Same product. Comparable prices.
The lowest effective price in stock for a LL-37 5 mg vial is $20 ($4 per mg) at Bulk Peptide Supply, checked Oct 6, 2026, across 13 offers compared. 3 picks with a product COA on file.
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13 of 13 matching offers
Check the observation date beside each price. Prices and stock can change between checks; confirm both at the vendor.
3 picks for this product as of Oct 6, 2026. Picks are up to three of the lowest effective prices among vendors that passed the trust floor, were in stock and checked within 72 hours, and have a COA on file for this product and strength tested within the last 12 months. Fewer than three is normal. Affiliate relationships never affect picks or order. A COA shows the batch it names; it does not prove which lot a vendor ships today.
One-package prices require ordering one sellable package of the selected size. Bulk deals appear in the separate purchase-size view.
Effective prices include only verified automatic promotions or the selected verified coupon scenario. They exclude shipping and tax. Automatic promotions are not stacked with coupons unless the combined terms were verified. Sorting changes this table only; vendor grades and picks are unchanged.
| Vendor and trust | Listed price | Stock record | Price checked | Product |
|---|---|---|---|---|
| Bulk Peptide Supply Grade B+84/100 Passed trust floorVendor tests other products207 public reports from this vendor, none matched to this product. | $20$4 / mgDeal not verified · listed price shown | In stock when checked | Price recorded on this date | Check offer ↗PepGrades earns nothing from this link. |
| AIO Peptides Not enough information to gradeNot graded Below trust floorProduct COA on fileTested Sep 5, 2025 · Freedom Diagnostics · ref 2509040025 · purity 99.03% · batch AIOL371000 Vendor-hosted copy · Lab site ↗ · SHA-256 1842b42eafc2… | $33.75$6.75 / mgDeal not verified · listed price shown | In stock when checked | Price recorded on this date | Check offer ↗PepGrades earns nothing from this link. |
| RUO Grade B75/100 Passed trust floorPick 1Lab-verified COATested Jun 16, 2026 · Vanguard Laboratory · ref V260513-16 015 · purity 99.8% · batch LL302 Lab-authored document · SHA-256 cee5c505d108…2 older reports on file for this product. | $38$7.60 / mgDeal not verified · listed price shown | In stock when checked | Price recorded on this date | Check offer ↗PepGrades earns nothing from this link. |
| Orbitrex Peptides Grade A-85/100 Passed trust floorVendor tests other products163 public reports from this vendor, none matched to this product. | $44.99$9 / mg | In stock when checked | Price recorded on this date | Check offer ↗PepGrades earns nothing from this link. |
| Southern Aminos Grade A-85/100 Passed trust floorCOA for another strengthTested Jan 17, 2026 · Freedom Diagnostics · ref 2601140145 · purity 99.83% · batch LL050126A · measured 7.67 mg vs 5 mg labeled Lab-authored document · Lab site ↗ · SHA-256 0286c5836adc…No report on file confirms this strength (15% under to 35% over the label). | $47.20$9.44 / mgDeal not verified · listed price shown | In stock when checked | Price recorded on this date | Product link unavailable |
| Coffee and Peppers Grade B78/100 Passed trust floorProduct COA on fileTested Apr 21, 2026 · Freedom Diagnostics · ref 2604200131 · purity 99.9% · batch CPLL3726041501 Lab-authored document · Lab site ↗ · SHA-256 cdae1d860f59… | $49.99$10 / mgDeal not verified · listed price shown | In stock when checked | Price recorded on this dateLatest check unavailable; showing last observation (attempted Oct 6, 2026). | Check offer ↗PepGrades earns nothing from this link. |
| Peptide Plugs Grade A-88/100 Passed trust floorVendor tests other products131 public reports from this vendor, none matched to this product. | $60$12 / mgDeal not verified · listed price shown | Out of stock when checked | Price recorded on this date | Product link unavailable |
| Premier Bio Labs Grade A-87/100 Below trust floorLab-verified COATested Jul 26, 2026 · ILS Laboratories · ref COA-2026-955184 · purity 99.52% · batch LL01 Lab portal copy · Lab copy ↗ · SHA-256 603c913f95c0… | $69.99$14 / mgDeal not verified · listed price shown | In stock when checked | Price recorded on this dateLatest check unavailable; showing last observation (attempted Oct 6, 2026). | Product link unavailable |
| Evolve Peptides Grade A-86/100 Passed trust floorPick 2Product COA on fileTested Jan 21, 2026 · MZ Biolabs · batch 6521948307 Vendor-hosted copy · Lab site ↗ · SHA-256 27fb7a8e89e8…2 older reports on file for this product. | $72$14.40 / mg | In stock when checked | Price recorded on this date | Check offer ↗PepGrades earns nothing from this link. |
| Skye Peptides Not enough information to gradeNot graded Below trust floorProduct COA on fileTested Apr 17, 2025 · TrustPointe Analytics · ref SPL-0654 · batch ll25-04-001 Vendor-hosted copy · Lab site ↗ · SHA-256 44cf2246dd0b…1 older report on file for this product. | $74$14.80 / mgDeal not verified · listed price shown | In stock when checked | Price recorded on this dateLatest check unavailable; showing last observation (attempted Oct 6, 2026). | Product link unavailable |
| Paramount Peptides Grade B78/100 Passed trust floorVendor tests other products220 public reports from this vendor, none matched to this product. | $75$15 / mg | In stock when checked | Price recorded on this date | Product link unavailable |
| Core Peptides Grade B+80/100 Passed trust floorProduct COA on fileTested Jul 22, 2026 · Vanguard Laboratory · ref V260706-2 050 · purity 99.8% · batch C74145 Lab-authored document · Lab site ↗ · SHA-256 f999f4ca6bd7…2 older reports on file for this product. | $89$17.80 / mgDeal not verified · listed price shown | In stock when checked | Price recorded on this date | Check offer ↗PepGrades earns nothing from this link. |
| Biolongevity Labs Grade B78/100 Passed trust floorPick 3Product COA on fileTested Nov 19, 2025 · BioRegen · ref BL-ENDO-251911-176 · batch 16-3-45954 Vendor-hosted copy · Lab site ↗ · SHA-256 6151f4b840ce…2 older reports on file for this product. | $94.97$18.99 / mgDeal not verified · listed price shown | In stock when checked | Price recorded on this date | Check offer ↗PepGrades earns nothing from this link. |
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LL-37 5 mg vial
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Uses listed prices checked within 72 hours and recorded in stock. Coupons, shipping and tax are excluded. Confirm at the vendor.