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Theres no studies, and theres probably not ever going to be studies unless a pharmaceutical company really believes that one could be life-changing
This is because the body absorbs all the nutrients from IV therapy, but only a percentage of vitamins from oral supplements
All between the ages of 40 and 90, both men and women

It influences sleep through several interconnected pathways: Delta wave enhancement: DSIP increases the amplitude and duration of delta waves during Stage 3 NREM sleep, extending the most restorative phase of sleep Circadian rhythm modulation: DSIP interacts with the body's internal clock mechanisms, helping to normalize disrupted sleep-wake patterns Cortisol regulation: DSIP has been shown to modulate cortisol secretion patterns, reducing the elevated nighttime cortisol that disrupts sleep in stressed individuals Serotonin pathway involvement: DSIP influences serotonergic neurotransmission, which plays a role in sleep onset and maintenance Stress buffering: By reducing the physiological stress response, DSIP helps create the neurochemical conditions favorable for sleep initiation and maintenance Research by Schneider-Helmert and Schoenenberger demonstrated that DSIP administration improved sleep quality in patients with chronic insomnia, with particular improvement in sleep onset latency and time spent in deep sleep stages.[2] Clinical Evidence Chronic Insomnia Studies Clinical studies have shown that DSIP improves multiple sleep parameters in patients with chronic insomnia, including reduced time to fall asleep, increased total sleep time, and improved subjective sleep quality ratings.[2] Stress-Related Sleep Disruption DSIP has demonstrated particular efficacy in stress-related sleep disturbances

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