Retrospective Assessment of Changes in Perceived Health Status during Continuous Use of a Dietary Supplement

Dietary factors play an important role in human health. Specifically, nutritional interventions may have impact on the hypothalamic-pituitary axis resulting positive health outcomes. A retrospective status survey of 386 respondents was conducted to investigate potential a dietary supplement, NutrifiiTM Renew, for improving various outcomes comparison multivitamin/mineral control group. Among those who ingested 95% reported experiencing at least some improvement one or more categories. Compared group, Renew group earlier and/or greater improvements several categories including sleep, reproductive health, memory, energy/stamina, skin and hair quality, flexibility, exercise recovery feeling rested morning. clear majority (84.9%) consumers noticeable aspect their within month. felt most change week. These were likely due synergistic effects L-arginine, L-citrulline, L-lysine, botanical extracts nitric oxide production, growth hormone (GH) release, sleep quality. The observed elasticity be related increased GH levels IGF-1 production. Overall, these findings suggest that as intervention beyond provided by supplementation alone. Further studies are needed confirm elucidate underlying mechanisms action.