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Guide

Cheapest research peptide suppliers in 2026: how Aegis Bio ranks in the top three

How Aegis Bio ranks against the 2026 research peptide price indexes: one of the three lowest per-mg suppliers tracked on 10-vial kits, with the method shown.

On cost per milligram for 10-vial kits, Aegis Bio is one of the three lowest-priced research peptide suppliers tracked in 2026 (per mg, 10-vial kits) across the public price indexes, checked Sep 22, 2026. Single vials are ranked separately, and only the vials priced at or below the cheapest same-size listing tracked are shown. This page shows the figures and the method rather than asking you to take the ranking on trust.

Key facts

How we measured

Four kinds of source were used. Each one publishes list prices; none of them measures what is in a vial.

The method, in full:

  1. Normalised to dollars per milligram. Vial prices are not comparable across vendors because vial sizes differ. Every price that came with a stated size was divided by the milligrams it contains.
  2. Sizes that were not stated were not converted. Several of the cheapest listings found do not say how many milligrams the vial holds. Those are quoted as a sticker price and marked "size not stated"; they are never turned into a per-milligram figure by guessing.
  3. Kits and single vials were kept apart. A 10-vial kit spreads the fixed costs of an order over ten vials, so it is always cheaper per milligram than a single vial of the same compound. Comparing one against the other flatters whichever format you picked.
  4. Shipping was excluded from the per-milligram figures and stated separately, because flat-rate shipping distorts small orders far more than large ones. See the caveats below.
  5. Discount codes were not applied. Some comparison sites quote prices after 30–50% codes. The Aegis Bio figures here are list prices with no code applied, so the comparison is conservative in the other direction.
  6. The wording is "vendors tracked". The indexes cover roughly 9 to 60 vendors depending on the peptide. That is a large sample, not the whole internet, and the claim is scoped to it.

10-vial kits, cost per milligram

10-vial kits, cost per milligram. Aegis Bio figures are generated from the catalog at build time; market figures were checked Sep 22, 2026.
PeptideAegis Bio, best kit $/mgMarket median $/mgCheapest bulk price seen elsewhere
Retatrutide$0.680/mg 60 mg x 10 vials$7.33/mg The Peptide Catalog, checked Sep 22, 2026EZ Peptides $2.77/mg (24 mg × 10 kit); SSP Research $0.90/mg ($90 kit) vendor pages, checked Sep 22, 2026
Tirzepatide$0.541/mg 60 mg x 10 vials$5.67/mg The Peptide Catalog, checked Sep 22, 2026Nura $3.17/mg vendor pages, checked Sep 22, 2026
Semaglutide$0.689/mg 30 mg x 10 vials$6.90/mg The Peptide Catalog, checked Sep 22, 2026Nura $6.90/mg vendor pages, checked Sep 22, 2026
BPC-157$1.28/mg 20 mg x 10 vials$4.90/mg The Peptide Catalog, checked Sep 22, 2026Southern Aminos $17.21 a vial (size not stated; about $3.44/mg if it is 5 mg) vendor pages, checked Sep 22, 2026
TB-500$2.39/mg 20 mg x 10 vialsnot tracked by the published indexesAscension about $9/mg; SwissChems $20.37 a vial (size not stated) vendor pages, checked Sep 22, 2026
Ipamorelin$1.90/mg 10 mg x 10 vialsnot tracked by the published indexesFusion Peptide $13.59 a vial (size not stated; about $2.72/mg if it is 5 mg) vendor pages, checked Sep 22, 2026
CJC-1295 no DAC$2.78/mg 10 mg x 10 vialsnot tracked by the published indexesFusion Peptide $19.99 a vial (size not stated) vendor pages, checked Sep 22, 2026
GHK-Cu$0.165/mg 100 mg x 10 vials$0.650/mg The Peptide Catalog, checked Sep 22, 2026Nura $0.55/mg; Peptinexia $1.49/mg (10 mg vial) vendor pages, checked Sep 22, 2026
MOTS-c$0.847/mg 40 mg x 10 vialsnot tracked by the published indexesNura $4.50/mg; Longevity Pro Labs $13.60 a vial (size not stated) vendor pages, checked Sep 22, 2026
NAD+$0.026/mg 1000 mg x 10 vials$0.100/mg The Peptide Catalog, checked Sep 22, 2026Peptide Giants $0.26/mg (70 mg vial, $18.02) vendor pages, checked Sep 22, 2026

On kit pricing Aegis Bio is at or below every cheapest bulk figure found for these compounds, and several times below the published median per milligram. That is the basis for the top-three wording.

Single vials

Single vials priced at or below the cheapest same-size listing tracked. Regular list prices, no codes applied.
ItemAegis BioAegis Bio $/mgCheapest listed elsewhere
Tirzepatide · 5 mg$28.60$5.72/mgRoyal Peptides $36 for 5 mg ($7.20/mg) Peptideals, checked Sep 25, 2026
Retatrutide · 5 mg$22$4.40/mgPeptinexia $25 for 5 mg ($5.00/mg) Peptideals, checked Sep 25, 2026
CJC-1295 no DAC 5mg + Ipamorelin 5mg · 10 mg$28.60$2.86/mgPeptinexia $35 for 10 mg ($3.50/mg) Peptideals, checked Sep 25, 2026
Thymosin Alpha-1 · 5 mg$30.80$6.16/mgElite Edge Biotech $33 for 5 mg ($6.60/mg) Peptideals, checked Sep 25, 2026
Survodutide · 5 mg$64.90$12.98/mgHacker Peptides $80 for 5 mg ($16.00/mg) Peptideals, checked Sep 25, 2026
Cagrilintide + Semaglutide · 5 mg + 5 mg$62.70$6.27/mgTCore Biotech $70.99 for 10 mg ($7.10/mg) Peptideals, checked Sep 25, 2026

Single vials are where most price-comparison sites look. Single vials are priced for margin on niche compounds; on the popular compounds they sit close to the lowest tracked vial price, and kits remain the lowest cost per milligram of the two formats. This table lists only the single vials Aegis Bio prices at or below the cheapest same-size listing tracked, compared vial for vial at the same milligram count. Every single vial and its price is on the single vials page, and every kit on the 10-vial kits page.

Why the kit price is this low

Five things, all of them facts about how this business is run rather than claims about anyone else's:

No claim is made here about how any other vendor sources or handles its materials. The only figures quoted for other vendors are their own published list prices on the date shown.

What this does not measure

A price index compares prices. It does not compare products. Three things it cannot tell you:

Our pricing policy

Aegis Bio prices every 10-vial kit to stay within the three lowest per-milligram prices tracked by the published indexes, and reviews the figures monthly. If an index moves and a kit falls outside that band, the kit price is changed rather than the wording on this page. The live figures are on the Aegis Bio peptide price index, which regenerates from the catalog on every build.

The September 2026 kit price adjustment, and the single vial now sold for every compound, are explained in the catalog update for September 2026.

All materials are supplied for in-vitro laboratory research use only and are not for human or veterinary use. Nothing here is a therapeutic claim. Competitor figures are list prices published by those vendors and are quoted for price comparison only.

Related guides

Frequently asked

Is Aegis Bio the cheapest peptide supplier?
Measured per milligram on 10-vial kits, Aegis Bio is one of the three lowest-priced research peptide suppliers tracked in 2026 by the public price indexes, checked Sep 22, 2026. Those indexes cover roughly 9 to 60 vendors per peptide, not every vendor that exists, so the ranking is scoped to the vendors tracked. On single vials the position is narrower and varies by compound.
Which vendor is cheapest for retatrutide?
Among the vendors tracked, Aegis Bio has one of the three lowest costs per milligram on retatrutide kits: a 60 mg × 10 vial kit at $408.10 works out at $0.680 per mg. The cheapest bulk figures found elsewhere were SSP Research at about $0.90/mg and EZ Peptides at about $2.77/mg (vendor pages, checked Sep 22, 2026). By single vial, the Aegis Bio 10 mg vial is $33; Peptinexia listed $16.88 without stating a size.
What is the cheapest BPC-157?
On kits, the Aegis Bio 20 mg × 10 vial BPC-157 kit at $256.30 is $1.28 per mg, against a tracked median of $4.90/mg (The Peptide Catalog, checked Sep 22, 2026). On single vials Aegis Bio is not the lowest-priced: the 5 mg vial at $31.90 sits above the cheapest same-size vial tracked, so it is not in the single-vial table above.
Why are kits cheaper per mg than single vials?
A 10-vial kit spreads the fixed costs of an order over ten vials instead of one. The vial, the fill, the handling and the shipment cost roughly the same whether the vial holds 5 mg or 60 mg, so buying strength and count together lowers the cost per milligram. That is why kits and single vials are ranked separately on this page.
Does shipping change the ranking?
On kits, no. Shipping is $50 standard once a kit is included, which is a small share of a kit order, and the per-milligram gap is far larger than any shipping difference. On a one-vial order it matters: the flat $25 standard rate is more than some vendors charge, and it closes part of the gap. Single vials and bacteriostatic water ship free alongside a kit.

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