Redoxon

thumb|252x252px|Redoxon Double Action Vitamin C standard tablets thumb|266x266px|Redoxon Vita Guard Ace+ Vitamin C standard tablets

Redoxon is the brand name of the first artificially synthesized ascorbic acid (vitamin C). Redoxon was first marketed to the general public by Roche in 1934, making it the first mass-manufactured synthetic vitamin in history. The brand is now owned by German pharmaceutical company Bayer and is sold in many countries.