§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · JUN-2026● VERIFIED SUBMISSION · PUBLIC RECORD

Home › Lab Tests › BetterBio Synthesis, FOXO4-DRI

◆ Batch ID · FOX040126✓ Verified · Pass

FOXO4-DRI × BetterBio Synthesis - Lab Test, June 2026

Tested Monday, June 08, 2026 · submitted by @Frank 👑 Legend

HPLC Purity

99.78%

✓ Excellent

PeptideFOXO4-DRI

Brandbetterbiosynthesis.com

Labfreedomdiagnosticstesting.com

↓ Download COA 🔗 Share

Independent verification available

freedomdiagnosticstesting.com publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.

Open verification portal ↗

Test results

7 data points

Purity

99.78%

Endotoxins

Not tested

Stated qty

10 mg

Tested qty

9.98 mg

Qty match

100% of labeled · +0%

Batch ID

FOX040126

Container

White Lyophilized Powder

Tested by

freedomdiagnosticstesting.comView profile →

◆ Quantity verification

10 mg→9.98 mg+0%

About this test

This independent HPLC-MS lab test confirms FOXO4-DRI 10mg from BetterBio Synthesis at 99.78% purity. The analysis was conducted by Freedom Diagnostics on June 8, 2026.

FOXO4-DRI is a cell-penetrating peptide researched for its role in cellular longevity, senescent cell clearance, and aging-related processes. A purity level of 99.78% indicates minimal contamination and high-grade synthesis.

The full certificate of analysis is available for download on this page.