I just havent had this much success before
NAD+ is a coenzyme present in every living cell, essential for mitochondrial function, DNA repair, and cellular energy production
Magnesium deficiency impairs sleep quality and insulin signaling
Vitamin C-based products should be used during the day and night to maintain healthy skin
DOI: Published online: July 24, 2025 1 Institute of Medical Research, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea 2 Division of Endocrinology and Metabolism, Department of Internal Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea Correspondence to Seok-Woo Hong, PhD Institute of Medical Research, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 29 Saemunan-ro, Jongno-gu, Seoul 03181, Korea Email: [email protected] Won-Young Lee, MD Division of Endocrinology and Metabolism, Department of Internal Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 29 Saemunan-ro, Jongno-gu, Seoul 03181, Korea Email: [email protected] *Jinmi Lee and Eun-Jung Rhee contributed equally to this work as co-first authors