The Vitamin C Lie

Fact: Most Ascorbic Acid is Synthetic

When we walk down the supplement aisle or read the ingredients of fortified foods, we often come across ascorbic acid. Surprisingly, the majority of ascorbic acid available in these forms is synthetic.(2) Synthetic ascorbic acid is chemically identical to its natural counterpart but is produced through manufacturing processes. These processes typically involve starting with glucose or other sugar sources and converting them into ascorbic acid.
https://www.livewholier.com/blogs/your-health/is-ascorbic-acid-synthetic-exploring-the-truth-about-vitamin-c