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Most Supplements Now Made in Chinese Factories Using Genetically Engineered Microbes

ZOE Science & Nutrition · Most replayed moment: What The Science Says About Supplements | Prof Tim Spector & Prof Sarah Berry · June 23, 2026
Most Supplements Now Made in Chinese Factories Using Genetically Engineered Microbes
ZOE Science & Nutrition
ZOE Science & Nutrition
Most replayed moment: What The Science Says About Supplements | Prof Tim Spector & Prof Sarah Berry
"Most of them are now made in China. It's the biggest producer of these in vast factories. And I think the majority are now made from genetic engineering of microbes. They ferment them in these big tanks."
Professor Tim Spector revealed that the majority of vitamin and mineral supplements are now manufactured in China through genetically engineered microbe fermentation in industrial tanks, contradicting consumer perceptions of supplement production. He noted that surveys show some supplements don't even contain the chemicals they claim.
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ZOE Science & Nutrition
ZOE Science & Nutrition

Most replayed moment: What The Science Says About Supplements | Prof Tim Spector & Prof Sarah Berry

August 3, 2026 · 4 Egleze moments
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