Historical clue formulations

• Diet that eschews processed food — 2026-07-28
• Prefix with botanist — 2025-10-16
• Type of hunter-gatherer diet — 2025-05-21
• Kind of diet inspired by hunters and gatherers — 2025-05-12
• Dairy-less diet — 2025-05-01
• High-protein diet — 2025-02-09
• Prefix with -lithic — 2024-09-22
• Stone Age diet, familiarly — 2024-07-22
• Prefix with -lithic — 2023-10-08
• Kind of diet — 2023-09-22
• Prefix with biology — 2023-06-08
• Kind of diet that eschews processed foods — 2023-06-04
• Opposite of neo- — 2023-01-08
• "Caveman diet," familiarly — 2022-09-05
• Primitive kind of diet — 2022-05-19
• Low-carb "stone age" diet — 2021-10-13
• Ancient: Prefix — 2021-09-12
• Primitive kind of diet — 2019-01-29
• Kind of diet replicating that of early humans — 2017-10-16
• Kind of diet regimen based on nonmodern eating habits — 2017-09-11
• Alternative regimen to an 84-Down, informally — 2016-08-21
• Early: Prefix — 2013-08-16
• Prefix with -lithic — 2012-07-21
• Early: Prefix — 2010-02-21
• Archaeologist's prefix — 2008-08-27
• Prefix with -zoic — 2008-02-03
• Opposite of neo- — 2005-04-21
• Early: Prefix — 2004-12-01
• Prefix with biology — 2002-09-01
• Opposite of neo- — 2001-12-06
• Prefix with -lithic — 1999-06-16
• Prefix with anthropology — 1998-01-26
• Ancient: Prefix — 1997-06-16
• Ancient: Prefix — 1996-01-25
• Prefix with -lithic — 1995-12-04
• Archaeologist's prefix — 1995-11-01
• Ancient beginning — 1994-01-10