I found this brilliant tidbit:
”Vitamin B6 deficiencies have been produced in hospitals patients given a diet considered to be adequate except for this vitamin. They developed mental depression, sore mouths, insomnia, etc [...]. The most tricking abnormality, however, was eczema (seborrheic dermatitis), which appeared first in the scalp and the eyebrows, around the nose, and behind the ears. [...]
When vitamin B6 was given these patients. their condition quickly became normal. [...]
Apparently because of faulty absorption, however, seborrheic dermatitis has not always cleared up, even ...
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