Cut the chicken breast into bite-sized pieces.
Slice sweet potato, cabbage, onion, and carrot into edible sizes.
In a bowl, combine gochujang (Korean chili paste), soy sauce, minced garlic, chili powder, pepper, and oligosaccharide to make the marinade.
Add the marinade to the prepared ingredients and mix well.
Drizzle a small amount of olive oil in a pan, then stir-fry the chicken breast and vegetables together.
Stir-fry over medium heat until all ingredients are cooked through.