Drooid Logo
Back to today’s briefing

Story perspectives

Chuck Kesey, Probiotic Pioneer, Passes at 87

12/6/2025

41 6 Full Breakdown

1 of 1

Story summary
  • Chuck Kesey died at age 87 on November 6.
  • He co-founded the company that later became Nancy's Probiotic Foods, which introduced the first probiotic yogurt sold commercially in the United States in 1970.
  • Ken Kesey, Chuck's brother, was a novelist and counterculture icon known for One Flew Over the Cuckoo's Nest and for popularizing LSD.
  • Nancy's Probiotic Foods now produces about 80 cultured products, including yogurt, cottage cheese, and kefir.