Definition: "An ergogenic aid is any substance or phenomenon that enhances performance "

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Vitamin K

High intake of vitamin K1 keeps bones strong (and muscles too) 03.02.2023
Covid-19 | Vitamin K increases survival chances 01.07.2021
Diet lacking vitamin K1 makes knee joint susceptible to arthritis 14.04.2015
You'll live longer if your diet contains lots of vitamin K 20.05.2014
Animal study: vitamin K supplementation reduces fat 30.06.2012
More vitamin K2, more testosterone 08.11.2011