GHK-Cu vs NAD+ for Anti-Aging: Where the Evidence Actually Stands Neither therapy has large-scale, long-term randomized controlled trial data in humans for anti-aging endpoints specifically
Li, Y., Wu, P., Xu, H
Two investigators (HW and TG) independently performed the data extraction from each publication using a standardized form: publication data, baseline characteristics of the study population (sample size, sex, age, body mass index (BMI), body weight, abdominal circumference, waist-to-hip ratio, visceral adipose tissue (measured by computed tomography, magnetic resonance imaging, or dual-emission X-ray absorptiometry)), duration of follow-up, weight change during treatment and after treatment discontinuation, description of the weight management group and control group
How to select an agent
Covariates Clinically relevant covariates, known to influence survival and cardiovascular or kidney outcomes, were carefully selected to ensure balanced comparisons between study groups
Asiri YA