towel-dried hair, ensuring a gentle massage to enhance absorption. Sealing the tips with Huile Cicaextrême further enhances the benefits, giving your hair a smooth finish. This lightweight formula makes styling a breeze, leaving your hair looking healthier and stronger.

The Kérastase Blond Absolu Serum is an overnight leave-in treatment specifically designed for highlighted and bleached blonde hair. Enriched with Hyaluronic Acid and Edelweiss Flower, it hydrates and plumps your hair fibres from within, making it less prone to breakage. You can sleep peacefully knowing it protects your hair from friction, ensuring you wake up with soft, detangled locks. Simply apply 2-4 pumps to dry or damp hair before bedtime for a rejuvenating treatment that leaves no stains on your bedding.

The L'Oréal Paris Hyaluron Serum is designed for dry, dehydrated, and tired hair. With hyaluronic acid, it cushions your hair and enhances its movement without weighing it down. You can expect a thickening of the hair fibre by 9% and an impressive boost of moisture—up to 10 times more. This serum not only invigorates your hair but also gives it a long-lasting fragrance for up to 72 hours, making it a perfect addition to your hair care routine.

The Hyloren Hair Smoothing Serum offers a revolutionary way to maintain beautifully straight hair. Its advanced formula ensures long-lasting straightening results while smoothing frizzy ends and restoring natural shine without any oily residue. With deep moisturisation from hyaluronic acid, your hair will feel refreshed and manageable. Additionally, the innovative polymer technology protects your hair during heat styling, enabling you to achieve that perfect straight hair look with less effort and time.

TRESemmé Leave-In Cream Serum provides all-day hydration where your hair needs it most. Formulated with Hyaluronic Acid, it locks in moisture, offering up to three times extra smoothness. This salon-inspired treatment ensures that your hair feels luxuriously soft and remains hydrated throughout the day. With careful selection of ingredients, you can trust that your hair receives the best possible care, making it easier for you to achieve your desired style with confidence.