Focus Support by Innerbody Labs Best overall, best for brain health, best for memory, and best for studying Photo by Innerbody Research Pros Clinically relevant doses of all 15 ingredients Contains highly concentrated rhodiola and lions mane extracts Ideal balance of caffeine and L-theanine for jitter-free energy Saffron extract is standardized to 2% safranals Third-party tested for safety and purity Caffeine is from organic coffee berries Up to 40% off with a subscription Cons No stim-free version available Doesnt ship outside the U.S., U.K, and Canada Bulk purchases are subscription-only Canadian shipments cant exceed 90-day supplies As weve discussed, nootropic supplements can often fall victim to a handful of shortcomings that might make them inferior choices for your cognitive enhancement

Research applications Research applications In vitro GHRH receptor and GHSR (ghrelin receptor) binding and signaling assays cAMP/PKA pathway and somatotroph activation studies Cellular secretion and endocrine axis modeling Mechanistic combination and dose-response interaction studies For laboratory research use only
Pfeifer H, Conrad M, Roethlein D, Kyriakopoulos A, Brielmeier M, Bornkamm GW et al
10.1016/j.ica.2008.11.003
These blood tests can help determine if youre low on B12 (6)
Symptoms of deficiencyfatigue, weakness, paraesthesia, cognitive impairment, and mood disturbancestypically improve significantly with appropriate replacement therapy