Historical clue formulations

• Mystical mixtures — 2023-05-10
• Panaceas — 2021-09-11
• Magic potions — 2019-12-12
• Supposed life prolongers — 2002-11-15
• Nostrums — 2002-08-01
• Alchemists' concoctions — 2001-03-25
• Cure-alls — 1998-08-14