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SS-31 Price Comparison

SS-31 prices across vendors — post-code pricing (base struck through where a code applies), normalized to price-per-mg, sorted by lowest price.

Prices updated August 3, 2026

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Peptide Partners500 mgOutBest $/mg
$2.03$2.25$1012.50 total
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Royal Peptides50 mgIn stockBest in stock
$2.16$2.40$108.00 total
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Nura Peptide50 mgIn stock
$2.17$2.90$108.75 total
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Legendary Peptides50 mgIn stock
$2.34$2.60$117.00 total
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$2.47$2.75$618.30 total
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$2.88$3.20$288.00 total
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Peptides.gg100 mgIn stock
$2.98$3.50$297.50 total
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Peptide Giants50 mgIn stock
$3.15$3.50Sale$157.49 total
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99 Purity Peptides50 mgIn stock
$3.15$3.50$157.50 total
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Alpha Peptides10 mgIn stock
$3.22$3.58Sale$32.21 total
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Peptides.gg50 mgIn stock
$3.40$4.00$170.00 total
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Ascension Peptides10 mgIn stock
$3.60$8.00$36.00 total
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Legendary Peptides10 mgIn stock
$4.05$4.50$40.50 total
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Real Peptides50 mgIn stock
$4.32$5.40$216.00 total
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$4.55$5.06Sale$227.70 total
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Licensed Peptides50 mgIn stock
$4.65$4.90Sale$232.74 total
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Real Peptides10 mgIn stock
$4.80$6.00$48.00 total
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$4.95$5.50Sale$99.00 total
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IRON Peptides50 mgIn stock
$5.02$5.58$251.10 total
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BioCollex10 mgIn stock
$5.40$6.00$54.00 total
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$5.40$6.00$53.99 total
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Aero Peptides10 mgIn stock
$5.52$6.50$55.24 total
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Royal Peptides10 mgIn stock
$5.85$6.50$58.50 total
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Mile High Compounds10 mgIn stock
$6.30$7.00Sale$62.99 total
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Peptides.gg10 mgIn stock
$6.38$7.50$63.75 total
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Swiss Chems10 mgIn stock
$6.75$7.50$67.46 total
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Purity Peptides10 mgIn stock
$6.80$8.00$67.99 total
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Peptide Giants10 mgIn stock
$6.93$7.70Sale$69.29 total
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Swiss Chems5 mgIn stock
$7.55$8.39$37.76 total
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99 Purity Peptides10 mgIn stock
$7.65$8.50$76.50 total
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IRON Peptides10 mgIn stock
$8.91$9.90$89.10 total
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BioPure Peptides10 mgIn stock
$9.50$10.00$94.99 total
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Licensed Peptides10 mgIn stock
$9.50$10.00Sale$94.99 total
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Affiliate disclosure: Prof. Peptide is independently operated and may earn affiliate commissions when you use our discount codes or buy through our links, at no additional cost to you. Affiliate relationships never determine vendor inclusion, ranking, verification, or our editorial conclusions. Prices and availability change frequently; always confirm on the vendor's site.