NAD+ plays a key role in brain function as we get older but as we age, these levels begin to decline
Obstetrical gynecological survey
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Studies have investigated DSIP's effects on gonadotropin release, growth hormone secretion, and other pituitary hormone dynamics in research models, positioning it as a compound of interest in neuroendocrine axis research
Indeed, a small study by Gao et al (2019), involving 6 human participants, reported that a lowered dietary methionine intake may lead to a significant reduction of circulating homocysteine along with reductions in L- cysteine, N- acetyl cysteine, glutathione and a significant increase in circulating riboflavin (vitamin B 2 ) after 3 weeks
doi: 10.1038/s42003-021-02898-1 11 ZhangHXiuMLiHLiMXueXHeYet al