Category: Made in usa

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What Vitamin C is Made in the USA? A Guide to Sourcing American-Made Supplements

Oct 16, 2025 •

3 min read

Over 95% of the world's bulk vitamin C, or ascorbic acid, is produced in China, a critical detail for consumers asking what vitamin C is made in the USA. This market reality means many products labeled as 'Made in the USA' are assembled here using globally sourced raw ingredients.