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Vanta Bio

California, USA · Established 2019 · ★ 4.8 (2,134 verified reviews)

42 productsCOA-verifiedCold-chain available4-hour support SLA
🏛Est. 20197 years on platform
📦42 productsactive inventory
★ 4.82,134 verified reviews
🧪100% COAthird-party verified

About Vanta Bio

Vanta Bio launched in 2019 from a research lab in San Francisco. The company differentiates on stability engineering — Vanta peptides are formulated with proprietary lyophilization cycles and counterion management that extend reconstituted shelf life by 40% versus industry baseline. Every batch ships with a full HPLC-MS trace, not just a summary purity number. Vanta also publishes accelerated stability data (40°C/75% RH) for every product, a level of transparency rare in the peptide market. The lab employs four PhD analytical chemists and partners with Alkemist Labs for independent batch verification. Vanta's deepest catalog is in the cognitive and metabolic categories, including Selank, Semax, MOTS-c, and Tirzepatide. The brand has won the Peptide.best Quality Excellence award twice. Vanta also runs a public lot-traceability program: enter your batch number on the vendor portal to see the original COA, manufacturing date, and storage history. Cold-chain shipping included on all temperature-sensitive SKUs.

Products from Vanta Bio

All 25 products →
BPC-157 vial — sold on Peptide.best

BPC-157 10mg vial

★★★★★ 4.9 (842)
$47.99
Shop offers → TB-500 vial — sold on Peptide.best

TB-500 10mg vial

★★★★★ 4.8 (612)
$114.00
Shop offers → Semaglutide vial — sold on Peptide.best

Semaglutide 5mg vial

★★★★★ 4.7 (1240)
$38.00
Shop offers → Tirzepatide vial — sold on Peptide.best

Tirzepatide 15mg vial

★★★★★ 4.8 (538)
$124.00
Shop offers → Retatrutide vial — sold on Peptide.best

Retatrutide 10mg vial

★★★★★ 4.9 (184)
$181.00
Shop offers → GHK-Cu vial — sold on Peptide.best

GHK-Cu 100mg vial

★★★★★ 4.8 (456)
$31.00
Shop offers → Ipamorelin vial — sold on Peptide.best

Ipamorelin 5mg vial

★★★★★ 4.9 (712)
$53.00
Shop offers → CJC-1295 vial — sold on Peptide.best

CJC-1295 5mg vial

★★★★★ 4.8 (488)
$56.00
Shop offers → Sermorelin vial — sold on Peptide.best

Sermorelin 5mg vial

★★★★★ 4.7 (312)
$60.00
Shop offers → Tesamorelin vial — sold on Peptide.best

Tesamorelin 10mg vial

★★★★★ 4.8 (234)
$138.00
Shop offers → Melanotan II vial — sold on Peptide.best

Melanotan II 10mg vial

★★★★★ 4.6 (318)
$27.00
Shop offers → PT-141 vial — sold on Peptide.best

PT-141 10mg vial

★★★★★ 4.8 (268)
$94.00
Shop offers → DSIP vial — sold on Peptide.best

DSIP 5mg vial

★★★★☆ 4.5 (144)
$34.00
Shop offers → Selank vial — sold on Peptide.best

Selank 10mg nasal

★★★★★ 4.8 (224)
$40.00
Shop offers → Semax vial — sold on Peptide.best

Semax 30mg nasal

★★★★★ 4.7 (168)
$69.00
Shop offers → MOTS-c vial — sold on Peptide.best

MOTS-c 10mg vial

★★★★★ 4.8 (198)
$123.00
Shop offers → Epitalon vial — sold on Peptide.best

Epitalon 50mg vial

★★★★★ 4.9 (296)
$57.00
Shop offers → Thymosin Alpha-1 vial — sold on Peptide.best

Thymosin Alpha-1 10mg vial

★★★★★ 4.8 (172)
$92.00
Shop offers → AOD-9604 vial — sold on Peptide.best

AOD-9604 5mg vial

★★★★★ 4.6 (124)
$71.00
Shop offers → MGF vial — sold on Peptide.best

MGF 2mg vial

★★★★★ 4.6 (84)
$81.00
Shop offers → IGF-1 LR3 vial — sold on Peptide.best

IGF-1 LR3 1mg vial

★★★★★ 4.8 (206)
$108.00
Shop offers → NAD+ vial — sold on Peptide.best

NAD+ 500mg vial

★★★★★ 4.8 (348)
$162.00
Shop offers → KPV vial — sold on Peptide.best

KPV 5mg vial

★★★★★ 4.7 (96)
$46.00
Shop offers → LL-37 vial — sold on Peptide.best

LL-37 5mg vial

★★★★★ 4.7 (72)
$88.00
Shop offers → 5-Amino-1MQ vial — sold on Peptide.best

5-Amino-1MQ 50mg vial

★★★★★ 4.6 (88)
$75.00
Shop offers →

Reviews aggregate

4.8
★★★★★
2,134 verified reviews
5 ★
1,749
4 ★
256
3 ★
85
2 ★
21
1 ★
21
AT Alex T. ✓ Verified Buyer · Apr 2026

Consistent quality, fast shipping

Third order with Vanta Bio. COA matched what was advertised — purity confirmed at >99% on independent test. Cold-chain packaging arrived intact. Customer service replied within an hour when I asked about reconstitution. Would buy from again.

MR Mia R. ✓ Verified Buyer · Mar 2026

The full chromatogram is what sold me

Most vendors send you a one-page "purity certificate." Vanta Bio sends the full HPLC-MS trace. That's the difference. Reordering my third lot now.

About this vendor

Business location: California, USA
Year founded: 2019
Lab partner: Eurofins / Avomeen (independent third-party verification)
COA standard: HPLC-MS identity confirmation, HPLC-UV purity, endotoxin testing on injectables, counterion disclosure
Shipping: Free over $99 · Cold-chain included on temperature-sensitive items
Return policy: 15-day window per platform policy — see Returns

Vanta Bio is a verified vendor on Peptide.best. Every product listed has been independently sampled and tested by our trust & safety team. Read our full vendor verification standard at Trust & Safety. To report an issue with a Vanta Bio product, contact our support team — we take action within 24 hours.

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