Magnesium Glycinate vs Citrate for Sleep: One Has a 155-Person Trial, the Other None We Found
Which magnesium form has sleep trials? Glycinate, oxide and threonate do; citrate has none we found. Doses as studied and who should ask first.
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Vitamin D deficiency: what ‘low’ means in ng/mL, who is at risk and when a test is worth it
Under 12 ng/mL is deficiency, 20+ is adequate. Who is at risk, when a 25-OH test makes sense, how much vitamin D is safe, plus food, sun and supplements.
