At 45, the goal should generally be to preserve muscle and bone, support heart and brain health, maintain a healthy weight, and reduce the risk of diabetes and other chronic diseases.
A good everyday eating pattern would be:
Protein, Vegetables, Fruit, Whole grains,Oats, brown rice, Healthy fats; Olive oil, avocado, nuts, seeds, and fatty fish such as salmon. Fiber; Beans, vegetables, fruits, whole grains, nuts, and seeds are excellent sources.
Calcium and vitamin D: Dairy or fortified alternatives, leafy greens, and other calcium-rich foods can help maintain bone health. And most importantly, Make water the primary beverage. Limit sugary drinks.