- USANA Health Sciences, Company Information
Company-reported manufacturing share, R&D scope, scientific disciplines, and product-development approach. Read August 29 and re-read August 31, 2026.
- NSF Official Listings, USANA finished products under NSF/ANSI 173
Independent listing record naming the facility, certification standard, finished products, and each product's recommended daily serving. Read August 29 and August 31, 2026, when it named 12 finished products, and re-read September 23, 2026, when it named 11; the counts on this page were corrected in the September 24, 2026 update.
- USANA Health Sciences, 2025 Sustainability Highlights
Company-reported R&D investment, product launches, and GMP training completion. Read August 29, 2026.
- USANA Health Sciences, 2026 second-quarter filing
Current company filing used for product-line mix, Essentials/CellSentials sales context, and company reporting. Read August 29, 2026.
- USANA Health Sciences, 2026 CellSentials ConsumerLab announcement
Company announcement describing the reported testing scope and current formulation. ConsumerLab's underlying report was not available in the source reviewed here. Read August 29, 2026.
- Ask The Scientists, USANA product overview
USANA-owned product reference used for the catalog roles and ingredient summaries for HealthPak, Procosa, and BiOmega. It is product information, not independent efficacy evidence. Read August 29, 2026.
- USANA Health Sciences, 2025 MagneCal D ConsumerLab announcement
Company announcement describing ingredients and the reported purity, potency, label-accuracy, and disintegration checks. Read August 29, 2026.
- USANA, U.S. CoQuinone 30 Supplement Facts
Product label used for active ingredients, other ingredients, allergens, and the absence of established Daily Values. Read August 29, 2026.
- USANA Health Sciences, 2026 Clear Protein + Creatine Mix announcement
Company announcement used for the launch date, format, serving amounts, flavors, and manufacturing statement. It is not comparative clinical evidence. Read August 30, 2026.
- USANA Health Sciences, 2025 Nutritionals Portfolio Announcement
Company announcement used for the Core Aminos format and ingredients, plus named formulation changes and launches. It is not independent efficacy evidence. Read August 30, 2026.
- Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc, Chapter 1
Institute of Medicine (National Academies Press), 2001. Used for what a Tolerable Upper Intake Level means and that it is not a recommended intake. Read September 23, 2026.
- Magnesium: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the supplemental magnesium upper limit and what it counts. Read September 23, 2026.
- Niacin: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the niacin upper limit and its basis in skin flushing. Read September 23, 2026.
- Vitamin D: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts. Read September 23, 2026.
- Folate: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts. Read September 23, 2026.
- Vitamin C: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts. Read September 23, 2026.
- Zinc: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts. Read September 23, 2026.
- Selenium: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts. Read September 23, 2026.
- Calcium: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts. Read September 23, 2026.
- Manganese: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts. Read September 23, 2026.
- Boron: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts. Read September 23, 2026.
- Buy Nutritionals, USANA Clear Protein Drink listing
Authorized independent distributor listing used for the current flavor, package quantity, protein amount, calories, sugar claim, and noncarbonated ready-to-drink format. Read August 30, 2026.
- U.S. Food and Drug Administration, Questions and Answers on Dietary Supplements
Regulatory context for manufacturing practices, premarket approval, labeling, and consumer safety. Read August 30, 2026.
- NSF/ANSI 173-2025, Dietary Supplements
Official standards-development record describing the standard's scope and evaluation criteria. Read August 29, 2026.
- Vitamin A and Carotenoids: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts in the stack builder. Read September 23, 2026.
- Vitamin E: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts in the stack builder. Read September 23, 2026.
- Vitamin B6: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts in the stack builder. Read September 23, 2026.
- Choline: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts in the stack builder. Read September 23, 2026.
- Iodine: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts in the stack builder. Read September 23, 2026.
- Copper: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts in the stack builder. Read September 23, 2026.
- Molybdenum: Fact Sheet for Health Professionals
NIH Office of Dietary Supplements. Used for the adult upper limit and what it counts in the stack builder. Read September 23, 2026.
- Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc, Chapter 13
Institute of Medicine (National Academies Press), 2001. Used for the adult upper limit and what it counts in the stack builder. Read September 23, 2026.