A vegetarian diet is unhealthy for growing bodies, and teens are too immature to make a healthy choice.

Lacto-ovo vegetarian diets are acceptable for teens but until the body's growth cycle is complete, she needs some egg and dairy products for good health.

Vegetarian diets can be healthy: ensure she includes whole-grain products, legumes, nuts, seeds, and soy dairy substitutes.

Vegetarian diets can be healthy for teens but should be supplemented with protein drinks and megavitamins.