The Effect of Fat on Vitamin D Absorption

The Effect of Fat on Vitamin D Absorption After a Single Oral Dose

The purpose of this study is to evaluate the absorption of dietary supplement of vitamin D3 (cholecalciferol), through the variation of 25 (OH) D levels, as the fat content of the meal associated with the administration of the supplement.

Inclusion Criteria:

Residents of the hospital clinics of Porto Alegre

Exclusion Criteria:

• Don't drink milk
• Obesity
• Malnutrition
• Liver disease
• Kidney disease or diabetes
• Use of dietary supplements containing calcium and vitamin D
• Medications
• Anticonvulsants
• Barbiturates, or steroids.
• Having performed a journey the last four months to locations near the Earth's equatorial plane, due to sun exposure that may have occurred during this period, or vacations planned during the study period.