Preheat your oven to 400°F (200°C).
Mix olive oil, garlic powder, paprika, salt, and pepper in a bowl.
Coat the chicken breasts with the spice mixture evenly.
Place the chicken on a baking tray lined with parchment paper.
Arrange mixed vegetables around the chicken.
Squeeze fresh lemon juice over both the chicken and vegetables.
Bake in the preheated oven for 25 minutes, or until the chicken is cooked through.
Remove from the oven and let it rest for 5 minutes.
Garnish with fresh herbs before serving.
Enjoy your healthy chicken dish with a side salad.