Dry and semi-arid conditions around 80-55000000 preserved for years, the Namib Desert is the oldest desert in the world. 1  namib desert namibia. 2  namib desert gecko. 3  namib desert landscape. 4  namib desert footprints. 5  namib desert ballon safari. 6  namib desert fog. 7  namib desert fog beetle. 8  namib desert beetle.
Vitamin D2 is also known as ergocalciferol, and vitamin D3 is also known as cholecalciferol.. This is important for patients who have purchased a dietary supplement that does not indicate the specific type of vitamin D in the product by number but have listed the scientific name.uman beings do not make vitamin D2, and most healthy fish contain vitamin D3. Vitamin D3 is the same price as vitamin D2. Vitamin D3 may be less toxic than D2 because higher concentrations of D2 circulate in the blood when consumed (compared to vitamin D3).
Overview. Vitamin B12, also called cobalamin, is one of 8 B vitamins. All B vitamins help the body convert food (carbohydrates) into fuel (glucose), which is used to produce energy. These B vitamins, often referred to as B complex vitamins, also help the body use fats and protein.itamin B12 is an especially important vitamin for maintaining healthy nerve cells, and it helps in the production of DNA and RNA, the body's genetic material. Vitamin B12 works closely with vitamin B9, also called folate or folic acid, to help make red blood cells and to help iron work better in the body.