Pumpkin seeds and ripe hass avocado are significantly low, the data reflects that over and over again.
With hemp it’s not as clear. Pistachios, macadamias, sunflower seeds, watermelon seeds, and tiger nuts could all possibly be lower in oxalate.
Hemp is definitely lower in oxalate than peanuts, Brazil nuts, pine nuts, cashews, almonds, sesame, chia, walnuts and pecans.
Flax is low ox.
Oxalates are common. If you are worried about them add a small amount of calcium carbonate to form insoluble calcium oxalate which passes through the intestines, or eat more calcium containing cruciferous vegetables like broccoli, cabbage along with the foods that are your concern