Marc Brush, principal at the Bend consultancy, honed his market research bona fides running Nutrition Business Journal. He’s helping shape the personalized healthcare and nutrition pursuit, is building the future of innovative immune-support products and brands, and has genius insights on the future of consumer demographics and market success. Listen in as Insider senior editor Todd Runestad sits down with Brush as they discuss:

• How to make personalization work in the market (hint: no one is there yet).
• As we enter the second year of the colds-and-flu season, has immunity supplements supplanted multivitamins as the foundation of health?
• Is influencer marketing really losing its luster? What then, then?