I donate blood and am a vegetarian. My doctor told me I had low iron.

I recently had a medical examination. The only problem that turned up was low iron. I forget the units, but my hemoglobin was 12.1. The doctor told me I should be 14 or more (for men). I hadn't thought I had a problem since I regularly donate blood. I have since found out 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...

Am I lacking a certain vitamin or mineral that I should take to prevent bruising?

I have a question regarding bruising. I am a very active person, but I bruise a lot easier than I've noticed on other people. Also, when I do bruise, bruises stay for quite a while. I have started taking my multivitamin at the recommended dosage, but I am wondering if I am lacking a...

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...

I was pregnant and was not about to take any chances with high vitamin C.

I was pregnant when the issue first came up---about a year ago and believe me, I was not about to take any chances. The high vitamin C dependency makes sense. I know my dad. Any opinion that is not his will be questioned immediately! Thanks again. During pregnancy, the risk of birth defects rises steadily...

Which would you say is better vitamin C in oranges vs. vitamin C in supplements?

Hi! I was wondering if you could help me with an extended essay that I have to write regarding vitamin C in oranges vs. vitamin C in supplements. Which would you say is the better? Do you know of any experiments that I could perform in order to prove which is the better? Thanks...

We have been trying to force these lead-containing calcium products off of the shelves.

Thank you for your common sense approach to calcium supplements. We have been trying to force these lead-containing products off of the shelves or at least to force the manufacturers to disclose the contents to unsuspecting consumers of these products. I am interested in any information that you may have on this topic. Bone meal...

I’ve seen Chromium Picolinate advertised recently as a “metabolism boosting” diet supplement.

I've seen Chromium Picolinate advertised recently as a "metabolism boosting" diet supplement. Is there any merit to this claim? No. Initially there was some speculation that since chromium is a component of the hormone insulin that additional chromium would enhance insulin's ability to break down glucose. Research has not supported this theory.

What supplements would you recommend to promote wound healing and minimize scarring?

What supplements/therapies would you recommend to promote wound healing and minimize scarring for my 6-year-old daughter (50 pounds). She has two 1 to 1.5-centimeter wounds on the bridge of her nose near her eye from a dog scratch. The plastic surgeon used 40 stitches to close them. Thank you. I am sorry to hear about...

I eat loads of carrots when I am stressed. Am I overdosing on beta carotene?

I hope you might be able to answer my dietary query. I have recently lost a lot of weight- over 100 pounds. In order to do this, I have been eating loads of carrots, as I need to eat something when I am stressed, which is quite often. When I recently went to the doctor,...