RDA & DRI

You should eat one antacid a day and you will have your daily required calcium, according to my friend's doctor. Is this true or false? True and False. Check the Nutrition Facts label on the antacid. Some antacids (chewable tablets) do contain calcium carbonate which is 40% calcium, but the amounts vary between brand names....

I would like to know what foods are lower in vitamin K that are pure vegetarian (no meat, dairy, eggs). I have a friend who's taking anti-coagulants and needs to reduce vitamin K in her diet. She is a pure vegetarian for ethical reasons but must stay away from soy products, dark leafy green...

My father, a general practitioner doctor who (in my opinion) tends to overmedicate, wants me to take this high dose vitamin C supplement. If I remember correctly, he recommends 50 milligrams a day. Isn't it dangerous to take such a high dose? Thanks. The RDA (Recommended Dietary Allowance) for Vitamin C is 90 milligrams per...

I am becoming concerned about the yellowish - orangish tint that my skin has developed. It is most noticeable on my palms and the pads of my feet, however, my entire body has it to some degree. I made drastic changes to my diet about two years ago. I have since lost 65 pounds and...

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,...

Where can I find a dietitian who is smart about herbal supplements? The Nutrition in Complementary Care dietetic practice group of the American Dietetic Association has an interest in the role of alternative herbal, vitamin and mineral therapies in improving health and preventing disease. Their Find a Comp Care Nutritionist feature will help you locate...

My friend has decided to take large doses of potassium for some reason or another. Now, she has a terrible case of constipation. What are the side effects of too much potassium? Thank you. Your kidneys regulate potassium and depending on the levels in her blood and inside her cells, she is probably excreting the...

I am familiar with the Recommended Dietary Allowance, but I don't really know if I am getting enough from what I eat. Is there any way to find out if I am actually taking in the RDA? One way to know if you are getting the Recommended Dietary Allowance (RDA) for all the nutrients you...

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...

I was recently told I have low saturation levels of iron in my blood, although I am not anemic at the present time. I also have recently been diagnosed with an adrenal tumor that, so far, tests have shown to be benign. I have no systemic indications of malignancy. I'm being followed by a...