SS-31 is attracting renewed attention in mitochondrial research — but for laboratories and biotechnology buyers, the real question is not how popular the peptide has become. It is whether the material can be properly identified, tested and documented.
Also known as Elamipretide, MTP-131 and Bendavia, SS-31 is a mitochondria-targeted tetrapeptide associated with research involving the mitochondrial inner membrane and cardiolipin.
Why Is SS-31 Receiving So Much Attention?
Unlike many peptides discussed primarily in metabolic research, SS-31 peptide is closely associated with mitochondrial biology.
Scientific research has examined its interaction with cardiolipin, a phospholipid found in the inner mitochondrial membrane, making SS-31 relevant to studies involving:
- mitochondrial bioenergetics;
- cardiolipin biology;
- oxidative stress pathways;
- mitochondrial membrane function;
- cellular energy research.
Elamipretide has also reached an important regulatory milestone: a pharmaceutical formulation received accelerated FDA approval in 2025 for a specific rare mitochondrial disease.
That approval, however, should not be confused with research-grade SS-31 supplied by third-party peptide manufacturers.
What Do Researchers and Users Say About SS-31?
Online discussion around SS-31 is mixed.
Some individuals describe noticeable changes in energy, stamina or mental clarity.
Others report little or no perceived effect, while some describe experiences including fatigue, nausea, gastrointestinal symptoms, dizziness or brain fog.
These anecdotes are not clinical evidence and should not be used to establish safety or efficacy.
For laboratories, they highlight a different issue:
When interest in a research peptide rises, material identity and analytical quality become increasingly important.
Choosing an SS-31 Supplier: Look Beyond “99% Purity”
When sourcing SS-31 research peptide, professional buyers should consider more than a purity percentage.
1. HPLC Purity
Ask whether the stated SS-31 HPLC purity is supported by appropriate batch documentation.
2. Certificate of Analysis
A batch-specific SS-31 COA can help buyers evaluate the actual material supplied rather than relying only on general website claims.
3. Identity Verification
SS-31 may also appear in the literature and supplier databases under names including Elamipretide, MTP-131 and Bendavia.
Buyers should therefore verify the applicable chemical form, identity information and analytical specifications for the specific batch being ordered.
4. Storage and Packaging
Peptide stability can depend on storage and handling.
Clear specifications for product form, packaging and recommended storage conditions are important for laboratories and distributors.
SS-31 Research Peptide from Sunone
Sunone (Hong Kong) Biopharmaceutical International Technology Co., Limited supplies SS-31 peptide for qualified laboratory research and manufacturing applications.
Current product specifications include:
- Product: SS-31
- Synonyms: Elamipretide / MTP-131 / Bendavia
- CAS: 736992-21-5
- Purity: ≥99% by HPLC
- Form: Lyophilized Powder
- Documentation: COA, SDS and Specification Sheet available
Looking for a high-purity SS-31 peptide supplier, analytical documentation or B2B quantities?
View SS-31 Product Specifications ：
Send Sunone your required quantity, packaging and documentation requirements to discuss research or manufacturing supply.
FAQ
What is SS-31?
SS-31 is a synthetic mitochondria-targeted tetrapeptide also known as Elamipretide, MTP-131 and Bendavia.
What is the CAS number for SS-31?
The CAS number commonly associated with SS-31 is 736992-21-5.
What should buyers request from an SS-31 supplier?
Professional B2B buyers may consider reviewing HPLC purity, Certificate of Analysis, identity information, SDS, specifications, product form and batch traceability.
Where can I request SS-31 research peptide specifications?
Visit the Sunone SS-31 product page for specifications and B2B quotation information.
This content is provided for scientific and educational purposes only. SUNONE research peptide is for qualified labrtorynt, diagnois, druc tor mmatct or veteimant, use.research only, Not for human consumption, clinical treame. Purchasers are responsible for complying with applicable laws and regulations in their jurisdiction.
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