Vitamin D or calciferol. Properties

Vitamin D or calciferol
It acts on bone growth. Allows good assimilation of calcium and phosphorus. It makes possible the absorption of calcium and phosphate from the small intestine, fixed calcium phosphate in the skeleton and promote the proper tooth development and growth in general. It combines with the A.

The main source is the cutaneous synthesis, apart from certain fish oils, egg yolk and some dairy products during the summer.
It is best to take them into pearls in winter.

There is also risk of hypervitaminosis as A.

More information on Vitamins A and D. Risks and dangers

Values of the RDA for men 23 to 50 years of age and their relationship "High Security" / RDA

RDA                                Vitamin                            Security Level
1.4 mg                         Thiamin (B1)                          over 100          
1.6 mg                         Riboflavin (B2)                       over 100
18 mg                          Niacin (B3)                         NE about 100
4-7 mg                  Pantoténico1 acid (B5)                over 100
2.2 mg                       Pyridoxine (B6)                            100
400 ug                       Folic acid (B9)                           over 50
3 ug                             Vitamin B12                             over 100
60 mg                           Vitamin C                              about 100
100-200 ug                  Biotin (B7)                              over 100
5 ug (200 IU)                Vitamin D                              about 10
10 mg-TE (15 IU)         Vitamin E                                over 100
70-140 ug                    Vitamin K                                 over 50
1000 ug RE2                Vitamin A                               around 10 *

about 3 **

NE = Niacin equivalent in

RE = Retinol Equivalence in

TE = Tocopherol

1 = estimate of a safe and adequate level instead of RDA, due to limited available evidence.

2 = is the equivalent of 3333 IU of retinol or 5000 IU vitamin A diet.

* = Relationship between the levels are still considered safe in the vast majority of adults and RDS Standard.

** = Women of childbearing age.

Source: Lamberts medicines.

Related Topics

* Vitamin A, retinol or axeroftol
* Vitamin B1 (Thiamine) and B2 (Riboflavin)
* Vitamin B12 (cyanocobalamin)
* Vitamin B3 or nicotinamide
* Vitamin B9 or folic acid, B10 (PABA), B11
* Vitamin E or tocopherol
* Vitamin K
* Vitamin B4, B5, B6, B7, B8

*Automatic Translation