Metric system. Metric system, international decimal system of weights and measures, based on the metre for length and the kilogram for mass, that was adopted in France in 1795 and is now used officially in almost all countries.
However, if taken in large doses, vitamin D side effects may include: Thirst; Metallic taste in the mouth; Increased urination; Decreased appetite; Weight loss; Constipation; Vomiting; Diarrhea; Itchy skin; Loss of muscle tone; Irritability; Tiredness; Sore eyes; Pain in the bones and joints ...
Vitamin C for eyes. Vitamin C is a health powerhouse. You can find it in fruits like oranges, kiwi, and strawberries, as well as vegetables like broccoli, mustard greens, and peppers. In addition to providing antioxidants, it can also help slow cataracts and provide needed eye vitamins for macular degeneration.