77 In a controlled trial in 262 men with infertility related to poor sperm number, motility, and morphology, a combination of 1 gram of L-carnitine twice daily plus 20 mg CoQ10 three times daily resulted in greater improvement in sperm motility and a higher pregnancy rate than either supplement alone or placebo
All dosing decisions should be made by a qualified medical professional
However, major expert groups have looked at the research and concluded that: The evidence is not sufficient to show that screening every adult without symptoms for vitamin D deficiency clearly improves outcomes such as fractures, heart disease or cancer
PubMed, Zhou, Dongchen, et al
It is easy to feel overwhelmed when one online forum suggests one ratio while your vial label seems to suggest another
Converting animal dosing to human dosing suggests a dose of around 150 to 200 micrograms