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The Labs Behind Purecise

Our greatest asset is who makes our products. These are the established U.S. contract manufacturers behind Purecise — each with real credentials you can verify yourself.

XYMOGEN Designs for Health DaVinci NutriDyn

XYMOGEN®

Orlando, Florida · USA

A family-owned, practitioner-channel manufacturer of professional-grade formulas, known for first-to-market formulations developed by an in-house medical research team. Purecise sources formulas such as Cortisolv®, ActivNutrients® Chewable, and XymoZyme® from XYMOGEN — each supplied with a product Certificate of Analysis.

FDA-Registered Facility cGMP-Compliant Facility Patented Ingredient Technologies Per-Product COA
Documentation & Patented Ingredients
XYMOGEN Certificate of Analysis
Certificate of Analysis
COA
ActivNutrients® Chewable — COA
COA
XymoZyme® — COA
COA
OptiMag® Plus — COA
COA
Cortisolv® — COA
US PATENT 7,318,938
Sensoril® Ashwagandha

Patented adaptogen used in Cortisolv®.

Designs for Health®

Montana & Nevada · USA
NSF-GMP Registered Facility

A leading practitioner supplement manufacturer with in-house facilities and a science-first philosophy. Purecise sources formulas including Brain Vitale®, Ultra Pure® Cod Liver Oil, and Trizomal™ Glutathione from Designs for Health — with U.S. Certificate of Origin.

FDA-Registered Facility NSF GMP Registered NSF Certified for Sport 21 CFR 111 · Company C0028560

DaVinci Laboratories · FoodScience, LLC

Williston & Colchester, Vermont · USA

Manufactured by FoodScience, LLC — an FDA-registered Vermont facility (est. since the 1970s) with a strong FDA inspection record: its last three inspections were all classified "No Action Indicated" (NAI), the best possible outcome. Purecise sources selected formulas here with U.S. Certificate of Origin.

FDA-Registered Facility Clean FDA Inspection History (NAI) FEI 1217981 / 3006988952 U.S. Certificate of Origin
FDA Record & Documentation
Certificate of Analysis
Certificate of Analysis
Certificate of Origin
U.S. Certificate of Origin
INSPECTION 2021 · 2024 · 2026
All NAI

No Action Indicated — the FDA's best inspection classification.

Private-Label Agreement
Private-Label Agreement

NutriDyn®

Maple Plain, Minnesota · USA

A professional nutrition brand whose formulas are produced in FDA-registered U.S. facilities. Purecise sources selected NutriDyn formulas, each supplied with a batch Certificate of Analysis.

FDA-Registered U.S. Supply Batch Certificate of Analysis
Batch Documentation
NutriDyn Certificate of Analysis
Certificate of Analysis
Private-Label Agreement
Private-Label Agreement
EACH BATCH
COA Provided

Identity & potency documentation per production run.

USA
Minnesota-Made

Produced in FDA-registered U.S. facilities.

We list only qualifications each manufacturer actually holds — for example, NSF-GMP applies to Designs for Health and is not extended to others. See all Purecise brand documents on our Quality & Certifications page. Canadian and Australian manufacturing partners are planned.