DSIP and Selank nasal sprays

Buy the Sleep & Calm Spray Stack in Canada

You can buy the Sleep & Calm Spray Stack in Canada from Vistara Labs: the 5mg DSIP Nasal Spray and the 10mg Selank Nasal Spray, packed together as two ready-mixed metered bottles. DSIP, delta sleep-inducing peptide, was named for the deep-sleep brain waves it enhanced when it was discovered, and Selank is a Russian-developed peptide studied mainly in anxiety and the stress response. One covers sleep research, the other the calm, unsedated side of stress research. This page sets out the two bottles, the human studies behind each peptide and how we ship the stack across Canada.

Sleep & Calm Spray StackView product →

At a glance: Both bottles are ready-mixed metered sprays in sterile saline, with nothing to reconstitute. You can read the DSIP and Selank certificates of analysis on our Lab Reports page. We send the stack from within Canada by Canada Post Xpresspost, and anything ordered before 3 pm Pacific, Monday to Friday, is dispatched that business day. We deliver to every province, including Ontario, Quebec, British Columbia and Alberta.

Findings

  • 5mg DSIP Nasal Spray, 1987: in 14 middle-aged people with severe chronic insomnia, seven nights of DSIP under double-blind, placebo-controlled conditions brought sleep efficiency up to the level of normal controls, and daytime alertness and performance rose significantly (European Neurology).
  • 10mg Selank Nasal Spray, 2014: in 60 patients with phobic-anxiety and somatoform disorders, Selank showed pronounced anti-anxiety and mild nootropic effects, and the anti-anxiety effect lasted a week after the last administration (Zhurnal Nevrologii i Psikhiatrii).

What is in each bottle?

SprayIn the bottleSprays
5mg DSIP Nasal Spray5 mg in 5 mLAbout 28, 175 mcg each
10mg Selank Nasal Spray10 mg in 5 mLAbout 28, 350 mcg each

The two bottles hold the same volume and give about the same number of sprays, while the DSIP pump carries half the amount per spray of the Selank pump. Both are label figures, and our list of sprays per bottle gives the matching numbers for every spray in the range.

Why are DSIP and Selank studied side by side?

Sleep and the stress response are closely linked research areas, and these two peptides approach them from different directions.

  • DSIP and sleep. DSIP is a chain of nine amino acids, Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu, first characterised by Schoenenberger and Monnier in 1977. A 1994 structural study described it as a charged, water-loving molecule that can still diffuse passively across the blood-brain barrier. In the first human study, in 1981, median total sleep in six volunteers rose 59% within 130 minutes compared with placebo, while behavioural and EEG tests showed no classic pharmacological sedation. A 1986 study of 18 people with chronic insomnia saw both its middle-aged and older groups reach normal sleep values.
  • Selank and calm. Selank is a seven-amino-acid peptide built on tuftsin, a short antibody fragment, with a Pro-Gly-Pro tail added for stability. Its research centres on the GABA system and the slowing of enkephalin breakdown. In 2008, among 62 patients with generalised anxiety disorder and neurasthenia, Selank’s anti-anxiety effect equalled that of the benzodiazepine medazepam, alongside anti-fatigue effects.

The DSIP studies gave it by slow infusion, whereas Selank’s clinical product in Russia is a nasal solution. For the detail on Selank, read Selank and anxiety: the research.

Sleep & Calm Spray Stack or single sprays?

Our guide to peptide nasal spray stacks in Canada sets the Sleep & Calm pair beside the other four spray sets.

Buying the Sleep & Calm Spray Stack in Canada

  • Shipped domestically. Because the parcel starts inside Canada, it clears no customs on its way to any province.
  • Fast dispatch. We pack weekday orders received before 3 pm Pacific the same business day for tracked Xpresspost, which is free on larger orders.
  • Independent testing. DSIP is tested at 99.5% purity and Selank at 99.7%.
  • Payment options. We accept Interac e-Transfer, all major credit cards and crypto (Bitcoin).
  • Refrigerate. Like any peptide in solution, both sprays belong in the fridge once they arrive; storing a peptide nasal spray explains priming too.

Frequently asked questions

What is in the Sleep & Calm Spray Stack?

Two pre-mixed metered bottles: the 5mg DSIP Nasal Spray, about 28 sprays at 175 mcg, and the 10mg Selank Nasal Spray, about 28 sprays at 350 mcg.

What has research on DSIP and Selank shown?

Within 130 minutes of DSIP, median total sleep in six volunteers was 59% higher than on placebo (1981), and in 14 people with chronic insomnia sleep efficiency reached normal levels (1987). Selank matched the anti-anxiety effect of medazepam in 62 patients (2008), and its effect lasted a week after the final administration in 60 patients (2014).

Do the DSIP and Selank sprays need mixing?

No. Both arrive in sterile saline inside sealed metered atomisers, so there is no reconstitution step.

How does the Sleep & Calm Spray Stack ship?

We post it from within Canada with tracked Canada Post Xpresspost, and orders placed by 3 pm Pacific on weekdays go out that day.

Sources: Schoenenberger GA, Monnier M. Proc Natl Acad Sci U S A. 1977. PMID 265572. Schneider-Helmert D, et al. Int J Clin Pharmacol Ther Toxicol. 1981. PMID 6895513. Schneider-Helmert D. Eur Neurol. 1986. PMID 3792404. Schneider-Helmert D. Eur Neurol. 1987. PMID 3622582. Gray RA, et al. Biochemistry. 1994. PMID 8312250. Zozulia AA, et al. Zh Nevrol Psikhiatr Im S S Korsakova. 2008. PMID 18454096. Medvedev VE, et al. Zh Nevrol Psikhiatr Im S S Korsakova. 2014. PMID 25176261.

More on this: Selank peptide: what the research covers.

All products supplied by Vistara Labs are intended for laboratory research use only. They are not drugs, are not approved for human or veterinary use, and are not intended to diagnose, treat, cure or prevent any condition. Nothing on this page constitutes medical advice or guidance for use in humans.

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