Quality Documents — COA & GMP
Quality documents
This page provides laboratory Certificates of Analysis (COA) and the manufacturing facility’s GMP certificate. It does not sell products.
1. GMP certificate (manufacturing facility)
[View GMP certificate (PDF)]
2. Choose your product to view the COA
Match the product name on your bottle or box.
• DEEPZENO L-Theanine Liquid Drops
• DEEPZENO Iron Bisglycinate Gummies