Active form and high absorption. Cholecalciferol is the active form of Vitamin D3, so it provides superior absorption compared to regular Vitamin D3. When taken directly in this format it works more quickly and can be delivered in lower concentrations. Vitamin D3 in liquid filled hard shell capsule form is easy to swallow and convenient to take. Some research indicates that vitamin D3 in liquid filled capsule form is more highly bioavailable than powdered or tablet forms. Activates the immune system. In general, vitamin D3 functions to activate the immune systems, improve immunity and increase circulation. Vitamin D3 helps enhance calcium absorption by regulating concentrations of calcium and phosphorus in the body to provide essential support for bones and teeth. Vitamin D3 (termed the 'sunshine vitamin') is the same biologically active form of Vitamin D you get from the sun's UVB rays. With this complex, you'll get the benefits without the burn. At INLIFE Healthcare, we take pride in providing just the right number of high-quality ingredients for maximum results - no more, no less. Just one small, easy-to-swallow liquid filled hard shell capsule per day provides 600 IU of D3, helping you support strong bones and healthy immune system. Our Vitamin D3 is encapsulated in liquid filled hard shell capsules that are having many advantages over soft gels. It contains 4-5 times less gelatine, requires no other additives, consists of water and gelatine only, are stable in hot climates thereby do not stick together and become gluey like soft gelatine capsules, will disintegrate faster due to the capsule wall being 5 times thinner than the walls of soft gelatine capsules, less product migration into the shell, less diffusion of odours. Consider ordering one bottle for yourself and another for a friend or loved one. Keep each other motivated and reach your goals together and more quickly. INLIFE Healthcare stands by every quality product they make. We manufacture only premium