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If fatigue is ongoing, unexplained, or affecting your quality of life, it may be worth exploring whether B12 deficiency is a contributing factor
1 in 10 people aged 75+ and 1 in 20 between 65 and 74 are deficient in vitamin B12
Nature Communications (2025) 11
16 Prime Lab PeptidesPrime Lab Peptides research-peptide purity specifications and certificates of analysis
Diet and Lifestyle Factors Diet: An individual's diet can have a significant influence on how their body responds to a B12 injection
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