Depression is a mental disorder, but at some times is not treated as one. Depression is never to be taken lightly, and should always be taken very seriously.    Some symptoms of depression are:   - Lack of interest in normally enjoyable activities.
IU (international unit): An international unit (IU) is an internationally accepted amount of a substance. This type of measure is used for the fat-soluble vitamins (such as vitamins A, D and E) and certain hormones, enzymes, and biologicals (such as vaccines).The definition of an international unit (IU) is generally arbitrary, technical, and eminently forgettable.For example, an IU of vitamin E is the specific biological activity of 0.671 milligrams of d-alpha-tocopherol. Nonetheless, most IUs are quite handy and helpful in use as a means of standardizing measures.he definition of an international unit (IU) is generally arbitrary, technical, and eminently forgettable. For example, an IU of vitamin E is the specific biological activity of 0.671 milligrams of d-alpha-tocopherol.
Sweet potatoes are one of the richest sources of vitamin A. International units, or IU for short, are a unit of measure for certain fat-soluble vitamins. This type of measurement accounts for biological activity of the vitamin, not just the quantity by weight, such as a micro-or milligrams, like most other vitamins.Sweet potatoes only have a couple different vitamins that are measured in IUs, but your favorite starchy side also has high amounts of other vitamins.hile the amount of vitamin A in a sweet potato is way over your recommendation, getting large amounts of the vitamin from foods isnât generally an issue. The vitamin becomes toxic if you take large doses in supplement form.