I have the same question as alina — everywhere I look there is contradictory information out there
on oxalic acid in food, not only for kidney stones but other issues as well.
One caveat with the green smoothies... apparently some have so overdosed
on oxalic acid from kale and other green smoothies, they required medical care.
With my newly acquired information
on oxalic acid, I decided to chop up and boil the beet greens first, drain them, and then add them to the soup.
Not exact matches
Leafy greens low in
oxalic acid (which also binds calcium) are a better option for getting calcium
on a PBD.
This of course made me do some research, and I found out that spinach contains
oxalic acid, which forms little crystals
on your teeth.
I shared a recipe for green soup from foraged greens along with information
on reducing the
oxalic acid in the greens to improve mineral absorption.
However if you saute the greens, you are cooking them which causes the
oxalic acid to be released, but the
oxalic acid remains
on the greens so you are ingesting it.
Some sources suggest that babies
on a vegetarian diet may be at risk of reduced calcium levels, because they may eat more of the plants containing
oxalic and phytic acids that we referred to above.
I am
on a low
oxalic acid diet to prevent kidney stones.
With spinach, another great source
on paper, the minerals are famously hard to absorb due it being extremely high in the mineral - binding
oxalic acid.
If your body forms kidney stones from oxalate, you should cut down
on foods that are rich in
oxalic acid.
A green juice made from raw vegetables a few times per week is just fine, but cruciferous raw vegetables contain
oxalic acids, substances which can have negative effects
on your thyroid.