RDA & DRI

What B vitamin helps against mosquito bites? One B vitamin called thiamin does in large doses seem to change a person's body odor. But there seem to be inconsistent results as to its effectiveness at repelling mosquitoes. The reason it seems to change body odor is that some excess thiamin is excreted through the skin....

I am doing a practical period in a zoo in Europe. There is a problem with some of their birds because they die of too much iron in their liver. We want to feed the birds a diet that is low in iron. Their diet consists of many different kinds of fruit, perhaps you...

I've just been put on 400 mg of B2, daily, for headaches and was trying to get more information. New treatment for migraines includes 400 milligrams of riboflavin per day. Ask your doctor before beginning as this is a very large dose of riboflavin. You also want to make sure your doctor eliminates other possible...

I am taking a vitamin supplement called carotene with 15 milligrams. The label says it can be converted to vitamin A, maximum 25,000 IU. Also, I take Stresstabs. Is that too much? Carotene is a precursor form of retinol vitamin A that your body uses. It is not as toxic as retinol, but at 25,000...

How effective and safe are Chromium Picolinate and Fenfluramine as appetite suppressants? Chromium Picolinate is sold over the counter as a nutritional supplement. Chromium works with insulin in assisting cells to take in glucose and release energy. Chromium Picolinate has not been shown to cause weight loss and its ability to improve insulin effectiveness has...

My husband recently had a valve replacement. He will be taking Coumadin for the rest of his life. I read your helpful info on vitamin K, but have one more question - are all lettuces equally high in vitamin K? He has been told he can eat some foods as long as it is...

Have you had an opportunity to check out Ideal Health? Also, feel free to contact me via this email account. I look forward to hearing from you. Boy and I thought I had read everything! First, any company that sells supplements is usually not a provider of accurate nutrition info. Typically these companies want to conclude...

What nutrients form our bones? Your bones contain mostly calcium and phosphorus which are minerals that give bone its rigidity. Your bones have the breaking strength of cast iron. In other words, as much pressure as it would take to break a cast iron pan, it would take that much force to break a bone...

I'd like to know what multivitamin contains the highest content of vitamin A, D, E, K. I would like to know where I could find this multivitamin. I cannot recommend one specific brand. In the US, multivitamins usually contain only 100% of the Recommended Dietary Allowances. Usually, only 17 nutrients (protein, vitamin A, D,...