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Longevity
Epitalon
Pineal tetrapeptide
Short peptide that is easy to make and easy to underfill. Longevity research.
B
Good
Catalog average across 131 samples
97%
Average purity
95.2%
Average of label dose
131
Samples tested
29
Vendors ranked
Grade distribution
How the ranked vendors fall across the grade scale.
A
4
B
7
C
11
D
4
E
0
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Epitalon vendor ranking
26 vendorsRankVendorPurityOf labelGrade
01Peptide Crafters99.5%98.5%A Great02HK Peptides99.4%98%A Great03Eternal Peptides95.8%98.5%A Great04Skye Peptides99.2%95%A Great05XHT Peptides99.5%93.1%B Good06Peptide Partners96.8%95.7%B Good07Uther98.2%94%B Good08Bulk Peptide Supply99.3%92%B Good09Aavant Research98%91.2%B Good10Limitless Life94.6%94.5%B Good11Peptime98.3%89.9%B Good12Saiyan Med95.3%91.6%C Okay13Jeep Biotechnology96.5%90.2%C Okay14Planet Peptide99.6%87%C Okay15Polaris Peptides91.2%94.7%C Okay16Inno Peptides95.3%89.8%C Okay17PurePEPS94.3%90.2%C Okay18ZLZ Peptide93.1%91%C Okay19Marvel Pep94.6%89.4%C Okay20Yimei93.4%90.5%C Okay21Amino Amigos92.4%91.1%C Okay22Nuscience Peptides96%86.5%C Okay23Peptide Sciences94.6%86.9%D Poor24Paradigm Peptide92.9%86.6%D Poor25Astro Peptides91.9%86.5%D Poor26P3 Labz90.9%86.2%D Poor