HealthAid Vitamin D3 1000IU Oral Spray is a convenient vegetarian-friendly supplement that provides vitamin D in an easily absorbable spray form. This 20ml oral spray delivers cholecalciferol (vitamin D3) to help maintain healthy bones, teeth and immune function through improved calcium absorption. Vitamin D3 plays an essential role in calcium absorption and utilization in the body, contributing to bone health and immune system function. The oral spray format allows for quick absorption and is ideal for those who have difficulty swallowing tablets. This supplement is particularly beneficial for people with limited sun exposure or increased vitamin D needs. The spray delivery system provides a measured dose of 1000IU vitamin D3 per spray.