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Some places already have regulations for those things. Regulations are expanding on the drinking water side, too, to address everything from PFAS contamination to salt balances
male factor infertility accounts for about 30% of cases
(1) Groups at Risk of a Potential Vitamin B12 Deficiency Some people are at a higher risk for B12 deficiency, including those who: Have celiac disease, Crohns disease (a gastrointestinal disorder that can impact B12 absorption), or HIV Regularly take antacids, proton pump inhibitors, or other gastric acid inhibitors (these medications reduce gastric acid secretion and can interfere with vitamin B12 absorption, increasing deficiency risk) Follow vegan diets (vegan diets lack sufficient vitamin B12 sources, as B12 is mainly found in animal products) Are exclusively breastfed infants of women on vegan diets (these infants are at risk of B12 deficiency due to low maternal B12 intake)
For most adults, the recommended daily intake of vitamin B12 is However, the recommendation is slightly higher for people who are pregnant or nursing, at 2.6 mcg per day
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