This highly concentrated vitamin c serum for face, neck and decollet is great for skin that is fatigued, acne-prone or dull; powerful actives and anti-ageing anti-oxidants help revitalise tired, drab skin, for a brighter, radiantly clear complexion This bightening serum revitalises your skin, reduce signs of fatigue and brightens your complexion while combating the appearance of fine lines and wrinkles. It is not your average vitamin c face serum beacuse it harnesses the power of optimised, stable vit c serum at 20% concentration. This means it is powerfully active but will not quickly oxidise and degrade over time. It means a simple glass ampoule is sufficient to store and contain it without the need for expensive, bulky air-tight packaging or fiddly glass mono-dose phials. This makes it both effective and cost effective. This potent face serum delivers Vitamin C to the skin to recharge your complexion, and unleash your natural radiance. Vitamin C is one of the pillars of momdern skincare because it makes skin brighter, more even, refreshed and luminous. This antioxidant serum is an anti wrinkle serum, hyperpigmentation treatment and anti aging serum for face, neck and decollet all rolled into one. How to use: Apply daily, morning and/or evening to the whole face, neck and dcollet or use in combination with your daily moisturiser. Use in combination with HYALU Biotic Rehydrating Plumping Gel to unlock extra radiance in your skin and further brighten and enhance your complexion.