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Vendor comparison

Lab Ratz Research vs Peptide Science Store

Peptide Science Store is cheaper per mg on 29 of the 51 peptides they share; Lab Ratz Research on 20, the same price on 2.

Across all 51, Peptide Science Store’s price per mg is a median 14% lower than Lab Ratz Research’s.

Lab Ratz Research
Listings on the index
77
Cheaper per mg on
20 of 51 shared
Certificates of analysis on file
none yet
Ships from
not stated
Latest price check
4 Nov 2026
Peptide Science Store
Listings on the index
66
Cheaper per mg on
29 of 51 shared
Certificates of analysis on file
none yet
Ships from
not stated
Latest price check
5 Nov 2026

Retail 51

Purchases of fewer than 10 vials.

  • Adipotide

    Lab Ratz Research

    $23.00/mg

    5 mg · $115.00

    checked 4 Nov 2026

    Peptide Science Store

    $8.90/mg

    10 mg · $89.00

    checked 5 Nov 2026

    Peptide Science Store 61% cheaper

  • AICAR

    Lab Ratz Research

    $1.52/mg

    100 mg · $152.00

    checked 4 Nov 2026

    Peptide Science Store

    $1.30/mg

    50 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 14% cheaper

  • AOD-9604

    Lab Ratz Research

    $7.40/mg

    10 mg · $74.00

    checked 4 Nov 2026

    Peptide Science Store

    $10.83/mg

    6 mg · $65.00

    checked 5 Nov 2026

    Lab Ratz Research 32% cheaper

  • ARA-290

    Lab Ratz Research

    $14.69/mg

    16 mg · $235.00

    checked 4 Nov 2026

    Peptide Science Store

    $5.94/mg

    16 mg · $95.00

    checked 5 Nov 2026

    Peptide Science Store 60% cheaper

  • B7-33

    Lab Ratz Research

    $14.50/mg

    10 mg · $145.00

    checked 4 Nov 2026

    Peptide Science Store

    $11.67/mg

    6 mg · $70.00

    checked 5 Nov 2026

    Peptide Science Store 20% cheaper

  • BPC-157

    Lab Ratz Research

    $8.80/mg

    10 mg · $88.00

    checked 4 Nov 2026

    Peptide Science Store

    $9.33/mg

    15 mg · $140.00

    checked 5 Nov 2026

    Lab Ratz Research 6% cheaper

  • Bronchogen

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.50/mg

    20 mg · $70.00

    checked 5 Nov 2026

    Peptide Science Store 47% cheaper

  • Cardiogen

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 51% cheaper

  • Cartalax

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.50/mg

    20 mg · $70.00

    checked 5 Nov 2026

    Peptide Science Store 47% cheaper

  • Chonluten

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 51% cheaper

  • CJC-1295 NO DAC

    Lab Ratz Research

    $8.07/mg

    10 mg · $80.75

    checked 4 Nov 2026

    Peptide Science Store

    $9.90/mg

    5 mg · $49.50

    checked 5 Nov 2026

    Lab Ratz Research 18% cheaper

  • Cortagen

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 51% cheaper

  • DSIP

    Lab Ratz Research

    $7.20/mg

    15 mg · $108.00

    checked 4 Nov 2026

    Peptide Science Store

    $10.00/mg

    5 mg · $50.00

    checked 5 Nov 2026

    Lab Ratz Research 28% cheaper

  • Epithalon

    Lab Ratz Research

    $4.50/mg

    50 mg · $225.00

    checked 4 Nov 2026

    Peptide Science Store

    $4.30/mg

    50 mg · $215.00

    checked 5 Nov 2026

    Peptide Science Store 4% cheaper

  • Follistatin-344

    Lab Ratz Research

    $100.00/mg

    1 mg · $100.00

    checked 4 Nov 2026

    Peptide Science Store

    $175.00/mg

    1 mg · $175.00

    checked 5 Nov 2026

    Lab Ratz Research 43% cheaper

  • FOXO4-DRI

    Lab Ratz Research

    $30.00/mg

    10 mg · $300.00

    checked 4 Nov 2026

    Peptide Science Store

    $30.00/mg

    10 mg · $300.00

    checked 5 Nov 2026

    Same price

  • GHK-Cu

    Lab Ratz Research

    $1.25/mg

    100 mg · $125.00

    checked 4 Nov 2026

    Peptide Science Store

    $1.40/mg

    50 mg · $70.00

    checked 5 Nov 2026

    Lab Ratz Research 11% cheaper

  • GHRP-2

    Lab Ratz Research

    $8.07/mg

    10 mg · $80.75

    checked 4 Nov 2026

    Peptide Science Store

    $5.00/mg

    10 mg · $50.00

    checked 5 Nov 2026

    Peptide Science Store 38% cheaper

  • GHRP-6

    Lab Ratz Research

    $8.07/mg

    10 mg · $80.75

    checked 4 Nov 2026

    Peptide Science Store

    $5.00/mg

    10 mg · $50.00

    checked 5 Nov 2026

    Peptide Science Store 38% cheaper

  • Glutathione

    Lab Ratz Research

    $0.080/mg

    1500 mg · $120.00

    checked 4 Nov 2026

    Peptide Science Store

    $0.142/mg

    600 mg · $85.00

    checked 5 Nov 2026

    Lab Ratz Research 44% cheaper

  • Gonadorelin

    Lab Ratz Research

    $17.61/mg

    5 mg · $88.06

    checked 4 Nov 2026

    Peptide Science Store

    $8.50/mg

    10 mg · $85.00

    checked 5 Nov 2026

    Peptide Science Store 52% cheaper

  • Hexarelin

    Lab Ratz Research

    $10.80/mg

    5 mg · $54.00

    checked 4 Nov 2026

    Peptide Science Store

    $9.00/mg

    5 mg · $45.00

    checked 5 Nov 2026

    Peptide Science Store 17% cheaper

  • Ipamorelin

    Lab Ratz Research

    $8.00/mg

    10 mg · $80.00

    checked 4 Nov 2026

    Peptide Science Store

    $8.00/mg

    10 mg · $80.00

    checked 5 Nov 2026

    Same price

  • Kisspeptin

    Lab Ratz Research

    $12.00/mg

    10 mg · $120.00

    checked 4 Nov 2026

    Peptide Science Store

    $13.00/mg

    5 mg · $65.00

    checked 5 Nov 2026

    Lab Ratz Research 8% cheaper

  • KPV

    Lab Ratz Research

    $8.93/mg

    10 mg · $89.30

    checked 4 Nov 2026

    Peptide Science Store

    $11.00/mg

    5 mg · $55.00

    checked 5 Nov 2026

    Lab Ratz Research 19% cheaper

  • LL-37

    Lab Ratz Research

    $11.50/mg

    10 mg · $115.00

    checked 4 Nov 2026

    Peptide Science Store

    $19.00/mg

    5 mg · $95.00

    checked 5 Nov 2026

    Lab Ratz Research 39% cheaper

  • Melanotan 1

    Lab Ratz Research

    $8.00/mg

    10 mg · $80.00

    checked 4 Nov 2026

    Peptide Science Store

    $5.50/mg

    10 mg · $55.00

    checked 5 Nov 2026

    Peptide Science Store 31% cheaper

  • MGF

    Lab Ratz Research

    $29.00/mg

    2 mg · $58.00

    checked 4 Nov 2026

    Peptide Science Store

    $30.00/mg

    5 mg · $150.00

    checked 5 Nov 2026

    Lab Ratz Research 3% cheaper

  • MOTS-C

    Lab Ratz Research

    $9.38/mg

    40 mg · $375.00

    checked 4 Nov 2026

    Peptide Science Store

    $11.00/mg

    10 mg · $110.00

    checked 5 Nov 2026

    Lab Ratz Research 15% cheaper

  • NAD+

    Lab Ratz Research

    $0.145/mg

    1000 mg · $145.00

    checked 4 Nov 2026

    Peptide Science Store

    $0.400/mg

    750 mg · $300.00

    checked 5 Nov 2026

    Lab Ratz Research 64% cheaper

  • Ovagen

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 51% cheaper

  • Oxytocin

    Lab Ratz Research

    $7.80/mg

    10 mg · $78.00

    checked 4 Nov 2026

    Peptide Science Store

    $6.50/mg

    10 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 17% cheaper

  • P21

    Lab Ratz Research

    $20.00/mg

    5 mg · $100.00

    checked 4 Nov 2026

    Peptide Science Store

    $24.00/mg

    5 mg · $120.00

    checked 5 Nov 2026

    Lab Ratz Research 17% cheaper

  • Pancragen

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 51% cheaper

  • PE-22-28

    Lab Ratz Research

    $7.00/mg

    10 mg · $70.00

    checked 4 Nov 2026

    Peptide Science Store

    $7.50/mg

    8 mg · $60.00

    checked 5 Nov 2026

    Lab Ratz Research 7% cheaper

  • PEG-MGF

    Lab Ratz Research

    $36.00/mg

    2 mg · $72.00

    checked 4 Nov 2026

    Peptide Science Store

    $19.00/mg

    5 mg · $95.00

    checked 5 Nov 2026

    Peptide Science Store 47% cheaper

  • Pinealon

    Lab Ratz Research

    $7.40/mg

    20 mg · $148.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.75/mg

    20 mg · $75.00

    checked 5 Nov 2026

    Peptide Science Store 49% cheaper

  • PNC-27

    Lab Ratz Research

    $14.50/mg

    10 mg · $145.00

    checked 4 Nov 2026

    Peptide Science Store

    $30.00/mg

    5 mg · $150.00

    checked 5 Nov 2026

    Lab Ratz Research 52% cheaper

  • Prostamax

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 51% cheaper

  • Selank

    Lab Ratz Research

    $7.73/mg

    11 mg · $85.00

    checked 4 Nov 2026

    Peptide Science Store

    $5.50/mg

    10 mg · $55.00

    checked 5 Nov 2026

    Peptide Science Store 29% cheaper

  • Semax

    Lab Ratz Research

    $8.64/mg

    11 mg · $95.00

    checked 4 Nov 2026

    Peptide Science Store

    $2.50/mg

    30 mg · $75.00

    checked 5 Nov 2026

    Peptide Science Store 71% cheaper

  • Sermorelin

    Lab Ratz Research

    $9.50/mg

    10 mg · $95.00

    checked 4 Nov 2026

    Peptide Science Store

    $8.33/mg

    15 mg · $125.00

    checked 5 Nov 2026

    Peptide Science Store 12% cheaper

  • TB-500

    Lab Ratz Research

    $9.50/mg

    10 mg · $95.00

    checked 4 Nov 2026

    Peptide Science Store

    $16.50/mg

    10 mg · $165.00

    checked 5 Nov 2026

    Lab Ratz Research 42% cheaper

  • Tesamorelin

    Lab Ratz Research

    $9.75/mg

    20 mg · $195.00

    checked 4 Nov 2026

    Peptide Science Store

    $15.00/mg

    5 mg · $75.00

    checked 5 Nov 2026

    Lab Ratz Research 35% cheaper

  • Testagen

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 51% cheaper

  • Thymalin

    Lab Ratz Research

    $8.50/mg

    10 mg · $85.00

    checked 4 Nov 2026

    Peptide Science Store

    $6.00/mg

    20 mg · $120.00

    checked 5 Nov 2026

    Peptide Science Store 29% cheaper

  • Thymosin Alpha-1

    Lab Ratz Research

    $12.00/mg

    10 mg · $120.00

    checked 4 Nov 2026

    Peptide Science Store

    $13.00/mg

    10 mg · $130.00

    checked 5 Nov 2026

    Lab Ratz Research 8% cheaper

  • Triptorelin

    Lab Ratz Research

    $24.00/mg

    2 mg · $48.00

    checked 4 Nov 2026

    Peptide Science Store

    $21.00/mg

    2 mg · $42.00

    checked 5 Nov 2026

    Peptide Science Store 13% cheaper

  • Vesugen

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 51% cheaper

  • Vilon

    Lab Ratz Research

    $6.65/mg

    20 mg · $133.00

    checked 4 Nov 2026

    Peptide Science Store

    $3.25/mg

    20 mg · $65.00

    checked 5 Nov 2026

    Peptide Science Store 51% cheaper

  • VIP

    Lab Ratz Research

    $11.50/mg

    10 mg · $115.00

    checked 4 Nov 2026

    Peptide Science Store

    $12.50/mg

    6 mg · $75.00

    checked 5 Nov 2026

    Lab Ratz Research 8% 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.