Questions tagged [absorption-absorb]

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What protective mechanisms against lead absorption are present in adults but not fully developed in children?

According to this summary, adults typically absorb up to 20% of ingested lead after a meal, whereas children typically absorb up to 50% of ingested lead after a meal. When I search to try to find out ...
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How much food when taking vitamin supplements?

If you want to take a few vitamin supplements but don't have time for a meal, would 50 calories or so of food be good enough? What is the minimum amount of food intake that would be necessary for ...
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Is it safe to eat more Vitamin B than you need?

My uncle who worked in pharmaceutical factory, says it is safe to eat more Vitamin B than you need, because people have limited absorption of Vitamin. Is this ture ?
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Can caffeine be absorbed through the skin? Specifically, do caffeinated soaps boost energy?

I had no idea that caffeinated soap existed! (You really do learn something new everyday)! So apparently these caffeinated soaps are on the market, but are they really all that effective in boosting ...
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What factors control how much water the bowel absorbs?

The lower intestine absorbs water from faecal matter, and uses that as one source of hydration for your body. I assume the bowel has various reasons for deciding when not to do this...and diarrhoea is ...
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When 1mg of B12 (500µg methylcobalamin and 500µg adenosylcobalamin) reaches it's highest level in the blood after oral intake?

I am wondering how does the level of B12 in the blood (veins) looks like over the time, starting oral intake. There are few forms of B12 and I am interested in the ones that are melting well in the ...