--- title: "DSIP Peptide UK - Compare Prices from 127 Suppliers - PeptideSupermarket®" description: "Compare DSIP prices from 127 UK suppliers, from £9.06. Find the cheapest deals, read reviews and save money." url: "https://peptidesupermarket.co.uk/peptide/dsip" site: "PeptideSupermarket®" country: "United Kingdom" --- [Home](https://peptidesupermarket.co.uk) › [Peptides](https://peptidesupermarket.co.uk/compare-peptide-prices-uk) › DSIP Search # DSIP Price Comparison Live prices from 127 UK suppliers, from £9.06, compared side by side so you never overpay. [Neuropeptides & sleep research](https://peptidesupermarket.co.uk/compare-peptide-prices-uk) Prices checked 7 hours ago We compare prices & may earn a commission. Includes a featured placement — not an endorsement. [Full disclosure](https://peptidesupermarket.co.uk/disclosure). Best Price £9.06 Average £26.65 Highest £199.99 You Could Save 95% 89 results 5mg Featured Supplier [Kensington Labs](https://peptidesupermarket.co.uk/suppliers/kensington-labs) DSIP 5mg In Stock 5mg Lab Tested 50 Confidence £24.95 FREE delivery View Deal Compare 89 prices for DSIP. Cheapest: £9.06. Average: £26.65. | Compare | Supplier | Price | Price / mg | Stock | Delivery | Quality | Coupon | Visit | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | 95 Confidence [Owsa Labs](https://peptidesupermarket.co.uk/suppliers/owsa-labs) ★★★★★ 5.0 (15) DSIP 5mg | £24.99 | £5.00/mg | Out of Stock | Free | Lab Tested | — | Visit | | | 95 Confidence [Owsa Labs](https://peptidesupermarket.co.uk/suppliers/owsa-labs) ★★★★★ 5.0 (15) DSIP | £24.99 | £5.00/mg | Out of Stock | Free | Lab Tested | — | Visit | | | 95 Confidence [Zentra Peptides](https://peptidesupermarket.co.uk/suppliers/zentra-peptides) ★★★★★ 5.0 (11) DSIP - 5mg | £25.99 | £5.20/mg | In Stock | Free over £100 | Lab Tested | — | Visit | | | 95 Confidence [BioPlex Peptides](https://peptidesupermarket.co.uk/suppliers/bioplex-peptides) ★★★★★ 5.0 (1) DSIP 5mg | £24.99 | £5.00/mg | In Stock | Free | Lab Tested | — | Visit | | | 95 Confidence [UK SARMs](https://peptidesupermarket.co.uk/suppliers/uk-sarms) ★★★★★ 5.0 (1) DSIP | £49.99 | £10.00/mg | In Stock | Free | Lab Tested | — | Visit | | | 95 Confidence [Midshire Labs](https://peptidesupermarket.co.uk/suppliers/midshire-labs) DSIP | £15.00 | £3.00/mg | In Stock | Free over £50 | Lab Tested | — | Visit | | | 92 Confidence [Pyrox Labs](https://peptidesupermarket.co.uk/suppliers/pyrox-labs) ★★★★★ 5.0 (1) DSIP 5mg | £15.99 | £3.20/mg | In Stock | Free over £50 | Lab Tested | — | Visit | | | 92 Confidence [D&L Peptides](https://peptidesupermarket.co.uk/suppliers/dl-peptides) DSIP 5mg | £15.00 | £3.00/mg | In Stock | Free | Lab Tested | — | Unavailable | | | 90 Confidence [Cobalt Peptides](https://peptidesupermarket.co.uk/suppliers/cobalt-peptides) ★★★★★ 5.0 (19) DSIP | £17.95 | £3.59/mg | Out of Stock | Free over £75 | Lab Tested | — | Visit | | | 90 Confidence [QRP Research](https://peptidesupermarket.co.uk/suppliers/qrp-research) ★★★★★ 5.0 (4) DSIP | £12.67 | £2.53/mg | In Stock | Free over £150 | Lab Tested | — | Visit | | | 90 Confidence [Apex Biolabs](https://peptidesupermarket.co.uk/suppliers/apex-biolabs) ★★★★★ 5.0 (20) DSIP | £15.00 | £3.00/mg | In Stock | Free | Lab Tested | — | Visit | | | 88 Confidence [Cedar Peptides](https://peptidesupermarket.co.uk/suppliers/cedar-peptides) ★★★★★ 5.0 (1) DSIP 5mg | £19.95 | £3.99/mg | Out of Stock | Free over £100 | Lab Tested | — | Visit | | | 87 Confidence [PeptideStock](https://peptidesupermarket.co.uk/suppliers/peptidestockcouk) ★★★★★ 4.6 (14) DSIP | £17.99 | £3.60/mg | In Stock | Free over £75 | Lab Tested | — | Visit | | | 82 Confidence [Arma Peptides](https://peptidesupermarket.co.uk/suppliers/arma-peptides-2) ★★★★★ 5.0 (2) DSIP 5mg | £15.00 | £3.00/mg | In Stock | Free | — | — | Visit | | | 82 Confidence [Arma Peptides](https://peptidesupermarket.co.uk/suppliers/arma-peptides-2) ★★★★★ 5.0 (2) DSIP | £15.00 | £3.00/mg | In Stock | Free | — | — | Visit | | | 80 Confidence [Raccoon Peptides](https://peptidesupermarket.co.uk/suppliers/raccoon-peptides) ★★★★★ 5.0 (1) DSIP 5mg | £9.99 | £2.00/mg | In Stock | Free | Lab Tested | — | Unavailable | | | 80 Confidence [AllMyPeptides](https://peptidesupermarket.co.uk/suppliers/allmypeptides) DSIP 5mg | £12.99 | £2.60/mg | In Stock | Free | Lab Tested | — | Visit | | | 77 Confidence [Lucid Peptides](https://peptidesupermarket.co.uk/suppliers/lucid-peptides) DSIP Pen | £17.95 | £3.59/mg | Out of Stock | Free | — | — | Visit | | | 74 Confidence [ExtolX](https://peptidesupermarket.co.uk/suppliers/extolx) ★★★★★ 4.8 (6) DSIP | £16.99 | £3.40/mg | In Stock | Free | Lab Tested | — | Visit | | | 72 Confidence [Benchmark Peptides](https://peptidesupermarket.co.uk/suppliers/benchmark-peptides) ★★★★★ 5.0 (2) DSIP 5mg | £14.99 | £3.00/mg | In Stock | Free | — | — | Visit | | | 70 Confidence [UK Peptides](https://peptidesupermarket.co.uk/suppliers/uk-peptides-2) DSIP 5mg | £13.95 | £2.79/mg | In Stock | Free | — | — | Visit | | | 68 Confidence [Woodlands Biohack](https://peptidesupermarket.co.uk/suppliers/woodlands-biohack) DSIP 5mg | £67.20 | £13.44/mg | In Stock | Free over £100 | Lab Tested | — | Visit | | | 67 Confidence [Veridian Labs](https://peptidesupermarket.co.uk/suppliers/veridian-labs) DSIP 5mg | £13.95 | £2.79/mg | Out of Stock | Free | — | — | Visit | | | 65 Confidence [New Wave Peptides](https://peptidesupermarket.co.uk/suppliers/new-wave-peptides) ★★★★★ 5.0 (22) DSIP 5mg | £13.50 | £2.70/mg | In Stock | Free | Lab Tested | — | Visit | | | 62 Confidence [MyPep Biotech](https://peptidesupermarket.co.uk/suppliers/my-pepbiotech) DSIP | £14.99 | £3.00/mg | In Stock | Free | — | — | Visit | Showing 25 of 88 listings Show more suppliers Loading More ways to compare DSIP Different views of the same live UK pricing, tuned for how you like to shop. [Best DSIP Prices Best prices ranked](https://peptidesupermarket.co.uk/best-dsip-prices) [Cheapest DSIP Prices Cheapest suppliers compared](https://peptidesupermarket.co.uk/cheapest-dsip-prices) [Where to Buy DSIP Full buyer's guide](https://peptidesupermarket.co.uk/where-to-buy-dsip) [Buy DSIP Online UK Cheap Today's hottest deals](https://peptidesupermarket.co.uk/buy-dsip-online-uk-cheap) [DSIP Price Comparison Live price dashboard](https://peptidesupermarket.co.uk/dsip-price-comparison) [DSIP UK Supplier Verified UK supplier directory](https://peptidesupermarket.co.uk/dsip-uk-supplier) [DSIP For Sale Browse listings for sale](https://peptidesupermarket.co.uk/dsip-for-sale) Compare another peptide Search PeptideSupermarket® compares prices but doesn't sell products. More All purchases are made directly from third-party suppliers; your relationship is solely with them. We accept no liability for the quality, purity, or legality of any products listed. We may earn a commission when you click through to a supplier and make a purchase. This does not affect pricing information displayed. By using this site you accept responsibility for ensuring purchases comply with applicable laws in your jurisdiction. [Read our full disclosure](https://peptidesupermarket.co.uk/disclosure). ## DSIP Profile Emerging Delta Sleep-Inducing Peptide | Sleep & Stress Modulator ### Overview DSIP is a naturally occurring nonapeptide discovered in 1974 in rabbit brain. Originally isolated for sleep-promoting properties, it has diverse neuromodulatory effects including stress reduction, pain modulation, and endocrine regulation without traditional sedative effects. ### Mechanism of Action Modulates multiple neurotransmitter systems including GABA enhancement, NMDA receptor interaction, and endogenous opioid system modulation. Also regulates hypothalamic-pituitary-adrenal axis for stress response. ### Key Benefits - Enhanced sleep quality through slow-wave sleep promotion - Stress reduction via cortisol modulation - Potential pain relief - Mood stabilization without traditional sedative effects - No tolerance or dependence reported - Short cycle duration (5-10 days) ### Quick Stats Typical Dose 100-300mcg Frequency 1x daily Cycle Duration 5-10 days Storage 2-8°C refrigerated ## Molecular Information Molecular Weight 848.81 Da Length 9 amino acids Type Nonapeptide Half-Life ~15 minutes (in vitro) ### Amino Acid Sequence One-letter: `WAGGDASGE` Trp 1 Tryptophan Position 1 Ala 2 Alanine Position 2 Gly 3 Glycine Position 3 Gly 4 Glycine Position 4 Asp 5 Aspartic Acid Position 5 Ala 6 Alanine Position 6 Ser 7 Serine Position 7 Gly 8 Glycine Position 8 Glu 9 Glutamic Acid Position 9 N-terminus C-terminus Hydrophobic Polar Positive (+) Negative (-) Modified ### Modifications Naturally occurring sleep-promoting neuropeptide discovered 1974 ## Research Indications The following information is derived from published scientific literature and is provided for educational and research reference purposes only. It does not constitute medical advice, diagnosis, or treatment recommendations. These peptides are not approved for human use and are sold exclusively for in-vitro laboratory research. Sleep Mood Pain & Recovery ## Dosing Protocols ### injectable Subcutaneous injection is the standard route. Best taken 30-60 minutes before bedtime. Some prefer earlier evening dosing for gradual onset. | Goal | Dose | Frequency | Route | | --- | --- | --- | --- | | Sleep enhancement | 100-200mcg | Once nightly | SubQ | | Chronic pain support | 250-300mcg | Daily | SubQ or IV | | Stress management | 150mcg | Evening | SubQ | | Withdrawal support | 200-300mcg | Twice daily | IV preferred | | Athletic recovery | 100-150mcg | Post-training | SubQ | #### Key Tips - Abdomen, thigh, upper arm injection sites - Take 30-60 minutes before bedtime - Use within 14 days of reconstitution Reconstitution Instructions ### nasal Intranasal spray offers convenient administration with limited stability data. | Goal | Dose | Frequency | Route | | --- | --- | --- | --- | | Sleep induction | 200-300mcg | Once at bedtime | Nasal spray | | Stress relief | 150-200mcg | Twice daily | Nasal spray | | Neuroprotection | 300-400mcg | Daily | Nasal spray | #### Key Tips - Non-invasive - Convenient - Limited stability - use within 10 days Reconstitution Instructions ## Peptide Interactions #### Melatonin Synergistic Both regulate sleep-wake cycles; complementary benefits. #### GABA Agonists Monitor DSIP enhances GABA - watch for excessive sedation. #### Cortisol Modulators Compatible Can combine for comprehensive stress management. #### Selank Synergistic Complementary anxiolytic effects. #### Semax Compatible Different mechanisms; can optimize 24-hour function. #### Opioid Medications Monitor May modulate opioid receptors; requires professional supervision. #### Growth Hormone Peptides Compatible No direct interaction; DSIP may support natural GH release during sleep. #### Epitalon Synergistic Both support circadian regulation and sleep quality. ## What to Expect First Dose Noticeable sleep pressure and easier sleep onset Night 1-3 Deeper sleep, fewer awakenings, vivid dreams possible Day 2-5 Improved morning refreshment, stable daytime energy Day 5-10 Cumulative stress reduction, mood improvements Post-Cycle Benefits may persist 1-2 weeks after stopping ## Side Effects & Safety #### Common Side Effects - Generally well-tolerated with minimal side effects - Mild drowsiness or dizziness initially (some users) - Occasional headaches in sensitive individuals - No tolerance or dependence reported in studies #### Monitoring - Monitor initial dose tolerance - Track sleep quality improvements - Watch for mood stability changes #### Stop Signs - Excessive daytime sedation - Paradoxical insomnia or agitation - Persistent headaches - Any allergic reactions - Mood changes or depression - Unusual dreams causing distress #### Contraindications - Avoid driving until effects are known - Pregnancy or breastfeeding ## Quality Checklist #### Good Signs - White lyophilized powder before reconstitution - Clear and colorless solution when properly mixed - Reputable source with third-party testing #### Warning Signs - Short stability period - use within 14 days when reconstituted - Protect from light exposure and temperature fluctuations - Limited nasal formulation stability (use within 10 days) #### Bad Signs - Yellow or cloudy solution indicates degradation or contamination - Discolored powder ## Research & References ### Latest Research 2024 #### 40-Year Stress-Protective Effects Review Neuropeptide Research Comprehensive review of DSIP's stress-protective mechanisms over four decades of research. 2024 #### Intranasal Delivery and Bioavailability Drug Delivery Research Enhanced intranasal delivery methods for improved bioavailability. ### Key References 1. 1984 #### [Delta-sleep-inducing peptide (DSIP): a review.](https://pubmed.ncbi.nlm.nih.gov/6145137/) PubMed Neuroscience and biobehavioral reviews · Graf MV, Kastin AJ This review summarized early biochemical, pharmacologic, and sleep-related findings on DSIP and highlighted unresolved questions about its endogenous role. 2. 2001 #### [Delta sleep-inducing peptide.](https://pubmed.ncbi.nlm.nih.gov/11437870/) PubMed European journal of anaesthesiology · Pollard BJ, Pomfrett CJ This review discussed early evidence for DSIP-like activity, proposed physiologic roles, and the variability of reported effects across experimental systems. [Search PubMed for DSIP](https://pubmed.ncbi.nlm.nih.gov/?term=%28%22DSIP%22%20OR%20%22Delta%20Sleep-Inducing%20Peptide%22%29) Research Library ## DSIP research & guides Plain-English guides and study summaries from published literature. [View all 1](https://peptidesupermarket.co.uk/research/peptide/dsip) ![DSIP: The “Sleep Peptide” Everyone Still Gets Wrong](https://peptidesupermarket.co.uk/storage/89/conversions/01KH6F1WEAJX154PG0ZNT50VAE-thumbnail.jpg) Guides 6 min ### DSIP: The “Sleep Peptide” Everyone Still Gets Wrong DSIP isn’t “for sleep.” That’s the 50-year-old lie people keep repeating. Sleep is a side effect. DSIP is a system-level signal that restores the biology that keeps you alive, functional, resilient, and hard to break. It’s a conductor. It touches multiple receptor systems at once, and it influences the exact systems that decide whether you fall apart early—or you stay sharp, strong, and durable for decades. 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