Certificate of Analysis

Product Name

MOTS-c

Lot No.

3132031

Report Date

15 May 2026

Storage

-20°C

Sequence

Met-Arg-Trp-Gln-Glu-Met-Gly-Tyr-Ile-Phe-Tyr-Pro-Arg-Lys-Leu-Arg

Modifications

Linear mitochondrial-derived peptide - No chemical modifications - No PEGylation or conjugation - No DAC structure

Test Results

Test Item	Specification	Result
Appearance	White to off-white lyophilized powder	Conforms
Molecular Weight (MS)	2174.6 ±1.0 Da	2175.4 Da
Purity (HPLC)	>98%	99.5%
Retention Time (HPLC)	+0.2 min of standard	Conforms
Related Substances (HPLC)	≤0.5% each / ≤1.5% total	0.7%
Solubility	Freely Soluble in Water	Conforms
Acetic Acid Content	≤5000 ppm	1100 ppm
TFA Content	≤50 ppm	9 ppm
DCM Content	≤50 ppm	N.D.
DMF Content	≤100 ppm	N.D.
E. Coli & Salmonella	Absent	N.D.
Total Aerobic Count	≤100 CFU/g	<10 CFU/g
Yeast & Molds Count	≤10 CFU/g	<10 CFU/g
Endotoxins	≤0.5 EU/mg	<0.05 EU/mg

For Research Use Only — Not for Human Consumption