Is blending and drinking food any less nutritious than chewing and eating it?

No, but drinking is usually less satisfying than eating. You are likely to consume more by making the intake easier. For healthy diet: http://www.choosemyplate.gov/., exercise 30 minutes/day, drink enough water daily so your urine is mostly colorless, have safe sex, no tobacco alcohol weed or street drugs. Get HPV vaccine. Wish you good health! Safe sex: https://www.hopkinsmedicine.org/health/wel