The World Health Organization predicts that the percent of the world’s population over 60 years of age will nearly double in the next 35 years, growing to 22% in 2050 from 12% in 2015.

People are living longer, but their golden years are often marked by physical and mental decline. It is estimated that as many as 90% of seniors are deficient in Vitamin D, a critical nutrient for aging bodies and brains. Physicians frequently prescribe a vitamin D supplement, but fortified dairy foods contain a readily absorbable source of this nutrient, plus an overall nutrient package that may be more beneficial to bone, cardiovascular and cognitive health than a pill.

While protein consumption in the United States generally meets the minimum requirements, emerging research indicates a higher-protein diet — while staying within the range of 10% to 35% of total calories (the amount for weight management) — may have benefits for certain populations.