Authors conclusions: Low quality evidence shows oral and IM vitamin B 12 having in terms of normalizing serum vitamin B similar effects 12 levels, but
Cc nghin cu v chut kim tra tm quan trng ca vitamin A i vi sinh sn ca nam gii ch ra rng s thiu ht s ngn cn s pht trin ca cc t bo tinh trng, gy v sinh Tng t nh vy, cc nghin cu trn ng vt cho thy rng s thiu ht vitamin A con ci c th nh hng n qu trnh sinh sn bng cch lm gim cht lng trng v nh hng n qu trnh lm t ca trng trong t cung ph n mang thai, vitamin A cng tham gia vo qu trnh tng trng v pht trin ca nhiu c quan v cu trc chnh ca thai nhi, bao gm b xng, h thn kinh, tim, thn, mt, phi v tuyn ty
B12 shots for malabsorption or dietary restriction Vegans, vegetarians, older adults, and people with GI conditions (Crohn's disease, celiac disease, pernicious anemia) commonly have inadequate B12 absorption
References Glycyl-L-histidyl-L-lysine
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