What would be the correct way of discussing nutrient intakes in the US?

I am an American dietitian revising a United Kingdom nutrition book for the U.S. public. I was wondering what would be the correct way of discussing nutrient intakes for the general population (the book is designed for the general public). Should I talk about RDAs, USRDAs /RDI, or DRVs? What would be most appropriate? The...

I had surgery on my face. My sister says I should rub vitamin E on the scar.

Good website. I just had outpatient facial surgery to remove a sebaceous cyst. The surgery was done by a plastic surgeon who appears to have a done a good job, leaving only a minor scar. My sister says I should rub vitamin E on the scar and it will disappear. I have also read...

I’m on a cardiac diet with Coumadin therapy – What foods should I avoid?

I'm on a cardiac diet with Coumadin therapy - What foods should I avoid? Coumadin is prescribed to prevent blood clots and increase the amount of time it takes your blood to form a clot. This allows the blood to flow more easily through narrowed blood vessels. You should have a consistent intake of vitamin K...

My doctor father wants me to take a high dose vitamin C supplement. Isn’t it dangerous?

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...

Should a man who eats red meat and supplements with a multivitamin take one that doesn’t contain iron?

Given an active male who eats a well-balanced diet, including red meat, green, leafy vegetables, and whole grains, and, who additionally supplements his diet with a multi-vitamin, should he choose a multi which does not contain iron? I'm suggesting that he is getting plenty of iron in his normal diet. I think I read that...

Who is the RDA designed for?

Who is the RDA's designed for? If a small adult ate enough to get all the nutrients in the RDA, he would be fat. If a very large adult ate exactly his RDA, he might be malnourished. The Recommended Dietary Allowances (RDA) were established to cover the nutritional needs of all normal, healthy people living...

If you eat fruit before your menstrual cycle, do you retain as much water because of potassium?

If you eat a lot of fruit before your menstrual cycle, do you retain as much water because the potassium does something to the salt? Maybe I should eat more fruit. A lot of fruit added to your diet by itself will not reduce premenstrual fluid retention. A lower salt intake will help reduce that...

Do the amounts of the RDA change when you want to slim down?

What is the RDA for fat, cholesterol, sodium, carbohydrates and <proteins? Do these amounts change when you would like to slim down? There is no RDA for fat, cholesterol, sodium or carbohydrate. The RDA for protein is age and gender dependent. Your RDA does not change whether you want to gain or lose weight. Assuming...

What is your opinion of colloidal minerals?

What is your opinion of colloidal minerals? Thanks for your help! Colloidal minerals are molecules of minerals suspended in a liquid. The particles are not dissolved and may carry an electrical charge which enables them to combine with another particle to make a compound and precipitate out as a solid. These electrically charged particles are...

Is chromium recommended for exercise, insulin resistance, sugar consumption?

Is there any relationship between strenuous exercise, chromium and insulin resistance? Would you consider a chromium supplement with a reduction in sugar consumption? What are natural sources of chromium? Does magnesium also factor into this? I exercise treadmill/Stairmaster 6 to 7 days a week and blood sugar recently was up to 160 - 190 ranges. Lower carbohydrate/sugar has...