Bonjour! Welcome to the group.
For everyone else that is curious French savate looks really cool, I just google it. Looks like some MMA. Here is the first video that popped up for me.
I suggest you check out the journal section of this forum. See what people are eating and their workouts. The recipe section will also be helpful for you. Being allergic to soy is not uncommon, tons of people have this allergy and still eat a healthy diet. There are tons of good options out there. Look for things like hemp seeds, quinoa, kale, spinach, mushrooms, beans and lentils, yams and sweet potatoes, there are a million fruits and vegetables to eat out there as options to get all the nutrients that your body is in need of