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Retrieved May 26, 2026
Vitamin B12 then joins with a protein known as the intrinsic factor to be absorbed farther down in the small intestine
No matter what a fad diet or product may promise, the fact is that weight loss comes with burning more calories than you take in, so diet and exercise are the main keys to success if you want to lose weight
Can B12 injections cause fatigue initially
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These symptoms often build up slowly, making them easy to overlook
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