Beauty enthusiasts are raving about a ‘revolutionary’ £5 serum designed to combat acne and redness.

The Ordinary’s Niacinamide 10 percent + Zinc one percent formula is a water-based serum that promises to enhance skin brightness, improve skin texture and strengthen the skin barrier over time. It boasts a high 10 percent concentration of Niacinamide (Vitamin B3) and zinc PCA.

This hydrating lightweight serum claims to transform the appearance of the skin in as little as ‘seven days’. On The…