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Without intrinsic factor, vitamin B12 absorption is significantly impaired, which is why vitamin B12 deficiency is more common in individuals with gastrointestinal disorders that affect intrinsic factor production or absorption
(2025) 135(21):e186652
Therefore, supplementation with UA 6 to 8 h before exercise may optimize its benefits
What this is not: a self-selection menu where you pick whichever sounds better
Metabolic benefits beyond weight loss Weight loss is the headline, but both medications produce metabolic improvements that extend far beyond the number on the scale
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