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Research indicates DSIP enhances delta wave sleep (the deepest, most restorative sleep phase), improves overall sleep quality, supports recovery processes that occur during sleep, and helps restore healthy sleep patterns disrupted by stress, aging, travel, or shift work
While a small portion can be converted into active B12, it may replace the bodys natural stores with inactive B12
2016 Dec
eLife 5 , e11612 (2016)
Behav Neurol 2025:9627699
Deficient synthesis of glutathione underlies oxidative stress in aging and can be corrected by dietary cysteine and glycine supplementation
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