Basic Information
- Product Name:mu-conotoxin; μ-Conotoxin CnIIIC; arginine; lysine polypeptide
- CAS NO.:936616-33-0
- MF:C92H139N35O28S6
- MW:2375.7
- Store at:Keep in dark and cool dry place ,2 to 8℃
- Density:1.71±0.1 g/cm3(Predicted)

Product Specification
| Test items | Standards |
|
Appearance |
White or almost white fluffy powder |
|
Mass Spectrum |
2375.7 |
|
Solubility |
Soluble in water |
|
Acetic Acid |
≤15% |
|
Purity(HPLC) |
≥98.0% |
|
Water |
≤8.0% |
|
Related Substance
|
Total Impurities≤2.0% |
|
Largest Single Impurity≤1.0% |
Mechanism of Action: Advanced Neural Blockade
- How Mu-Conotoxin Works: Precision Sodium Channel Blocking To achieve visible wrinkle reduction without the use of invasive injections, Mu-conotoxin targets the precise physiological pathway of muscle contraction.
-
The Science: Expression lines are formed by repetitive muscle contractions triggered by electrical signals. μ-Conotoxin CnIIIC competitively and selectively binds to the muscle-specific Nav1.4 voltage-gated sodium channels.
-
The Result: By blocking the inward flow of sodium ions, it prevents the generation of action potentials along the muscle fiber. This inhibits the release of acetylcholine at the neuromuscular junction, keeping the facial muscles in a relaxed state.
-
The Advantage: Unlike injected neurotoxins that completely freeze the muscle, topical Mu-conotoxin modulates the signal, allowing for natural facial expressions while visibly erasing dynamic wrinkles (such as crow's feet, forehead lines, and frown lines).

Peptide Sequence Safety & Purity Profile
Zero Systemic Toxicity:
The specific peptide sequence has been engineered to act locally within the epidermal and dermal layers. It does not enter the systemic bloodstream.
Biocompatible & Non-Irritating:
Rigorously tested to be non-cytotoxic. It has successfully passed standard dermal and ocular irritation protocols, ensuring it is entirely safe for daily skincare routines.
High-Purity Assurance:
We utilize advanced Solid-Phase Peptide Synthesis (SPPS) technology to eliminate harmful impurities. The purity is strictly controlled at ≥98.0%, providing reliable and reproducible results for high-end cosmetic formulations.
Custom synthesis/CDMO/CMO Service
Our professional R&D team can research and develop the compounds according to your requirements, and also manufacture the products according to your technology package.
Company Profile
Shanghai Joy Biotech Ltd. is a professional supplier of Cosmetic ingredients like Mu-conotoxin, Dietary supplements, pharmaceutical raw materials, etc. We have team members of post-doctors, doctors, masters, Bachelors in the field of pharmaceuticals,chemistry, Biology.
Joy Biotech provides professional service in both sourcing chemical products, and CMO, CDMO,custom synthesis .



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