USANA's Vitamin D Supplement Shines Bright with ConsumerLab.com Seal of Approval--Setting the Standard for Product Quality

Rhea-AI Summary

USANA (NYSE:USNA) announced on October 16, 2025 that its maximum-strength Vitamin D supplement earned the ConsumerLab.com Seal of Approval for potency, purity, and label accuracy.

The tablet delivers 50 mcg (2000 IU) vitamin D3 per dose and includes vitamin K; testing required 100% of claimed ingredient amounts plus proper disintegration and bioavailability. Company executives framed the certification as validation of USANA's manufacturing, third-party testing, and evidence-based product standards.

Insights

Consumer Health Product Quality Analyst

USANA's ConsumerLab Seal strengthens product credibility; quality claim verifies label accuracy and potency for its 2000 IU vitamin D tablet.

Third‑party validation from ConsumerLab.com confirms the product met tests for potency, purity, disintegration, and label accuracy, which directly supports the firm’s quality claim that each tablet provides 50 mcg (2000 IU) of vitamin D3 and vitamin K. The declared testing endpoints map cleanly to what consumers and regulators expect from a quality supplement: delivered dose, absence of major contaminants, and appropriate dissolution for bioavailability.

The main dependencies are continued manufacturing consistency and sustained third‑party testing; a single seal documents performance at a point in time (Oct. 16, 2025). Watch for future batch re‑tests or any ConsumerLab re-affirmations over the next 6–12 months as concrete evidence that quality is persistent rather than isolated.

Investor Communications Analyst

ConsumerLab certification is a reputational positive that may modestly support consumer trust and product differentiation.

Public endorsement of label accuracy and potency provides independent support for marketing claims and can reduce consumer friction when choosing a supplement; this may help shelf competitiveness and direct‑to‑consumer confidence without changing disclosed financials. The release leverages the 42% figure on U.S. vitamin D deficiency to underline addressable demand but includes no revenue, margin, or volume data.

Key things to monitor are distribution and promotional plans that convert credibility into sales, plus repeat third‑party confirmations. Expect any measurable commercial or channel impact to appear over a 6–12 month horizon if the company reports sell‑through or expanded listings tied to this credential.

SALT LAKE CITY, Oct. 16, 2025 /PRNewswire/ -- USANA (NYSE:USNA), a global leader in cellular nutrition, is bringing a little more sunshine to wellness. Its top-rated Vitamin D supplement has officially earned the prestigious ConsumerLab.com Seal of Approval—a recognition reserved for products that deliver on purity, potency, and scientific precision. With approximately 42% of adults in the United States considered vitamin D deficient, having a vitamin D supplement on the market you can trust makes all the difference.

"This isn't just a win for our product—it's a win for consumers who deserve the very best," said Brent Neidig, USANA's Chief Commercial Officer. "We're proud to offer a supplement that not only meets expectations but inspires confidence in every tablet. The ConsumerLab.com Seal of Approval is more than a certification—it's a trusted endorsement that reflects our dedication to transparency, quality, and precision."

To earn the Seal of Approval, USANA's Vitamin D supplement was subjected to comprehensive testing for potency, purity, and label accuracy. The product was required to deliver 100% of the claimed amounts of vitamin D3 and vitamin K and demonstrate proper disintegration and bioavailability—benchmarks that align with USANA's own uncompromising internal standards.

All the Sunshine You Need in One Tablet
USANA's maximum-strength Vitamin D is your daily dose of sunshine in a tablet. Whether it's cloudy skies or cozy winter days, this powerhouse supplement can help provide some amazing benefits. USANA's Vitamin D supplement:

• Helps with development and maintenance of bones and teeth*
• Aids in the absorption and use of calcium and phosphorus*
• Provides 50 mcg (2000 IU) of vitamin D per tablet—more than four times the amount of the current recommendation

"At USANA, we don't just meet standards—we redefine them," said Dr. Kathryn Armstrong, USANA's chief scientific officer. "With 2000 IU of vitamin D3 in every tablet, this formula is built on science to support bone strength, immune defense, and nutrient absorption. Trust in your supplements has to be earned—and we earn it with every dose."

The approval from ConsumerLab.com is the latest in a long line of third-party validations that reflect USANA's role as an industry leader in evidence-based nutritional science.

USANA continues to invest in cutting-edge research, state-of-the-art manufacturing, and gold-standard testing protocols—ensuring that every product not only meets expectations but sets a new bar for excellence.

Experience the power of premium nutrition. Visit USANA.com to learn more about how USANA's award-winning products bring science and wellness together.

*These statements have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

About USANA

USANA (NYSE:USNA) has been providing premium-quality nutrition and lifestyle products for more than 30 years. From its award-winning supplements manufactured in its FDA-registered facility to its cutting-edge Celavive skincare and healthy living products, USANA is committed to empowering people to live healthier, more vibrant lives.

Discover the future of nutrition at USANA.com or explore the science at AskTheScientists.com.

Media Contact:
(801) 954-7645
media(at)USANAinc(dot)com

View original content to download multimedia:https://www.prnewswire.com/news-releases/usanas-vitamin-d-supplement-shines-bright-with-consumerlabcom-seal-of-approvalsetting-the-standard-for-product-quality-302585740.html

SOURCE USANA

FAQ

What did USANA (USNA) announce about its Vitamin D supplement on October 16, 2025?

USANA announced its maximum-strength Vitamin D earned the ConsumerLab.com Seal of Approval for potency, purity, and label accuracy.

How much vitamin D does USANA's supplement provide per tablet (USNA)?

Each tablet provides 50 mcg (2000 IU) of vitamin D3, plus vitamin K as stated in the announcement.

Why is the ConsumerLab.com Seal of Approval important for USANA (USNA) Vitamin D?

The seal signals independent verification that the product met 100% of claimed amounts and passed potency, purity, disintegration, and bioavailability tests.

Does USANA's announcement (USNA) claim health benefits for the Vitamin D supplement?

The announcement states the supplement helps with bone and teeth development/maintenance and aids calcium and phosphorus absorption, noting standard supplement disclaimers.

Where can investors find more information about USANA's (USNA) ConsumerLab certification and product details?

Investors can view the certification and product information via the company's website at USANA.com and ConsumerLab.com listings.