-25% on everything – until October 31Free shipping on orders of $99 or more
Prime Peptides

Product Usage: This product is intended for research purposes only.

All product information available on this website is for educational purposes only. Any form of bodily introduction into humans or animals is strictly prohibited by law. This product should only be handled by licensed and qualified professionals. It is not a drug, food, or cosmetic, and must not be misbranded, misused, or mislabeled as such.

SS-31

SS-31 is a synthetic four-amino-acid peptide with alternating aromatic and basic residues, known for its affinity for cardiolipin in the inner mitochondrial membrane. Supplied as a lyophilized white powder.

Quantity
Original price was: $69.99.Current price is: $52.49.
Same Trusted Formula. Fresh New Look.

During our packaging transition, you may receive products with either our previous or updated label. Rest assured, the formulation, purity and quality remain exactly the same as per our standards.

Accepted Payment Methods
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  • Bank transfer (ACH)
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-25% on everything – until October 31
25% off regular prices, replacing other product sales. Only the crypto payment discount can be combined.

Shipping

Same-day shipping on USA orders placed before 12PM EST.

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Returns

30-day hassle-free returns on unopened products.

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Lab Tested

Every batch is tested for purity, potency and quality.

View Lab Results →
Support

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Overview

SS-31 is a synthetic four-amino-acid peptide with alternating aromatic and basic residues, known for its affinity for cardiolipin in the inner mitochondrial membrane. Supplied as a lyophilized white powder.

Supplied in a sealed 3mL glass vial. Every lot is independently tested before release, and the Certificate of Analysis for the exact lot you receive is published in our COA Library along with the product page, readable before you order.

ProductSS-31FormLyophilized powderVial size3mL glass vialPurityHPLC, reported on the lot COACAS number736992-21-5Molecular formulaC32H49N9O5

Every new lot runs the full 15-point panel at ISO/IEC 17025 accredited US laboratories. Up to 18 vials are sampled per lot, three of them run against each other for variance. Every result is published in our COA Library along with the product page, readable before you order.

  • Identity
  • Purity
  • Net content
  • Variance
  • Sterility USP <71>
  • Endotoxins
  • Lead
  • Arsenic
  • Mercury
  • Cadmium
  • Residual solvents
  • Residual TFA
  • Container closure integrity
  • Water solubility
  • Adulterant screen
Shipping and returns

Same-day shipping before 3PM MST Monday through Friday, and before 12PM MST on Saturdays, from our Scottsdale, Arizona warehouse. Free FedEx 2 Day on US orders over $250. International orders ship DDP through Global Post with duties included.

14-day returns for peace of mind. Unopened product can be returned within 14 days for store credit, less shipping. Bulk pricing applies automatically: 5% off 4–5, 10% off 6–9, and 15% off 10 or more.

Terms of sale

This product is supplied for in vitro laboratory research use only and has not been evaluated by the U.S. Food and Drug Administration. By purchasing, the buyer confirms they are 21 or older, a qualified research professional or institution, and will not use this material for human consumption, veterinary use, or any in vivo application. Mile High Compounds assumes no liability for misuse or off-label application.

We accept
  • All major credit/debit cards
  • Apple Pay
  • Bank transfer

For laboratory research use only. Not for human or veterinary use.

Customer Reviews (7)

★★★★★ ★★★★★
4.86 / 5
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Verified Buyer
F Grear

Got the products 2 days after my order with free shipping. So far so good.

★★★★★ ★★★★★
Verified Buyer
Lael O.

Very fast and reliable service. Will be back soon to order more. Thnx!

★★★★★ ★★★★★
Verified Buyer
Caveman

I am very satisfied with the product and the company. I would work with them any time.

★★★★★ ★★★★★
Verified Buyer
Daniel

Excellent quality, prompt delivery, and top-notch products. Highly recommend!

★★★★★ ★★★★★
Verified Buyer
Lindsay

Thank you for answering all my questions. Great customer service and super fast delivery.