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Where to Buy SS-31: Vendor Comparison, Benefits & Side Effects

A mitochondrial-targeted peptide studied for cellular protection.

Published December 17, 202537 vendors listed2 cited studies

What is SS-31?

SS-31 is a synthetic peptide researched for protecting mitochondria from oxidative stress.

Where to Buy SS-31 Online

37 vendors in our directory currently list SS-31 — the top 15 online stores are compared below. The comparison shows each vendor's third-party testing status, COA availability, editorial and community ratings, and any active coupon — ordered by our directory ranking.

Vendors carrying SS-31, ordered by directory rank and editorial rating
VendorTrust signalsEditorial ratingUser reviewsCouponVisit vendor
1
NextGen Peptides

Ships from USA

  • Tested
  • COA
4.8Rated 4.8 out of 5No user reviewsVisit site
2
Certified-Pep

Ships from USA

  • Tested
  • COA
4.9Rated 4.9 out of 5No user reviewsVisit site
3
Orbitrex Peptides

Ships from USA

  • Tested
  • COA
4.8Rated 4.8 out of 5No user reviewsVisit site
4
Peptides Source

Ships from USA

  • Tested
  • COA
  • Guarantee
4.7Rated 4.7 out of 5No user reviewsVisit site
5
TruLab Peptides

Ships from USA

  • Tested
  • COA
  • Guarantee
4.5Rated 4.5 out of 5No user reviewsVisit site
6
Iron Peptides

Ships from USA

  • Tested
  • COA
4.4Rated 4.4 out of 5No user reviewsVisit site
7
UK Peptides

Ships from UK

  • COA
4.3Rated 4.3 out of 5No user reviewsVisit site
8
Apex Peptides

Ships from USA

  • Tested
  • COA
4.1Rated 4.1 out of 5No user reviewsVisit site
9
Ignite Peptides

Ships from USA

  • Tested
  • COA
4.1Rated 4.1 out of 5No user reviewsVisit site
10
Soma Chems

Ships from USA

3.2Rated 3.2 out of 5No user reviewsVisit site
11
Blue Sky Peptide

Ships from USA

  • Tested
  • COA
3.1Rated 3.1 out of 5No user reviewsVisit site
12
Amino Amigos

Ships from USA

  • Tested
  • COA
2.9Rated 2.9 out of 5No user reviewsVisit site
13
Pure Lab Peptides

Ships from USA

  • Tested
  • COA
Not yet ratedNo user reviewsVisit site
14
Red Leaf Peptides

Ships from Canada

Not yet ratedNo user reviewsVisit site
15
PureRawz

Ships from USA

  • Tested
  • COA
Not yet ratedNo user reviewsVisit site

Compare all SS-31 prices per mg →

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Mechanism of Action

It binds to cardiolipin in mitochondrial membranes, stabilizing electron transport and reducing ROS production.

Clinical Research

Cited studies

  1. 1Novel mitochondria‑targeting peptide in heart failure with reduced ejection fraction: phase 1 trial
  2. 2SS31 alleviates pressure overload‑induced heart failure through Sirt3‑mediated mitochondrial protection

Researched Benefits

Research on SS-31 has focused on the following areas:

  • Mitochondria‑targeting peptide researched for binding cardiolipin and preserving mitochondrial structure
  • May improve ATP production, reduce reactive oxygen species, and enhance exercise tolerance
  • Investigated for kidney, cardiac, and age‑related mitochondrial dysfunction

Side Effects & Safety

Adverse reactions and limitations documented for SS-31 include:

  • Fatigue
  • Limited human data

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