Recent work has highlighted persistent challenges in metabolomics and ML-based biomarker discovery, including variability in sample preparation, platform-dependent effects, and the risk of overfitting in high-dimensional datasets 76,77
The strongest human evidence is topical, including the Leyden 2002 photoaging trial and a 2023 IRB-approved 21-woman topical NEEL gel study reporting an average 28% increase in skin collagen density at 3 months
For precision drawing with an insulin syringe, 1 mg/mL is often preferred because each 0.1 mL (10 units on an insulin syringe) equals 0.1 mg
Pflg ArchEur J Physiol 474(1):2131 Russo I, Frangogiannis NG (2016) Diabetes-associated cardiac fibrosis: cellular effectors, molecular mechanisms and therapeutic opportunities
Topical tranexamic acid, arbutin, kojic acid, and azelaic acid can all be helpful when addressing hyperpigmentation, either instead of hydroquinone or in tandem with it