SWhen Vitamin D Needed, Think Absorption More than 40 million adults in the United States have or are at risk of developing osteoporosis
• Vitamin D is a fat-soluble vitamin that is naturally present in very few food.
• Added to others foods and available as a dietary supplement.
• It is also produced endogenously when ultraviolet rays
• from sunlight strike the skin and trigger vitamin D synthesis.
• Vitamin D promotes calcium absorption in the gut and maintains adequate serum calcium and phosphate concentrations to enable normal
• mineralization of bone and to prevent
• It is also needed for bone growth and bone remodeling by osteoblasts and osteoclasts. •Without sufficient vitamin D, bones
can become thin, brittle, or misshapen.
•Vitamin D sufficiency prevents rickets in children and osteomalacia in adults.
VITAMIN D DEFICIENCY :
• Nutrient deficiencies are usually the result of dietary inadequacy, impaired absorption.
• increased requirement, or increased excretion.
• Rickets and osteomalacia are the classical vitamin
• D deficiency diseases.
• Groups at Risk of Vitamin D Inadequacy
• Breastfed infants.
• Older adults.
• People with limited sun exposure.
• People with dark skin or high skin pigmentation.
• People with inflammatory bowel disease.
• People who are obese or who have undergone gastric gastric bypass surgery, people with various disease, Long term sickness and HIV patients have need Vitamin D double then normal people.
The new guidelines recommend different doses of vitamin D for those at risk of vitamin D deficiency:
• Age 0 to 1 year: 400 to 1,000 International Units (IU) daily (2 Sprays)
• Age 1 to 18 years: 600 to 1,000 IU daily (2 Sprays)
• All adults over age 18: 1,500 to 2,000 IU daily (2 Sprays – Twice daily)
• Pregnant or nursing women over age 18: 1,500 to 2,000 IU daily
(2 Sprays – Twice daily)
American Association of clinical Endocrinologists***
While symptoms of toxicity are unlikely at daily intakes below 10,000 IU/day.