Feb 7, 2026Nitric Oxide and Vascular Health: Beetroot, Citrulline, and Aged Garlic — Evidence ReviewNitric oxide (NO) production declines with age, contributing to arterial stiffness, reduced exercise capacity, and cardiovascular risk. Beetroot nitrate, citrulline, and aged garlic work through complementary NO-enhancing pathways. Stacking them is rational and supported by independent trial evidence.
Jan 16, 2026Citrulline Malate and Nitric Oxide: Exercise Performance Evidence in Older AdultsCitrulline raises plasma arginine and nitric oxide more efficiently than arginine supplementation. Human trials show improvements in exercise capacity, blood pressure, and endurance, particularly relevant for older adults with declining NO production.