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Medical Conditions Leading to Deficiency Several medical conditions interfere with B12 absorption, making b12 injections a necessary treatment
Amino-B12: A potent combination of essential and nonessential amino acids, including glutamine, ornithine, arginine, lysine, and citrulline, along with methylcobalamin (vitamin B12) and lidocaine for comfort
Sometimes it isn't just "getting older." Sometimes your brain is simply asking for a little more hydration
When you lose a substantial amount of body fat, your body produces less oestrogen from this source
An alternative: Measuring urine levels of xanthurenic acid following intake of a high dose of tryptophan
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