We read the studies so you can skip the headlines. Each summary notes what the research actually supports — and where the evidence is still thin.
How red and near-infrared light acts on cytochrome c oxidase to change cellular energy production — and what the randomized trials in Hashimoto's thyroiditis actually found.
Source: Lasers in Surgery and Medicine / Journal of Biophotonics
A review of glutathione synthesis and recycling, its central role in hepatic detoxification, why levels fall with age and illness, and which oral strategies actually raise body stores.
Source: Biochimica et Biophysica Acta / European Journal of Nutrition
A review of NAD+ biology — its role in energy metabolism, sirtuin signaling, and DNA repair — and the randomized human data on nicotinamide riboside supplementation.
Source: Nature Reviews Molecular Cell Biology / Nature Communications
Standard cholesterol panels miss particle number and size. We review what ApoB and Lp(a) add to cardiovascular risk assessment, and when they are worth ordering.
Source: Journal of Clinical Lipidology
Evening light exposure shifts melatonin onset. A look at the controlled trials behind amber lenses, screen filters, and realistic expectations for sleep quality.
Source: Sleep Medicine Reviews
Withania somnifera shows modest cortisol reduction in randomized trials. We cover dosing used in studies, standardization, and who should avoid it.
Source: Journal of Ethnopharmacology
Anabolic resistance means older adults need more protein per meal to trigger muscle synthesis. What the leucine-threshold literature actually supports.
Source: American Journal of Clinical Nutrition
Low-intensity aerobic volume remains one of the most reliable levers for metabolic health. How to find your zone without a lab test.
Source: Medicine & Science in Sports & Exercise
Absorption and tolerability differ meaningfully between salts. A practical comparison of the forms with human data behind them.
Source: Nutrients