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For example, athletes with high metabolic demands, vegans who consume no dietary B12, or individuals with chronic malabsorption issues like Crohns disease may find they feel their best with a bi-weekly (every two weeks) injection
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10.1126/science.1059780 97 MaL.GaoY.ChenJ.HaiD.YuJ.TangS.et al (2025)
These targeted treatments can often be completed in minutes and may provide noticeable improvements in energy and well-being
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