Restore & protect your skin with Zelens' Power D Treatment Drops, a high potency, anti-ageing formula rich in Provitamin D & bio-mimetic lipids similar to those found naturally in the skin. Working to replenish & fortify the epidermis, the concentrate expertly restores the skin's natural barrier & boosts resilience; skin is better equipped to combat external aggressors & free radical attacks to maintain a healthy, youthful-looking complexion. Infused with a proprietary botanical complex of powerful plant sterols, the treatment strengthens skin's resistance whilst plumping up for a supple, healthy appearance.