21st Century
Comprehensive Brand Analysis
Fast Facts
Company History & Milestones
• 1991: 21st Century HealthCare founded in Tempe, Arizona, as a U.S.-based supplement manufacturer.
• 2018: Launch of PureMark Naturals, a clean-label division focusing on vegetarian and non-GMO products.
• 2021: Celebrated 30 years in business, with products distributed to more than 50 countries worldwide.
• 2023: Expanded international distribution and private-label contract manufacturing operations.
Product & Manufacturing Profile
Core Products
Vitamins, minerals, multivitamins, probiotics, herbal formulas, weight-management products, and pet supplements under the 21st Century brand and private-label lines.
Manufacturing Model
Products are manufactured in-house at the Tempe, Arizona facility under current Good Manufacturing Practices (cGMP). The company also offers contract manufacturing and private-label services.
Quality Certifications
Operates an FDA-registered, cGMP-compliant manufacturing facility; maintains ISO/IEC 17025:2017 accredited laboratories; implements an internal vendor certification program for ingredient suppliers.
Third-Party Testing
All testing is performed in-house in ISO-certified labs. While the company states compliance with cGMP and FDA regulations, it does not publicly release Certificates of Analysis (COAs) or third-party lab test results.
Transparency
Ingredient Sourcing
Uses a supplier certification system to verify ingredient purity and compliance; specific ingredient origins and supplier names are not publicly disclosed.
Published Testing
Testing and quality control are conducted internally; no batch-level public reports or external testing databases are published.
Sustainability
The company highlights recyclable packaging and responsible sourcing practices but does not maintain a publicly available sustainability or ESG report.
Trust Score
21st Century demonstrates strong manufacturing integrity with full in-house production, cGMP compliance, and ISO-accredited labs, which indicates a robust quality system. The lack of public third-party testing or full ingredient traceability prevents it from achieving the highest rating, but its 30-year history and consistent product standards support a high trust score.
Sources
Featured Ingredients
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