Pay in 4 interest-free payments of $7.35 Learn more
Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
In most cases, B12 deficiency is actually caused by malabsorption rather than low dietary intake
[PubMed: 37364590] Lau DCW, Erichsen L, Francisco AM, et al
Summary: Excessive vitamin B12 intake rarely causes toxicity, but very high levels from supplements or injections may be associated with skin reactions such as acne-like eruptions, though serious adverse effects remain exceptionally uncommon
It increases oxygen flow to the brain and improves the activity of neurotransmitters involved in learning and attention
US$ 26.23
US$ 20.37
US$ 27.49
US$ 28.40
US$ 23.10
US$ 29.26
US$ 26.41
