I just refer to the official Finnish nutrition guidelines, they seem pretty reasonable.
https://www.ruokavirasto.fi/en/foodstuffs/healthy-diet/nutri...
Obesity among Finns is increasing. https://thl.fi/en/-/risk-factors-that-expose-finns-to-chroni...
Coincidentally, MAHA means stomach/tummy/belly in Finnish.
I liked the Canada food guide.
https://food-guide.canada.ca/en/
Discussion in 2019: https://news.ycombinator.com/item?id=18985017