#FERN-D First Vitamin D supplement in the Philippines; 1,000 IU Pure Vitamin D3 / Cholecalciferol and the brand name is FERN-D. Dr. Michael Hollick , an American Endocrinologist, explained the benefits of Vitamin D in the body. From his book "The Vitamin D Solution" he discussed the Vitamin D can prevent and treat; • Osteoporosis • Heart Disease • Cancer • Diabetes • Insomnia • Depression • Authoimmune Disease • Psoriasis • Arthritis • Other disease, chronic pain and mild ailments Sun exposure is not enough for the body's Vitamin D daily requirement.. Take Fern-D everyday! Legit distributor 💯