Best Peptide Nasal Sprays in Canada (2026): Every Spray by Research Area
The best peptide nasal spray is the one matched to your research question, and Vistara Labs carries 17 ready-mixed peptide nasal sprays in Canada across six research areas: cognition and focus, calm and sleep, recovery and repair, skin, libido and bonding, and metabolic and cellular energy. Every spray arrives pre-mixed in sterile saline in a sealed metered pump that delivers 0.175 mL per press, so there is nothing to reconstitute. This guide lists every spray by research area, with what is in each bottle, the amount per spray and the number of sprays per bottle, plus the five spray stacks and the guide to read next for each one.
At a glance: 17 single and blended nasal sprays and 5 spray stacks, all ready-mixed, with certificates of analysis on our Lab Reports page, shipped from within Canada by Canada Post Xpresspost, with same-business-day dispatch on orders placed before 3 pm Pacific, Monday to Friday. We deliver to every province, including Ontario, Quebec, British Columbia and Alberta.
Findings
- Every Vistara Labs nasal spray uses the same metered pump, 0.175 mL per press, so the amount per spray depends only on how much peptide is in the bottle.
- The 5 mL bottles hold about 28 sprays and the 10 mL bottles about 57 sprays (the 2 mg oxytocin bottle holds about 29).
- Several compounds were studied as nasal sprays in human research: intranasal oxytocin caused a substantial increase in trust between people (Kosfeld, Nature, 2005), and intranasal PT-141 produced a statistically significant response versus placebo, with onset at about 30 minutes (Diamond, Int J Impot Res, 2004).
- Intranasal Semax changed the brain’s default mode network on fMRI within 20 minutes compared with placebo in 24 healthy volunteers (Lebedeva, Bull Exp Biol Med, 2018).
Which peptide nasal sprays are studied for cognition and focus?
| Spray | In the bottle | Sprays and amount per spray |
|---|---|---|
| Semax Nasal Spray, 10 mg | 10 mg in 5 mL | About 28, 350 mcg each |
| Semax Nasal Spray, 20 mg | 20 mg in 10 mL | About 57, 350 mcg each |
| Selank + Semax Nasal Spray | 10 mg Selank and 10 mg Semax in 10 mL | About 57, about 175 mcg of each |
Semax is a seven-amino-acid analogue of the 4 to 10 fragment of adrenocorticotropic hormone (ACTH). Its research centres on attention, memory, learning and brain-derived neurotrophic factor (BDNF). The Selank + Semax spray puts the activating and calming peptides of the cognitive line in one bottle.
Read next: Buy Semax Nasal Spray in Canada and Buy Selank + Semax Nasal Spray in Canada.
Which peptide nasal sprays are studied for calm and sleep?
| Spray | In the bottle | Sprays and amount per spray |
|---|---|---|
| Selank Nasal Spray, 10 mg | 10 mg in 5 mL | About 28, 350 mcg each |
| Selank Nasal Spray, 20 mg | 20 mg in 10 mL | About 57, 350 mcg each |
| DSIP Nasal Spray | 5 mg in 5 mL | About 28, 175 mcg each |
Selank is studied for a calmer, steadier state without sedation, with work on the stress response, anxiety and GABA signalling. DSIP (delta sleep-inducing peptide) is studied for deep sleep, delta-wave activity and circadian rhythm.
Read next: Buy Selank Nasal Spray in Canada, Buy DSIP Nasal Spray in Canada and Peptides for Sleep: What the Research Shows.
Which peptide nasal sprays are studied for recovery and repair?
| Spray | In the bottle | Sprays and amount per spray |
|---|---|---|
| BPC-157 Nasal Spray | 10 mg in 5 mL | About 28, 350 mcg each |
| TB-500 Nasal Spray | 10 mg in 5 mL | About 28, 350 mcg each |
| BPC-157 + TB-500 Nasal Spray | 10 mg BPC-157 and 10 mg TB-500 in 10 mL | About 57, 350 mcg each (175 mcg of each peptide) |
| KPV Nasal Spray, 10 mg | 10 mg in 5 mL | About 28, 350 mcg each |
| KPV Nasal Spray, 20 mg | 20 mg in 10 mL | About 57, 350 mcg each |
BPC-157 research centres on tendon, ligament, muscle and gut-lining repair. TB-500 is a research form of thymosin beta-4, studied for cell migration, wound healing and new blood-vessel growth. KPV is a three-amino-acid fragment of alpha-MSH studied for inflammatory signalling.
Read next: Buy BPC-157 Nasal Spray in Canada, Buy TB-500 Nasal Spray in Canada, Buy BPC-157 + TB-500 Nasal Spray in Canada and Buy KPV Nasal Spray in Canada.
Which peptide nasal sprays are studied for skin?
| Spray | In the bottle | Sprays and amount per spray |
|---|---|---|
| GHK-Cu Nasal Spray | 100 mg in 10 mL | About 57, 1.75 mg each |
| GLOW Nasal Spray | 50 mg GHK-Cu, 10 mg BPC-157 and 10 mg TB-500 in 10 mL | About 57, about 1.23 mg each |
| KLOW Nasal Spray | 50 mg GHK-Cu and 10 mg each of BPC-157, TB-500 and KPV in 10 mL | About 57, 1.4 mg each (875 mcg GHK-Cu, 175 mcg of each other peptide) |
| Melanotan II (MT-2) Nasal Spray | 10 mg | About 28, 350 mcg each |
GHK-Cu is a copper peptide studied for collagen and elastin production, skin firmness, wound healing and hair growth. GLOW and KLOW add the repair peptides, and KLOW adds KPV for inflammation research. Melanotan II is a lab-made version of alpha-MSH studied for melanin production and pigmentation.
Read next: Buy GHK-Cu Nasal Spray in Canada, Buy GLOW Nasal Spray in Canada, Buy KLOW Nasal Spray in Canada and Buy Melanotan II Nasal Spray in Canada.
Which peptide nasal sprays are studied for libido and bonding?
| Spray | In the bottle | Sprays and amount per spray |
|---|---|---|
| PT-141 Nasal Spray, 10 mg | 10 mg in 5 mL | About 28, 350 mcg each |
| PT-141 Nasal Spray, 20 mg | 20 mg in 10 mL | About 57, 350 mcg each |
| Oxytocin Nasal Spray, 2 mg | 2 mg in 5 mL | About 29, about 70 mcg each |
| Oxytocin Nasal Spray, 4 mg | 4 mg in 10 mL | About 57, about 70 mcg each |
| Oxytocin Nasal Spray, 10 mg | 10 mg in 10 mL | About 57, about 175 mcg each |
| Kisspeptin Nasal Spray | 10 mg in 5 mL | About 28, 350 mcg each |
PT-141 (bremelanotide) acts on melanocortin receptors in the brain and is studied for desire and arousal. Oxytocin is studied for trust, social bonding and the stress response, and most published oxytocin research uses a nasal spray. Kisspeptin sits at the top of the reproductive hormone axis and prompts the release of LH and FSH.
Read next: Buy PT-141 Nasal Spray in Canada, Oxytocin Nasal Spray: What the Human Research Shows and Buy Kisspeptin Nasal Spray in Canada.
Which peptide nasal sprays are studied for metabolism and energy?
| Spray | In the bottle | Sprays and amount per spray |
|---|---|---|
| NAD+ Nasal Spray, 250 mg | 250 mg in 5 mL | About 28, 8.75 mg each |
| NAD+ Nasal Spray, 500 mg | 500 mg in 10 mL | About 57, 8.75 mg each |
| CJC-1295 + Ipamorelin Nasal Spray | 5 mg CJC-1295 (no DAC) and 5 mg Ipamorelin in 5 mL | About 28, 350 mcg each (175 mcg of each peptide) |
NAD+ is the coenzyme at the centre of cellular energy production, studied for mitochondrial function, DNA repair and sirtuin activity. CJC-1295 and Ipamorelin are the classic growth-hormone pairing: CJC-1295 signals the pituitary to release growth hormone and Ipamorelin amplifies the pulse.
Read next: Buy NAD+ Nasal Spray in Canada and Buy CJC-1295 + Ipamorelin Nasal Spray in Canada.
Which peptide nasal spray stacks are there?
- Cognitive Clarity Spray Stack: 10 mg Semax, 10 mg Selank and 250 mg or 500 mg NAD+ sprays, for cognitive and cellular-energy research.
- Sleep & Calm Spray Stack: 5 mg DSIP and 10 mg Selank sprays, for sleep regulation and stress-response research.
- Repair & Recovery Spray Stack: the 20 mg BPC-157 + TB-500 spray and the 10 mg KPV spray, for tissue repair and inflammatory signalling.
- Libido Spray Stack: 10 mg PT-141 and 2 mg or 10 mg oxytocin sprays.
- Libido Trifecta Spray Stack: 10 mg Kisspeptin, 10 mg PT-141 and 2 mg or 10 mg oxytocin sprays.
Our guide to peptide nasal spray stacks in Canada compares all five.
Why are Vistara Labs nasal sprays ready-mixed?
Each spray arrives pre-mixed in sterile saline in a sealed metered atomiser. There is no powder to reconstitute and no bacteriostatic water to buy.
The metered pump fixes the volume of every press at 0.175 mL. Because the volume is fixed, the amount per spray follows directly from the bottle: 10 mg in 5 mL gives 350 mcg per spray, and so does 20 mg in 10 mL. Our page on how many sprays are in a peptide nasal spray shows the arithmetic for every bottle.
The nasal format also matches how several of these compounds were studied. The early human PT-141 studies used an intranasal form, most published oxytocin research uses a nasal spray, and the brain-imaging work on Semax used intranasal Semax (Diamond, 2004; Kosfeld, 2005; Lebedeva, 2018). Like any peptide in solution, a spray is kept refrigerated once it arrives; see How to Store a Peptide Nasal Spray. For the trade-offs between formats, read Peptide Nasal Spray vs Vial.
Product details from vistaralabs.ca, October 2026. Sources: Kosfeld M, Heinrichs M, Zak PJ, Fischbacher U, Fehr E. Oxytocin increases trust in humans. Nature. 2005. PMID 15931222. Diamond LE et al. Double-blind, placebo-controlled evaluation of the safety, pharmacokinetic properties and pharmacodynamic effects of intranasal PT-141, a melanocortin receptor agonist, in healthy males and patients with mild-to-moderate erectile dysfunction. Int J Impot Res. 2004. PMID 14963471. Lebedeva IS et al. Effects of Semax on the Default Mode Network of the Brain. Bull Exp Biol Med. 2018. PMID 30225715.
Where to buy peptide nasal sprays in Canada
- No customs step. Every order ships from within Canada, so sprays travel as ordinary domestic parcels.
- Same-day dispatch. Orders placed before 3 pm Pacific, Monday to Friday, leave the same business day by tracked Canada Post Xpresspost.
- Not in the range? Vistara Labs sources research compounds on request through our contact page.
- The complete guide. Buy Peptide Nasal Sprays in Canada covers ordering, delivery and every spray page.
Vistara Labs supplies all 17 nasal sprays and 5 spray stacks for laboratory research use only, shipped from within Canada to every province.
Frequently asked questions
How many peptide nasal sprays does Vistara Labs sell?
Seventeen ready-mixed nasal sprays across six research areas, plus five spray stacks: Cognitive Clarity, Sleep & Calm, Repair & Recovery, Libido and Libido Trifecta.
How much is in each spray?
Every press of the metered pump delivers 0.175 mL. Most single-peptide sprays deliver 350 mcg per spray; DSIP delivers 175 mcg, GHK-Cu 1.75 mg, NAD+ 8.75 mg and oxytocin about 70 mcg or about 175 mcg depending on the size.
How many sprays are in a bottle?
About 28 sprays in a 5 mL bottle and about 57 sprays in a 10 mL bottle. The 2 mg oxytocin bottle holds about 29.
Do Vistara Labs nasal sprays need mixing?
No. Every spray arrives pre-mixed in sterile saline in a sealed metered atomiser, so no reconstitution and no bacteriostatic water are needed.
Which nasal sprays are for cognition and focus research?
The Semax Nasal Spray (10 mg or 20 mg), the Selank + Semax Nasal Spray and the Cognitive Clarity Spray Stack, which adds Selank and NAD+ sprays to Semax.
Where can I buy peptide nasal sprays in Canada?
Vistara Labs ships all 17 ready-mixed nasal sprays from within Canada by Canada Post Xpresspost, with same-business-day dispatch on orders placed before 3 pm Pacific, Monday to Friday.
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.
