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Puntel RL, Nogueira CW, Rocha JBT
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Persistence through initial drowsiness often leads to improved sleep quality and daytime energy once adaptation occurs
An interesting pilot investigation by Lindschinger et al (2019) suggests that bioavailability of B vitamins (vitamin B1, B2, B6, B9 and B12) from food sources is similar to that provided by the same level of supplementation, with the exception of folate/folic acid where supplementation dramatically increased serum B9 level compared to folate from diet
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