Best Hydrating Face Serums of 2025

The E45 Hydrating Face Serum provides an instant 48-hour hydration boost, making it ideal for those with dry or sensitive skin. Its blend of Hyaluronic Acid, microalgae, and sea water helps to restore your skin's natural barrier and keep it moisturised. You will appreciate its gentle, non-greasy formula, which is quickly absorbed and perfect for eczema-prone skin. Applying one or two drops after cleansing easily integrates this serum into your daily skincare routine for optimal results.

The Garnier Hyaluronic Aloe Serum is designed to deeply hydrate your skin, reaching up to 10 layers deep. With 3% Hyaluronic Acid, Aloe Vera, and Glycerin, it effectively replumps your skin, leaving it feeling soft and looking fresh. This serum provides proven effectiveness, ensuring your complexion appears healthier and more radiant over time. Additionally, it promotes a complete skincare routine when paired with Garnier Micellar Water and Moisture Bomb Sheet Mask.

The Eclat Skincare Serum is designed to provide a lasting moisture boost to your skin. With 2.5% hyaluronic acid and nourishing vitamins B5 and E, this serum helps combat dryness and dullness, leaving your skin visibly plumper and smoother. It dramatically improves ten signs of ageing and dehydration, including fine lines and wrinkles, which can enhance your complexion's overall radiance. Additionally, the powerful antioxidants in the formula work to fade hyperpigmentation, ensuring your skin looks vibrant and youthful.

The Simple Hyaluronic Acid Serum is an exceptional choice for those with dry or sensitive skin. It effectively locks in moisture, making your skin instantly softer and smoother. With the power to hydrate for up to 72 hours, this serum ensures that your skin feels refreshed and revitalised. Its unique formula, containing 95% naturally derived ingredients, helps calm dryness and maintains a plump, moisturised appearance. Enjoy a non-greasy and non-sticky texture, making it a delight to use daily.

The INKEY List Hyaluronic Acid is a hydrating super serum designed to enhance your skincare routine. Formulated with 2% multi-molecular Hyaluronic Acid, it effectively binds moisture to your skin, providing instant and lasting hydration. This serum is suitable for all skin types and has a non-sticky texture, making it easy to apply. By using it, you can combat dry skin, improve the appearance of fine lines, and maintain a healthy skin barrier, giving you a plump and smooth complexion.

The CeraVe Hydrating Serum is expertly developed with dermatologists to provide essential nourishment for all skin types. It features three vital ceramides that help protect your skin's natural barrier, ensuring it stays healthy and resilient. The lightweight formula, infused with hyaluronic acid, can be used on its own, layered under a moisturiser, or as a makeup base, offering versatility in your skincare routine. Thanks to MVE Technology, this serum locks in moisture, delivering 24-hour hydration to keep your skin feeling supple and refreshed.

The BYOMA Hydrating Serum is an ultra-lightweight facial serum designed to boost moisture and enhance your skin's barrier function. Enriched with a Tri-Ceramide Complex, it helps to improve the appearance of your skin's radiance, leaving it feeling smooth and soft. The combination of squalane and glycerin replenishes your skin's moisture levels, offering both instant hydration and lasting results. Being dermatologist tested, this serum is suitable for all skin types, ensuring a safe and effective addition to your skincare routine.

The COSRX Snail Mucin Essence is formulated with 96.3% snail secretion filtrate, which rejuvenates and repairs your skin, combating dryness and signs of ageing. Its lightweight texture absorbs quickly, providing you with a natural glow and long-lasting hydration without feeling heavy. The key ingredient, Mucin, delivers deep moisture, making it perfect for those with dehydrated or damaged skin. Plus, the essence is ethically sourced, ensuring no snails are harmed in the process.

The e.l.f. Holy Hydration! Serum is designed to restore your skin's bounce and provide intense hydration. With 1.7% hyaluronic acid, it delivers a powerful moisture boost that is perfect for dry skin. You will notice a fresh, plump complexion as it quenches your skin’s thirst. This gel serum is easy to apply; just add 3-5 drops to your freshly cleansed face, and it absorbs quickly. For best results, follow up with the Hydro Gel moisturiser for even more bouncy, hydrated skin.

The d'alba Truffle Serum is a versatile facial mist that offers instant hydration and a radiant glow. With just one spritz, you can refresh your skin throughout the day, ensuring you look vibrant and dewy. It is perfect for use before or after makeup, providing a luxurious boost to your routine. This product helps you achieve that coveted glass skin look, enhancing your complexion effortlessly. Its non-comedogenic formula makes it suitable for all skin types, ensuring everyone can enjoy its benefits.