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Learn More Lab-Based Phenotypic Blood Test A cutting-edge assessment of lifestyle and longevity performed at your local Quest that measures 9 key blood markers to correlate biological age with risk of all-cause mortality

PMID 26745150

(59(6)):859-861 doi:10.2169/internalmedicine.3695-19

Researchers conduct most studies in preclinical settings, collect limited human data, and have not yet determined long-term systemic effects

Clinical observations show that users report thinking about food less frequently

This suggests that even moderate increases in vitamin B12 levels can reduce the likelihood of testosterone deficiency in men with infertility