When the blood samples of those people taking glutathione supplements were observed, abnormal thyroid levels were found with low levels of TSH and increased FT3 levels that indicated hyperthyroidism
BMI-for-age z-scores (zBMI) were calculated using the World Health Organization (WHO) growth charts
Dean OM, van den Buuse M, Bush AI, Copolov DL, Ng F, Dodd S, Berk M
Authors ensure that gels/blots used in Figures 1b,c, 2b,c, and S2 adhere to the journal compliance with the digital image and integrity policies
Loren Pickart, who pioneered much of the research, suggested that GHK-Cu levels decrease significantly with age (1), although the exact extent of this decline varies across studies
Cancer history: Growth-promoting peptides require caution in those with cancer history