The New York Herb School - Institute of Herbal Medicine & Nutrition offers two Professional Certification programs. A 6-Month Certification Program in Oriental Dietetics (The Art of Healing with Food) and a One - Year Professional training Program Classical Chinese Herbology (The Art of Healing with Herbs). You can join the full programs or just take individual classes. We also have a Herb Shop, Wellness Programs and a Professional Line of Medicinal Mushroom Supplements. Shop Below.