Vitamin D is not only a vitamin, but also a hormone that is synthesised in the skin under the influence of ultraviolet radiation.
Functions of vitamin D:
- Bone and dental health
- Regulation of the immune system
- Insulin secretion
- Feeling and mood
Norms:
- Optimal level: 75-125 nmol/L (30-50 ng/mL)
- Insufficiency: 50-75 nmol/L
- Deficīts: <50 nmol/L
Symptoms of deficiency:
- Bone and muscle pain
- Constant fatigue
- Frequent colds
- Hair loss
Dr Caune monitors vitamin D levels and prescribes individual doses according to the laboratory results. The prophylactic dose for adults is usually 800-2000 IU/day; therapeutic doses are individually determined based on measured 25(OH)D levels and clinical status.