You need an instruction manual and spreadsheet to eat the planetary-diet – the diet that published, peer reviewed studies show leads to vitamin B-12 and other nutrient deficiencies – see Nutrition: “Planetary-diet” could lead to poor health
The we have this:
“It needs to be well-planned to make sure that you’re getting enough protein, calcium and things like vitamin D, iron and vitamin B12, which become even more important as we age,” says Sanders.
Nutritionist shares 8 tips on going plant-based – and how to stick to it | The Independent
It’s so natural that even those in the nutrition experiments, with expert, individualized advice, became nutrient deficient.
Indeed, the nutritionist quoted in this article says to eat plant-based “protein” which guarantees most will end up vitamin B-12 deficient.
She says, “Seek professional advice“. Yes, it’s so natural you need to consult experts like her!
Pro tip: do the opposite of what ever a nutritionist quack recommends. They have a long history of being wrong and causing harm.