Breast cancer is a disease that affects mostly women between 45 and 65 years old, where a lump is produced in the affected breast, because the axillary lymph nodes become inflamed.Risk factors in women are: Early menarche, having a family history of cancer, advanced age, obesity, physical inactivity, starting menopause at an early age, having a poor diet.The present study demonstrates the importance of improving the lifestyle through a vegetarian diet where the reduction of carcinoma is evidenced.