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Lab tests
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Lab tests for
optimasupply.is
39
Total tests
99.6%
Avg HPLC purity
3
Testing labs
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Newest
Highest purity
Date
Peptide
Tested by
Purity
DEC 18
2025
Sermorelin
Janoshik Labs
99.57%
View COA →
DEC 8
2025
Tesamorelin
Janoshik Labs
99.24%
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NOV 20
2025
GHK-Cu
Janoshik Labs
99.66%
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NOV 20
2025
TB-500
Janoshik Labs
99.35%
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NOV 20
2025
BPC-157
Janoshik Labs
99.60%
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NOV 20
2025
Glutathione
Janoshik Labs
99.21%
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NOV 20
2025
Melanotan II (MT-2)
Janoshik Labs
99.45%
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NOV 20
2025
Melanotan II (MT-2)
Janoshik Labs
99.60%
View COA →
NOV 20
2025
Thymosin-Alpha 1 (A1)
Janoshik Labs
99.16%
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NOV 20
2025
KPV
Janoshik Labs
99.75%
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NOV 20
2025
BPC-157
Janoshik Labs
99.07%
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OCT 18
2025
BPC-157
Chromate
99.25%
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AUG 15
2025
IGF-1 LR3
Janoshik Labs
99.52%
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JUL 30
2025
Retatrutide
Janoshik Labs
99.83%
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JUL 30
2025
Retatrutide
Janoshik Labs
99.55%
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JUL 22
2025
Retatrutide
Chromate
99.81%
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APR 28
2025
Retatrutide
Janoshik Labs
99.29%
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APR 28
2025
DSIP (Delta Sleep-inducing Peptide)
Janoshik Labs
99.86%
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APR 28
2025
EPITHALON
Janoshik Labs
99.58%
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APR 17
2025
Retatrutide
Chromate
99.92%
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APR 17
2025
Retatrutide
Chromate
99.98%
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APR 17
2025
Semaglutide
Chromate
99.98%
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APR 17
2025
Semaglutide
Chromate
99.82%
View COA →
MAR 18
2025
Retatrutide
Janoshik Labs
99.78%
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MAR 18
2025
Semaglutide
Janoshik Labs
99.81%
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MAR 18
2025
Semaglutide
Janoshik Labs
99.09%
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OCT 4
2024
PT-141
Janoshik Labs
99.93%
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OCT 4
2024
SS-31 (Elamipretide)
Janoshik Labs
99.92%
View COA →
SEP 4
2024
Survodutide
MZ Biolabs
99.85%
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AUG 28
2024
Semaglutide
MZ Biolabs
99.91%
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AUG 28
2024
Mazdutide
MZ Biolabs
99.95%
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AUG 1
2024
Mazdutide
Janoshik Labs
99.19%
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AUG 1
2024
SNAP-8
Janoshik Labs
99.83%
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AUG 1
2024
Survodutide
Janoshik Labs
99.47%
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JUN 26
2024
HGH Fragment 176–191
Janoshik Labs
99.11%
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JUN 3
2024
Retatrutide
Janoshik Labs
99.82%
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JUN 3
2024
Cagrilintide
Janoshik Labs
99.99%
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MAY 17
2024
Retatrutide
MZ Biolabs
99.43%
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MAR 19
2024
MOTS-C
Janoshik Labs
99.93%
View COA →