Several vegetables—including red bell pepper, and broccoli—contain significantly more vitamin C per serving than oranges, ...

When consumed in large amounts, vitamin C is partially broken down into oxalate, which can combine with calcium to form crystals, potentially leading to kidney stones. Dietary sources of vitamin C, ...

so you can experiment with proteins and vegetables that are available in your area. Make it vegetarian by replacing the meat with garbanzo or white beans, and consider adding peppers, which are both ...