INSULIN

Hormone produced in the pancreas (7)

Solution has appeared in 3 crosswords (2 across and 1 down):

• Quick crossword No 15,808 — 2021-01-06 00:00:13
  14D: Sugar-regulating hormone (7)
• Quick crossword No 15,436 — 2019-10-28 00:00:33
  13A: Hormone that regulates the storage of glycogen in the liver (7)
• Quick crossword No 15,237 — 2019-03-09 00:00:03
  21A: Hormone produced in the pancreas (7)