Feb 22, 2026Anemia and Iron Deficiency in Aging: Diagnosis, Causes, and Supplementation EvidenceAnemia affects 10–20% of adults over 65 and is independently associated with frailty, cognitive decline, and mortality. Iron deficiency is the most common cause but is often missed in older adults. Supplementation restores function when deficiency is confirmed — but iron excess is harmful and routine supplementation without deficiency is not indicated.
Feb 18, 2026Eleuthero (Siberian Ginseng): Adaptogen Evidence, Fatigue, and Comparison with RhodiolaEleuthero (Eleutherococcus senticosus) is one of the most studied adaptogens, with Soviet-era and modern research on fatigue, immune function, and physical performance. Evidence quality is moderate; its benefit profile overlaps with rhodiola but with a distinct safety profile.
Jan 12, 2026Rhodiola Rosea for Fatigue: SHR-5 Extract, RSSM Trials, and Adaptogen EvidenceRhodiola rosea (SHR-5 extract) has the most consistent human evidence of any adaptogen for reducing fatigue and improving stress tolerance. Effect sizes are modest but reproducible across multiple RCTs.