D3-50 50 000 IU from Bio-Tech is used to supplement the vitamin D in the body. It contains a natural form of vitamin D3. Vitamin D is synthesized by direct exposure of the skin to UVB rays in sunlight or consumed in foods. Normal calcium metabolism is dependent upon enough vitamin D. D3-50 50 000 IU from Bio-Tech can help with normal cell growth and development, proper modulation of the immune system, maintaining and improving bone health, and cardiovascular health. It can also help reduce COPD symptoms. In addition, D3-50 50 000 IU from Bio-Tech has the following uses and benefits:

? Approximately 87 percent more potent than vitamin D2 for increasing and maintaining vitamin D in the blood
? Supporting a healthy immune system to reduce the risk of illness and disease
? Supporting proper cardiovascular and neuromuscular health
? Increasing bone strength and aiding in the prevention of osteoporosis and bone fractures