







ESPA Optimal Skin Rejuvenating Night Booster Serum is a night serum designed to rejuvenate tired-looking skin. It works overnight to nourish and invigorate the skin with nutrients while you sleep. Use it to transform your day cream or boost night formulas for hydrated, luminous skin.
A saviour for tired-looking skin, this overnight recovery booster nourishes the skin in slumber.
Working while the body's repair processes are at their most active, skin is invigorated with nutrients whilst you sleep.
Upon awakening, revel in your revitalised and radiant-looking complexion.
Designed to transform your day cream or serum into an intensive night time skincare treatment, or boost your night formulas with extra nutrient power for hydrated, luminous skin.
92% agreed their skin felt smoother after using this product.
90% of people agreed the product left their skin visibly more radiant.
86% of people agreed the product helped leave their skin feeling recovered and rejuvenated, on awakening.
Tested on 120 panelists in a 2-week user trial.