12 votes
Accepted

How much Vitamin B12 do you need?

The estimated daily requirement needed to maintain body stores of B12 varies, an estimate being from 2µg to 5µg, more if stores have been depleted in any way. It is estimated that the average person ...
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2 votes

How much Vitamin B12 do you need?

Let me address this point mentioned in the question: "My apothecary person told me 500-1000 µg per day are needed to even start absorbing meaningful quantities by ingestion." This addresses a problem ...
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  • 2,228
2 votes

How to improve your short term memory?

In short, to improve your ability to remember what you did yesterday or today just start by making a conscious effort to recall it on a daily basis. A simple example would to take some notes about ...
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2 votes

Is vitamin B12 in supplements protected from stomach acid?

I haven't found any source that would claim that a normal level of haptocorrin in saliva is a limiting factor for the absorption of vitamin B12 from supplements. On the other hand, haptocorrin ...
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2 votes

Where can I find a (reasonably) reliable guide on supplements?

I consider a guide about dietary supplements reasonably reliable if it is based on recent systematic reviews of studies that agree with each other and does not push supplements to healthy people. The ...
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2 votes

What ingredients in this list are causing my hands to get warm? (improve circulation to my fingers)

The ingredients one by one Sorbitol: An alcohol sugar, and a sugar substitute. However, xylitol has become more widely used because a few type of bacteria (Streptococcus mutans) can process sorbitol ...
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  • 6,596
1 vote

Brain performance suppliments

In addition to Narusan's comment on exercise, it's important to consider diet too. Sometimes a lack of concentration and mental alertness can result from lower-than-usual energy levels, which can in ...
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  • 91
1 vote
Accepted

What ingredients in this list are causing my hands to get warm? (improve circulation to my fingers)

EDIT: Its thoracic outlet syndrome. If I do certain stretches it goes away Old: So I looked into it, and I found those ingredients are actually good for "carpel tunnel" which has been found to be ...
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1 vote

What ingredients in this list are causing my hands to get warm? (improve circulation to my fingers)

Your experience that alcohol warms your fingers and the fact that the drug nifedipine is used in Raynaud's symptoms relief suggest that the mechanism involved in warming fingers is vasodilation. From ...
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1 vote

B12 deficiency and insomnia

Vitamin B12 is involved in the synthesis of melatonin, a hormone that is produced by the pineal gland in mammals and helps to regulate the circadian rhythm and therefore sleep. Thus a B12 deficiency ...
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