Excess of vitamin intake or vitamin overdose is called hypervitaminosis. It is a condition of high storage levels of vitamin, which can lead to toxicity.
Hypervitaminosis A is an excess of vitamin A, Similarly Hypervitaminosis C an excess of vitamin C, and so on.
High or toxic levels of vitamins occur when you have high supplement intake and when you do not take from dietary sources.
Fougera vitamin A and D ointment can be used on a cat's skin to treat sores. There is no known danger or health risk associated with external use.
Calamansi is very rich in Vitamin C. It also has a lightening ingredient. You can use it as a deodorant :)
Only synthetic vitamins can be harmful if taken in excess. Natural (food-based) vitamins will be flushed out easily by the body if not needed. They are much more easily absorbed, and you are thus more likely to experience health improvements with natural vitamins.
Vitamin D is the vitamin that your body can store because it can be synthesized and stored in fat cells for later use. Vitamin C, on the other hand, is not stored in the body and any excess is excreted through urine.
No more so than the use of a cell phone.
"Vitamin C: The Antioxidant Superhero" "Citrus Showdown: Investigating the Vitamin C Content in Different Fruits" "The Power of Vitamin C: A Study on its Effects on Immune Health" "From Oranges to Supplements: Analyzing the Best Sources of Vitamin C"
Vitamin B is a water soluble vitamin meaning that it is not stored in the body. Your body will use what it needs and flush the remainder out in the urine. Water soluble vitamins need to be replaced on a regular basis. As with any vitamin you should always follow the manufacturers recommended daily dosage. By doing this you will not run into problems. However, Vitamin D being fat soluble, means that it does not get flushed by the kidneys if consumed in excess, and stored within the liver predominantly.
Shark liver oil is rich in vitamin A, which is important for maintaining healthy vision, immune function, and skin health. It also contains some vitamin D, which plays a crucial role in calcium absorption and bone health. The high concentration of these vitamins makes shark liver oil a popular supplement, although its use should be approached with caution due to potential toxicity from excessive vitamin A intake.
Vitamin A.
Vitamin A
Vitamin toxicity can be prevented by minimizing the use of vitamin supplements.
Generally speaking the health of your eyes reflect the health of the rest of you. The lack of vitamin A will damage eyes. It is said you are more likely to use glasses if you read a lot, or even watch tv or use a computer a lot.