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Home » Keywords » quality control

Items Tagged with 'quality control'

ARTICLES

Oregano-Oil-Softgels-GettyImages-2254123508.jpg

Oregano Oil on Amazon? New Testing Reveals Quality Gaps

A NOW new analysis of oregano oil supplements sold on Amazon reveals widespread potency failures—and raises fresh concerns about marketplace quality control.
May 6, 2026
Maggie Jaqua, Content Director

NOW's latest round of industry quality testing of dietary supplements involved 35 oregano oil supplements sold on Amazon, and found nearly two-thirds failed potency standards.


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Supplier Toolkit

Navigating Supply Chain Volatility

From extreme weather to tariffs to war, here's how to prepare and remain viable when the only constant is change.
March 26, 2026
Richard Ortega, Associate Editor, WholeFoods Magazine

To better understand current and emerging prospects and difficulties in supply chain operations, we asked field experts for an account of what to expect in 2026.


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St. John's wort herbal supplement in test tube, bottles with natural oil on a table

NOW Testing of St. John’s Wort Sold on Amazon Shows "Widespread Failure"

The company says the findings indicate both use of incorrect test methods and low-quality products.
November 11, 2025
Maggie Jaqua, Content Director

NOW has shared the latest results from its industry quality testing program of dietary supplements, which investigates unfamiliar brands sold on online in an effort to raise awareness on low-quality products.


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GettyImages-2162956896.jpg

Lab Testing Partnerships Done Right

Experts outline the lab qualifications and industry trends to prioritize in the year ahead.
September 26, 2025
Richard Ortega, Associate Editor, WholeFoods Magazine

Brands investing in research and aligning themselves with the right labs are the ones establishing customer loyalty and repeat sales.



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Natural-View-NOW-Katie.jpg

The Natural View: NOW's Commitment to Supplement Quality & Transparency

NOW's Director of Quality discusses safety, lab testing, and the importance of transparency in the natural products space.
April 2, 2025
WholeFoods Magazine Contributor

Take a deep dive into nutritional supplement quality control, and transparency in the natural products space with NOW Foods. 


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White Pill Bottle With B12 Text Made Of Rounded Vitamin B12 Tablets 3d

Methyl B-12 Testing of Brands on Amazon Yields Mixed Results

There were fewer product failings in NOW's latest round of testing, but the company said the results underscore the need for more robust testing and quality control measures.
March 21, 2025
Maggie Jaqua, Content Director

Take a look at NOW's latest results investigating unfamiliar brands sold on Amazon.


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Magnifying glass with pills on blue.

NOW’s Testing of Products Sold on Amazon Show "Serious Problems Persist"

The latest round of testing re-investigated SAM-e.
November 21, 2024
Maggie Jaqua, Content Director

NOW has shared the latest results of its industry self-policing program of testing unfamiliar brands sold on online in an effort to expose and address low-quality products in the marketplace.


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Natural drug research, Natural organic and scientific extraction in glassware, Alternative green herb medicine.

20 Herbs & Fungi Requiring Extra Scrutiny

Alkemist Labs reports that these botanicals and fungi most frequently failed its identity testing during the first half of 2024.
June 17, 2024
WholeFoods Magazine Staff

"We encourage brands to be especially careful sourcing these materials, and make sure they are tested by the most competent labs,” said Alkemist Labs CEO Elan Sudberg.


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Grunge green recall round rubber seal stamp on white background

NOW Issues Voluntary Recall on Phosphatidyl Serine Not Meeting Label Claim

NOW is working with FDA to execute the voluntary recall, which includes contacting all customers that ordered the affected products with detailed instructions on next steps.
January 10, 2024
WholeFoods Magazine Staff

Testing of Phosphatidyl Serine revealed that some units of certain lot numbers from NOW do not meet label claim. Read on for the impacted lots.


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Berberine supplements

NOW Testing of Berberine Products Purchased on Amazon and Walmart.com Reveals Serious Quality Problems From “No Name” Brands

Unscrupulous players are aiming to make a buck off of the berberine trend. Read on for the findings—and how natural products retailers can help protect consumers.
December 21, 2023
Maggie Jaqua, Content Director

NOW's latest round of product testing (its 16th in its ongoing efforts to call out bad actors) examined more than 30 berberine supplements. 


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More Articles Tagged with 'quality control'
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