DSIP 5mg (Delta Sleep Inducing Peptide)


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High Quality DSIP for sale (Delta Sleep-Inducing Peptide)

Delta sleep-inducing peptide (DSIP) is a nine amino acid peptide that plays various physiological and endocrine roles. It has been associated with altering corticotropin levels, improving sleep patterns, normalizing blood pressure, inhibiting somatostatin secretion, limiting stress, and reducing pain perception. Furthermore, DSIP may have potential applications in the prevention of free radical damage, cancer treatment, and depression.

Role of DSIP in Sleep Regulation

Sleep-Wake Cycle Regulation

DSIP was initially isolated from rabbit brains during slow-wave sleep and has been linked to the regulation of sleep-wake cycles in the central nervous system. The synthesis of DSIP and its specific location within the body remain unknown, but studies have found that DSIP levels are equally high in external tissues as they are in the central nervous system. This suggests that DSIP’s primary function may extend beyond sleep and that it may be produced outside the central nervous system. Animal models indicate that DSIP regulates heart rate, blood pressure, thermogenesis, and the lymphokine system, potentially playing a role in preparing the body for sleep by altering its physiology.

Promotion of Sleep

While research on the mechanism underlying the connection between DSIP and sleep patterns remains conflicting, it is evident that DSIP is related to the onset of sleep. Human studies have shown that DSIP promotes sleep by inducing feelings of sleepiness, shortening sleep onset, and increasing total sleep time by 59% compared to a placebo. However, electroencephalogram (EEG) recordings do not demonstrate sedation, presenting a paradoxical finding. Notably, a significant research study demonstrated that DSIP improved sleep to match that of control subjects in individuals with chronic insomnia. Studies utilizing polysomnographic equipment have revealed that DSIP enhances sleep efficiency.

Potential of DSIP Beyond Sleep Regulation

DSIP is thought to be a hypothalamic hormone with the potential to regulate more than just sleep, similar to how growth hormone influences various aspects of physiology beyond bone and muscle growth. Studies have shown that DSIP restricts the production of somatostatin, a protein produced in muscle cells that inhibits muscle growth. Similar to the effects of GHRP6, DSIP increases growth hormone activity, promoting muscle growth and enlargement. These findings have led researchers to hypothesize that DSIP may have a broader regulatory role in human physiology, extending beyond sleep promotion.

DSIP and Pain Perception and Relief

Research in rats suggests that DSIP may activate opioid receptors, resulting in a dose-dependent reduction in pain sensations. While opioids and DSIP act on the same receptors in the central nervous system (CNS), DSIP does not induce the same level of dependency associated with opioid medications. A preclinical trial in humans demonstrated that DSIP significantly reduced pain perception and improved mood. Additionally, DSIP exhibited the ability to mitigate pain rebound and other withdrawal symptoms that often occur after discontinuing long-term pain therapy, indicating its potential usefulness in patients who are physiologically dependent on other pain medications.

DSIP Potential in Cancer Prevention

While most cancer research focuses on treatment after diagnosis, there is growing interest in preventive strategies. Cancer vaccines aim to eliminate cancerous cells by stimulating the body’s immune system. In mouse studies, DSIP has shown promise as a potential preventive measure for cancer. Mice injected with DSIP on a consistent monthly basis demonstrated a 2.6 times lower tumor development rate and a 22.6% decrease in chromosomal defects in bone marrow. These findings suggest that DSIP may be more effective in preventing cancer compared to existing vaccines.

Data on our DSIP for sale

CAS Number: 62568-57-4

Formula: C35H48N10O15

Sequence: N-Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu-C

Molar Mass:  848.81 g/mol

Class: Neuropeptide

Storage: Keep refrigerated upon reconstitution.

  • Lyophilized sample in sterile glass vial.
  • Minimum 98% pure.
  • 5mg DSIP peptide per vial.
  • Diluent and laboratory supplies not included.

This preparation is for in vitro laboratory research purposes only by licensed professionals and is not approved by the FDA for bodily introduction of any kind into humans or animals. DSIP / Delta Sleep Inducing Peptide is not a drug, food, supplement, or cosmetic and may not be misbranded, misused, or mislabeled as a drug, food, supplement or cosmetic. 


DSIP plays a role in the regulation of circadian rhythm. It also influences the secretion of adrenocorticotropic hormone (ACTH), luteinizing hormone (LH), and Growth Hormone.

Delta sleep has been shown to improve physical health as well as cognitive function. Delta brainwaves are associated with memory, attention span, and reaction time.

At higher doses, DSIP has been reported to cause headaches, nausea, dizziness, or fatigue.

Why buy DSIP peptide from Sports Technology Labs?


If you are trying to figure out where to buy DSIP peptide, there are many options out there. To buy Delta Sleep Inducing Peptide from a randomly selected company is dangerous. Most companies with peptides for sale, sad to say, do not test their products or hide their certificates or contact information for their third party labs from customers. What can they be hiding?

At Sports Technology Labs you can find the best peptides for sale anywhere on the internet. When you buy peptides from Sports Technology Labs you are choosing the highest quality ingredients.

Pure compounds tested and certified by accredited American third party labs that accept phone calls to verify the validity of their certificates. Our products come lyophilized in glass bottles and are stored in refrigeration to prevent degradation in storage. We run a transparent business, with no discreet payment methods necessary and no misrepresentation of our products, only the highest quality research chemicals available online, secured by our 60-day money-back guarantee. 

For orders totaling $149 or more, we offer free shipping. If you’re in a hurry to receive your products, we also provide express shipping options. Additionally, customers who sign up for our email list receive a 10% discount, and an additional 10% off when paying with cryptocurrency.

Sports Technology Labs is the best place to buy DSIP online because of our consistent, verifiable high quality products, safe bottling and packaging, fast shipping, and great customer service. That’s why we’re confident in our claim that we offer the best DSIP for sale on the market today. And if you have any questions about our DSIP and other products, you can also contact us and we’ll respond as soon as possible.


1. Yehuda S, Carasso RL. DSIP–a tool for investigating the sleep onset mechanism: a review. Int J Neurosci . 1988 Feb;38(3-4):345-53. doi: 10.3109/00207458808990695. PMID: 3286557.

2.  Schneider-Helmert D, Gnirss F, Monnier M, Schenker J, Schoenenberger GA. Acute and delayed effects of DSIP (delta sleep-inducing peptide) on human sleep behavior. Int J Clin Pharmacol Ther Toxicol. 1981 Aug;19(8):341-5. PMID: 6895513.

3.  Schneider-Helmert D. Effects of delta-sleep-inducing peptide on 24-hour sleep-wake behaviour in severe chronic insomnia. Eur Neurol. 1987;27(2):120-9. doi: 10.1159/000116143. PMID: 3622582.

4.  Bes F, Hofman W, Schuur J, Van Boxtel C. Effects of delta sleep-inducing peptide on sleep of chronic insomniac patients. A double-blind study. Neuropsychobiology. 1992;26(4):193-7. doi: 10.1159/000118919. PMID: 1299794.

5.  Koval’zon VM. DSIP: peptid sna ili neizvestnyĭ gormon gipotalamusa [DSIP: the sleep peptide or an unknown hypothalamic hormone?]. Zh Evol Biokhim Fiziol. 1994 Mar-Apr;30(2):310-9. Russian. PMID: 7817664.

6. Nakamura A, Nakashima M, Sugao T, Kanemoto H, Fukumura Y, Shiomi H. Potent antinociceptive effect of centrally administered delta-sleep-inducing peptide (DSIP). Eur J Pharmacol. 1988 Oct 18;155(3):247-53. doi: 10.1016/0014-2999(88)90510-9. PMID: 2853064.

7. Larbig W, Gerber WD, Kluck M, Schoenenberger GA. Therapeutic effects of delta-sleep-inducing peptide (DSIP) in patients with chronic, pronounced pain episodes. A clinical pilot study. Eur Neurol. 1984;23(5):372-85. doi: 10.1159/000115716. PMID: 6548970.

8. Popovich IG, Voitenkov BO, Anisimov VN, Ivanov VT, Mikhaleva II, Zabezhinski MA, Alimova IN, Baturin DA, Zavarzina NY, Rosenfeld SV, Semenchenko AV, Yashin AI. Effect of delta-sleep inducing peptide-containing preparation Deltaran on biomarkers of aging, life span and spontaneous tumor incidence in female SHR mice. Mech Ageing Dev. 2003 Jun;124(6):721-31. doi: 10.1016/s0047-6374(03)00082-4. PMID: 12782416.

9. DSIP Peptide: Exploring its Potential in Sleep Regulation and Stress Management. Peptide Information (2023).

2 reviews for DSIP 5mg (Delta Sleep Inducing Peptide)

  1. James Miller (verified owner)

    10 hours straight of sleep. that’s all I have to say

  2. Ross Gordon (verified owner)

    It works incredibly well. I will definitely order more.

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