Yes, L-Carnitine supports fat metabolism, helping the body utilize stored fat for energy and supporting weight management when combined with diet and exercise
In another study, six weeks of 1000 mg NR supplementation per day for CKD patients improved mitochondrial metabolism, yet no effects were observed in the physical endurance of skeletal muscle 315
Skin Repair Pathways MMP/TIMP, Collagen & Elastin (PMC, 2015) A focused review of GHK as a modulator of multiple skin regeneration pathways published in PMC confirmed that GHK-Cu stimulates both synthesis and breakdown of collagen and glycosaminoglycans, and modulates the activity of matrix metalloproteinases (MMPs) and their inhibitors (TIMPs)
L., and Storm, M
(2021) Glycine and N-acetylcysteine (GlyNAC) supplementation in older adults improves glutathione deficiency, oxidative stress, mitochondrial dysfunction, inflammation, insulin resistance, endothelial dysfunction, genotoxicity, muscle strength, and cognition: Results of a pilot clinical trial