Guanjie Biotech focuses on the research and development and production of high-quality natural plant extracts and functional nutritional raw materials, and provides a variety of anti-aging products. These products combine scientific research results to support cell health, delay aging, and improve vitality. The following are Guanjie Biotech's core anti-aging products. NMN, NMNH, NR, Urolithin A, Spermidine and Resveratrol, etc.#nmn #nmnh #nr #urolithina #spermidine #resveratrol #plantextract