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Unlike other vitamins, the absorption of vitamin B12 depends on a protein produced in your stomach, called intrinsic factor
Huang PH, Xirasagar S, Chen JH, Cheng YF, Kuo NW, Lin HC
Enhanced Physical Performance : Improved energy levels can enhance your physical performance, making it easier to stay active and healthy even when the weather is less inviting
However, more research is needed to understand how L-arginine works fully and its potential benefits and risks
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