Depending on whom you ask, there are different top health conditions the marketplace is gravitating toward. Here are the top three picks of a number of industry insiders:

“For 2009, our marketing efforts have highlighted two growing segments of the functional-food/beverage marketplace — cognition and nutricosmetics — and a third campaign supporting the concept of boosting immune is forthcoming."

—Patrick Morris, communications manager, Fortitech

“Cold/flu/immune, joint health and heart health are among the largest condition-specific categories. Heart-health, brain-health and bone-health categories post the greatest growth in 2007."

—Nutrition Business Journal

“At GTC Nutrition, we partner with our manufacturing customers to address top consumer concerns in the areas of bone, cognitive, digestive, heart and immune health."

—Coni Francis, PhD, RD, senior manager of scientific and government affairs, GTC Nutrition

“Digestive health: the biggest trend; weight management — a bright future for foods that make you want to eat less; energy: new markets waiting to be discovered."

—Julian Mellentin, New Nutrition Business trends for 2009

Weight management, diabetes and heart disease are the top three conditions for which US adult consumers say they would be willing to use dietary supplements, according to Natural Marketing Institute's 2007 Health and Wellness Trends Database study.

Sleep, energy and stress — top three health concerns among ages 25-45 demographic.

—NMI

Japan's FOSHU, by condition: gut, 64 per cent; dental health, 14 per cent; triglycerides/body fat, 11 per cent.

Go to Condition-specific Directory