Health Aid Vitamin D3 1000IU Oral Spray is a convenient supplement that provides essential vitamin D3 in an easily absorbable spray form. This 20ml oral spray helps maintain healthy bones, teeth and immune function through proper calcium absorption and utilization. Vitamin D3 (cholecalciferol) is crucial for calcium absorption and bone health. The spray format allows for quick absorption through the mouth's soft tissues. This supplement is particularly beneficial for those with limited sun exposure or increased vitamin D needs. Regular supplementation helps maintain normal blood calcium levels and supports overall immune system function. The oral spray format provides an alternative for those who have difficulty swallowing tablets or capsules.