A vitamin rich serum that gets down to business. From acne flare-ups to post acne scars the Treatment Serum can handle it all. Harnessing the vital botanical power of Niacinamide, Argan Oil and a B Vitamin Complex to control and prevent breakouts, reduce inflammation and improve skin texture, this serum is serious. Use in the morning or night and let your skin reveal its most beautiful self. 1oz/30ml