If you’re Japanese, European or heavily involved in natural foods, nutraceuticals may be a regular item on your shopping list. But for the average American, nutraceuticals or functional foods are virtually unknown. That’s about to change. A new report, 2008 Culinary Trend Mapping Report on Emerging Health & Wellness, from Packaged Facts based on research from the Center for Culinary Development finds that have nutraceuticals have reached a tipping point in North America. That is, the adoption curve is speeding…