Cellular Hydration Serum

Cellular Hydration Serum by Skin Diligent is a high-performance formula designed to replenish moisture, reinforce the skin’s resilience, and restore a plump, luminous, healthy glow.

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Skin Diligent’s Replenishing Hydration Serum

Because radiant skin begins with deep hydration.

This expert serum rebalances the skin’s moisture levels, strengthens its protective barrier, and defends against premature ageing caused by oxidative stress and dehydration.

Powered by hyaluronic acid, magnesium, probiotics and prebiotics, this formula delivers intensive hydration, smoother texture, and visible radiance.

Key Benefits

• Deep hydration: hyaluronic acid and magnesium work together to plump skin and smooth fine lines.
• Barrier-strengthening complex: probiotics, prebiotics and a patented active enhance skin repair and resilience.
• Antioxidant protection: shields against environmental stressors to prevent early signs of ageing.
• Boosts luminosity: evens tone and reduces redness for a naturally healthy glow.

Why choose Skin Diligent’s Hydration Serum?

• Vitamin D receptor booster: helps optimise absorption for firmer, more resilient skin.
• Lightweight gel texture: absorbs fast, perfect for layering and gentle facial massage.
• 99.8% naturally derived: clean formula free from endocrine disruptors.
• Safe for all skin types—even the most sensitive: suitable from age 14, gender-neutral.
• Clinically proven: 100% of testers showed increased hydration within 2 hours.

Key ingredient:

Fermented Grape Extract: This patented biotech ingredient mimics the benefits of vitamin D - without sun exposure. By activating cutaneous vitamin D receptors, it enhances cell health, supports barrier function, and delivers the equivalent of 200 IU of vitamin D when used twice daily. More than just a hydration booster, it improves cellular cohesion, limits permeability, and brightens the complexion with its antioxidant-rich, skin-calming properties.

Natural hydration serum suitable for all skin types.

How to use Skin Diligent Cellular Hydration Serum

Apply morning and evening to slightly damp skin.

Shake before use. Store in a cool, dry place below 25°C. Avoid rubbing this product as it may foam.