I'm working on a food delivery service that helps count macro- and micronutrients (in Shanghai). RDA of magnesium is ~400mg, which is reachable with ~300g of c

I'm working on a food delivery service that helps count macro- and micronutrients (in Shanghai). RDA of magnesium is ~400mg, which is reachable with ~300g of cooked salmon or halibut (~600 kcal), or 350g cooked navy beans (~250 kcal).