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High specific activity was also observed in the presence of the alternative substrate -butyrobetaine
Cerebral venous system and anatomical predisposition to high-altitude headache
For people with healthy digestive systems, high-dose oral B12 supplements can be effective for a mild deficiency
Long-term carnitine plus carbohydrate protocols have shown changes in muscle carnitine and exercise metabolism, but broad reviews do not support L-carnitine as a reliable strength, VO2max, lactate, or endurance booster for everyone
Urine methylmalonic acid is thought to be more sensitive than serum methylmalonic acid as a marker, because MMA is more concentrated in the urine than it is in the serum
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