Lesson 4 – Nutritional Therapy Course: Summer 2020 You must first complete Lesson 1 – Nutritional Therapy Course: Summer 2020 before viewing this LessonPlease sign up for the course before starting the lesson. Lesson 3 - Nutritional Therapy Course: Summer 2020 Test 1: Nutritional Therapy Course - Summer Back to: Nutritional Therapy Course Online Summer 2020