QHY Bioengineering Co., Ltd. is one of the leading manufacturers and suppliers of sleep peptide in China. We are committed to providing high quality customized products with competitive price. If you're going to wholesale bulk durable sleep peptide, welcome to get quotation and free sample from our factory.
Products Description
Many people have trouble in falling sleep, but sleep peptides can help. The dsip peptide is popular. This product is a naturally occurring neuropeptide that enhances sleep regulation and reduces physical activity to promote deep sleep. Beyond its effects on sleep, sleep peptide also exhibits stress-protective and analgesic properties. It modulates the stress hormone response, particularly in individuals whose sleep is disrupted by chronic stress or pain, and may improve sleep.

Product Applications
Product application areas
Modulation of sleep structure
The most well-researched property of dsip is its potential to promote delta slow-wave sleep. Research suggests it may shorten sleep onset time, reduce nighttime awakenings and improve sleep continuity for subjects with stress-related sleep disturbance. It generally preservesremsleep cycles. Its biological effect on sleep may persist beyond its short plasma half-life.
HPA axis and stress regulation
Research indicates dsip peptide may modulate the hypothalamic-pituitary-adrenal (HPA) axis and mitigate elevated cortisol triggered by stress. It may help stabilize mood in stress-challenged states.
Pain modulation
Preliminary studies show dsip peptide may alter pain perception via endogenous opioid pathways, though evidence remains limited.
Key Research Highlights
DSIP peptide (sleep peptide)is a lyophilized research peptide focused on sleep and neural mechanism studies. It supports research on deep restorative slow-wave sleep, nighttime arousal reduction, muscle recovery and hormonal balance. Researchers also use it to explore pathways related to cortisol regulation, growth hormone secretion, mood, mental clarity and focus.
We supply DSIP peptide at ≥99% high purity, available in 5mg,10mg per vial. Each batch comes with a COA to guarantee stable results. Store lyophilized powder at -20°C away from light, with a shelf life of 2–3 years. Our stock can be shipped within 10–15 working days after order confirmation.
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