Products Description
Mots c bodybuilding is a metabolic regulatory molecule derived from a short mitochondrial peptide, primarily studied in bodybuilding for its potential to mimic the physiological effects of exercise. Its core characteristic lies in its ability to activate the AMPK (AMP-activated protein kinase) pathway, a mechanism that predisposes the body to enhance glucose uptake and fatty acid oxidation, thereby increasing energy expenditure and fat utilization efficiency. In animal studies, MOTS-c has been observed to improve insulin sensitivity in skeletal muscle, promote mitochondrial biosynthesis, and thus enhance endurance performance and athletic ability. Furthermore, it may help maintain the metabolic benefits of exercise, such as improved body composition and energy balance, by regulating the expression of metabolic adaptation genes. Therefore, this endogenous peptide is considered one of the key signaling molecules linking mitochondrial function and systemic metabolic regulation.

Benefits of MOTS-c for the Body
1. Enhanced Muscle Strength: Human studies show a positive correlation between serum Mots c bodybuilding levels and muscle mass and lower limb explosive power. Individuals with higher levels exhibited better average power and maximum strength in jump tests.
2. Improved Exercise Endurance: Animal studies have shown that MOTS-c treatment significantly improved the running ability of aged mice, even surpassing that of untreated adult mice. This mechanism involves enhancing mitochondrial respiratory function in skeletal muscle.
3. Improved Body Composition
| Benefit | Specific Effect |
|---|---|
| Fat Mass Reduction | Lowers body fat percentage, particularly in visceral and subcutaneous fat |
| Lean Mass Preservation | Delays age-related muscle loss |
| Increased Metabolic Flexibility |
Alters respiratory exchange ratio, favoring fat as an energy source |
4. Improved Metabolic Health
MOTS-c increases glucose uptake in skeletal muscle through the folic acid-AICAR-AMPK pathway, promotes fatty acid β-oxidation, and improves insulin sensitivity.
5. trength vs. Endurance Differences
| Dimension | Degree of Association with MOTS-c |
|---|---|
| Muscle Strength (lower limb explosive power, jump power) | Significantly positive correlation |
| Aerobic Endurance (VO₂ max) | Not significantly correlated |
The endurance improvement observed in animal studies may be achieved indirectly through enhanced mitochondrial function, rather than through direct improvement in cardiorespiratory endurance markers.
Production Process
1. Standard Fmoc Solid-Phase Peptide Synthesis Strategy:Synthesis begins with the first amino acid fixed in the resin. Each subsequent amino acid is added sequentially using a coupling reagent (e.g., DIC/HOBt) to form peptide bonds. MOTS-c consists of 16 amino acids (sequence: MRWQEMGYIFYPRKLR).
2.Cleavage and Deprotection: After synthesis, the peptide chain is cleaved from the resin, and the protecting groups on the amino acid side chains are removed. The cleavage step is performed using reagents such as trifluoroacetic acid (TFA) to obtain the crude peptide.
3.Purification: The crude peptide is purified by high-performance liquid chromatography (HPLC) to remove impurities such as truncated or missing peptides generated during synthesis. The purity of the purified product typically reaches over 98%.
4.Quality Assay:Purity (>98%) is confirmed by HPLC, molecular weight (approximately 2174.6 Da) is confirmed by ESI-TOF MS, and sequence correctness is verified by amino acid analysis.

5.Freeze-drying:The purified peptide solution is freeze-dried to form a stable lyophilized powder. This step significantly improves the product's storage stability, facilitating transportation and long-term preservation.
6.Finished Product Packaging:The lyophilized powder is dispensed into pharmaceutical vials or tubes according to specifications in a GMP cleanroom environment, sealed, and labeled with product information. The packaging environment is strictly controlled for temperature, humidity, and particulate contamination.
Product Packaging and Logistics
1. Packaging Specifications
The Mots c bodybuilding is a freeze-dried powder, typically packaged in pharmaceutical vials. Depending on the net content per vial, common specifications are as follows:
| Net Content Per Vial | Packaging Form |
|---|---|
| 5mg/vial | Glass vial + flip-off seal |
| 10mg/vial | Glass vial + flip-off seal |
| 20mg/vial | Glass vial + flip-off seal |
| 50mg/vial | Glass vial + flip-off seal |
Packaging Material: Pharmaceutical grade glass vials (Type I borosilicate glass) with butyl rubber stoppers and aluminum flip-off seals.
Bulk Packaging:
- Small Batch (<100 vials): Foam padding + cardboard box
- Large Batch (≥100 vials): Multi-layer protection + reinforced carton
2. Storage Conditions
| Storage Parameter | Specific Requirement |
|---|---|
| Temperature Range | -20°C to -80°C (long-term storage) |
| Humidity Requirement | Extremely dry environment; avoid any moisture exposure |
| Light Condition | Store away from light |
| Container Requirement | Airtight vial; seal immediately after reconstitution |
| Shelf Life | Freeze-dried powder (unopened): 24-36 months; Reconstituted solution: Use within 24 hours |
Precautions:
MOTS-c is a peptide and is sensitive to temperature and moisture
Avoid repeated freeze-thaw cycles; aliquot upon first use
Recommended to store in a dedicated -20°C or -80°C freezer
3.Packaging Protection Measures
MOTS-c typically adopts low-temperature, vacuum, or low-temperature & vacuum packaging. The specific packaging structure is as follows:
Inner Packaging: Plastic bottle or glass vial, sealed for moisture protection
Outer Packaging: Foam box + cardboard box
Temperature Control Measures: If temperature control is required, ice packs or blue ice packs can be added; blue ice packs can be used for international transport
4. International Transport & Customs Clearance
Logistics Channels: DHL, FedEx, EMS, Deppon Express, etc.
Customs Clearance Documents: Commercial invoice, packing list, COA (Certificate of Analysis), MSDS (Material Safety Data Sheet)
Customs Notice: This product is for research use only. Some countries have import restrictions on peptide products. It is recommended to verify destination regulations before shipping.
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