For better bone and immune health you may try the Vitamin D-3 5000 IU 240 Capsules from Source Naturals. Our body assimilates Vitamin D-3 (Cholecalciferol) when exposed to sunlight. Exposure of the skin to ultraviolet rays makes it possible for the body to manufacture this vitamin. Sedentary and indoor lifestyles inhibit the production of this vitamin in the body. While it is important to maintain correct levels of phosphorous and calcium in our body‚ many people overlook this need. This Source Naturals supplement maintains the calcium and phosphorous levels in the body and in turn helps maintain better bones‚ teeth‚ muscle strength and overall immune health. Vitamin D-3 deficiency may lead to the degradation of immune health as well as the health of bones. Old age contributes largely for this deterioration. Regular intake of this supplement from Source Naturals‚ especially by older adults plays an important part in improving the overall well-being. This Source Natural supplement is free of yeast‚ dairy‚ soy‚ egg‚ gluten‚ wheat‚ starch‚ salt‚ preservatives‚ artificial color‚ flavor and fragrances. For healthy bones and immune system‚ you may consider using the Vitamin D-3 5000 IU 240 Capsules from Source Naturals. These statements have not been evaluated by the Food and Drug Administration (FDA). These products are not meant to diagnose‚ treat or cure any disease or medical condition. Please consult your doctor before starting any exercise or nutritional supplement program or before using these or any product during pregnancy or if you have a serious medical condition.