Ph D Fitness Overview Ph D Flapjacks are a great alternative to a protein shake or a meal, ideal for those who are on the go & in need of a healthy snack. Highlights+ 19 Grams of protein per flapjack. + Low GI carbs, great source of fibre. + Low in Saturated fat. + Great source of strength & energy. + The goodness of whole oats & berries.