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Vendor comparison

Peptide Science Store vs Prime Longevity Peptides

Prime Longevity Peptides is cheaper per mg on 26 of the 48 peptides they share; Peptide Science Store on 21, the same price on 1.

Across all 48, Prime Longevity Peptides’s price per mg is a median 6% lower than Peptide Science Store’s.

Peptide Science Store
Listings on the index
66
Cheaper per mg on
21 of 48 shared
Certificates of analysis on file
none yet
Ships from
not stated
Latest price check
5 Nov 2026
Prime Longevity Peptides
Listings on the index
60
Cheaper per mg on
26 of 48 shared
Certificates of analysis on file
none yet
Ships from
not stated
Latest price check
5 Nov 2026

Retail 48

Purchases of fewer than 10 vials.

  • AICAR

    Peptide Science Store

    $1.30/mg

    50 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $1.20/mg

    50 mg · $60.00

    checked 5 Nov 2026

    Prime Longevity Peptides 8% cheaper

  • AOD-9604

    Peptide Science Store

    $10.83/mg

    6 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $11.00/mg

    10 mg · $110.00

    checked 5 Nov 2026

    Peptide Science Store 2% cheaper

  • ARA-290

    Peptide Science Store

    $5.94/mg

    16 mg · $95.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $5.67/mg

    15 mg · $85.00

    checked 5 Nov 2026

    Prime Longevity Peptides 5% cheaper

  • BPC-157

    Peptide Science Store

    $9.33/mg

    15 mg · $140.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $6.67/mg

    30 mg · $200.00

    checked 5 Nov 2026

    Prime Longevity Peptides 29% cheaper

  • Bronchogen

    Peptide Science Store

    $3.50/mg

    20 mg · $70.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 3% cheaper

  • Cardiogen

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 10% cheaper

  • Cartalax

    Peptide Science Store

    $3.50/mg

    20 mg · $70.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 3% cheaper

  • CJC-1295 NO DAC

    Peptide Science Store

    $9.90/mg

    5 mg · $49.50

    checked 5 Nov 2026

    Prime Longevity Peptides

    $9.00/mg

    10 mg · $90.00

    checked 5 Nov 2026

    Prime Longevity Peptides 9% cheaper

  • Cortagen

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 10% cheaper

  • DSIP

    Peptide Science Store

    $10.00/mg

    5 mg · $50.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $7.50/mg

    10 mg · $75.00

    checked 5 Nov 2026

    Prime Longevity Peptides 25% cheaper

  • Epithalon

    Peptide Science Store

    $4.30/mg

    50 mg · $215.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.20/mg

    100 mg · $319.95

    checked 5 Nov 2026

    Prime Longevity Peptides 26% cheaper

  • Follistatin-344

    Peptide Science Store

    $175.00/mg

    1 mg · $175.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $179.00/mg

    1 mg · $179.00

    checked 5 Nov 2026

    Peptide Science Store 2% cheaper

  • FOXO4-DRI

    Peptide Science Store

    $30.00/mg

    10 mg · $300.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $17.50/mg

    10 mg · $175.00

    checked 5 Nov 2026

    Prime Longevity Peptides 42% cheaper

  • GHK-Cu

    Peptide Science Store

    $1.40/mg

    50 mg · $70.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $1.20/mg

    100 mg · $120.00

    checked 5 Nov 2026

    Prime Longevity Peptides 14% cheaper

  • GHRP-2

    Peptide Science Store

    $5.00/mg

    10 mg · $50.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $6.00/mg

    10 mg · $60.00

    checked 5 Nov 2026

    Peptide Science Store 17% cheaper

  • Glutathione

    Peptide Science Store

    $0.142/mg

    600 mg · $85.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $0.060/mg

    1500 mg · $89.95

    checked 5 Nov 2026

    Prime Longevity Peptides 58% cheaper

  • Gonadorelin

    Peptide Science Store

    $8.50/mg

    10 mg · $85.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $11.80/mg

    5 mg · $59.00

    checked 5 Nov 2026

    Peptide Science Store 28% cheaper

  • Hexarelin

    Peptide Science Store

    $9.00/mg

    5 mg · $45.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $11.80/mg

    5 mg · $59.00

    checked 5 Nov 2026

    Peptide Science Store 24% cheaper

  • hGH Fragment 176-191

    Peptide Science Store

    $10.83/mg

    6 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $11.00/mg

    5 mg · $55.00

    checked 5 Nov 2026

    Peptide Science Store 2% cheaper

  • Humanin

    Peptide Science Store

    $15.50/mg

    10 mg · $155.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $7.90/mg

    10 mg · $79.00

    checked 5 Nov 2026

    Prime Longevity Peptides 49% cheaper

  • Ipamorelin

    Peptide Science Store

    $8.00/mg

    10 mg · $80.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $7.00/mg

    10 mg · $70.00

    checked 5 Nov 2026

    Prime Longevity Peptides 13% cheaper

  • Kisspeptin

    Peptide Science Store

    $13.00/mg

    5 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $11.00/mg

    10 mg · $110.00

    checked 5 Nov 2026

    Prime Longevity Peptides 15% cheaper

  • KPV

    Peptide Science Store

    $11.00/mg

    5 mg · $55.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $4.97/mg

    30 mg · $149.00

    checked 5 Nov 2026

    Prime Longevity Peptides 55% cheaper

  • Livagen

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 10% cheaper

  • LL-37

    Peptide Science Store

    $19.00/mg

    5 mg · $95.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $12.00/mg

    10 mg · $120.00

    checked 5 Nov 2026

    Prime Longevity Peptides 37% cheaper

  • Melanotan 1

    Peptide Science Store

    $5.50/mg

    10 mg · $55.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $5.90/mg

    10 mg · $59.00

    checked 5 Nov 2026

    Peptide Science Store 7% cheaper

  • MOTS-C

    Peptide Science Store

    $11.00/mg

    10 mg · $110.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $7.50/mg

    40 mg · $300.00

    checked 5 Nov 2026

    Prime Longevity Peptides 32% cheaper

  • NAD+

    Peptide Science Store

    $0.400/mg

    750 mg · $300.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $0.180/mg

    1000 mg · $180.00

    checked 5 Nov 2026

    Prime Longevity Peptides 55% cheaper

  • Ovagen

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 10% cheaper

  • Oxytocin

    Peptide Science Store

    $6.50/mg

    10 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $6.00/mg

    10 mg · $60.00

    checked 5 Nov 2026

    Prime Longevity Peptides 8% cheaper

  • Pancragen

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 10% cheaper

  • PE-22-28

    Peptide Science Store

    $7.50/mg

    8 mg · $60.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $6.90/mg

    10 mg · $69.00

    checked 5 Nov 2026

    Prime Longevity Peptides 8% cheaper

  • PEG-MGF

    Peptide Science Store

    $19.00/mg

    5 mg · $95.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $17.00/mg

    5 mg · $85.00

    checked 5 Nov 2026

    Prime Longevity Peptides 11% cheaper

  • Pinealon

    Peptide Science Store

    $3.75/mg

    20 mg · $75.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $4.00/mg

    10 mg · $40.00

    checked 5 Nov 2026

    Peptide Science Store 6% cheaper

  • PNC-27

    Peptide Science Store

    $30.00/mg

    5 mg · $150.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $28.00/mg

    5 mg · $140.00

    checked 5 Nov 2026

    Prime Longevity Peptides 7% cheaper

  • Prostamax

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 10% cheaper

  • Selank

    Peptide Science Store

    $5.50/mg

    10 mg · $55.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $4.00/mg

    25 mg · $99.95

    checked 5 Nov 2026

    Prime Longevity Peptides 27% cheaper

  • Semax

    Peptide Science Store

    $2.50/mg

    30 mg · $75.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $4.00/mg

    25 mg · $99.95

    checked 5 Nov 2026

    Peptide Science Store 37% cheaper

  • Sermorelin

    Peptide Science Store

    $8.33/mg

    15 mg · $125.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $9.00/mg

    10 mg · $90.00

    checked 5 Nov 2026

    Peptide Science Store 7% cheaper

  • TB-500

    Peptide Science Store

    $16.50/mg

    10 mg · $165.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $9.16/mg

    25 mg · $229.00

    checked 5 Nov 2026

    Prime Longevity Peptides 44% cheaper

  • Tesamorelin

    Peptide Science Store

    $15.00/mg

    5 mg · $75.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $9.16/mg

    25 mg · $229.00

    checked 5 Nov 2026

    Prime Longevity Peptides 39% cheaper

  • Testagen

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 10% cheaper

  • Thymalin

    Peptide Science Store

    $6.00/mg

    20 mg · $120.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $6.00/mg

    10 mg · $60.00

    checked 5 Nov 2026

    Same price

  • Thymogen

    Peptide Science Store

    $4.00/mg

    20 mg · $80.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Prime Longevity Peptides 10% cheaper

  • Thymosin Alpha-1

    Peptide Science Store

    $13.00/mg

    10 mg · $130.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $10.99/mg

    10 mg · $109.95

    checked 5 Nov 2026

    Prime Longevity Peptides 15% cheaper

  • Vesilute

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.93/mg

    15 mg · $59.00

    checked 5 Nov 2026

    Peptide Science Store 17% cheaper

  • Vesugen

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $3.60/mg

    20 mg · $71.95

    checked 5 Nov 2026

    Peptide Science Store 10% cheaper

  • VIP

    Peptide Science Store

    $12.50/mg

    6 mg · $75.00

    checked 5 Nov 2026

    Prime Longevity Peptides

    $12.00/mg

    10 mg · $120.00

    checked 5 Nov 2026

    Prime Longevity Peptides 4% cheaper

Two listings are compared only when they are the same peptide in the same market, so a 10-vial kit is never set against a single vial. Price per mg is our arithmetic on the listed price, for comparison; the amount you pay is the listed price for the size shown, so check it on the vendor’s own page before you buy. What price per mg means.

No vendor can pay to change a price or the order of anything on this page. Some outbound links are affiliate links.