What if I have an allergy to nuts? 22 February 2022 07:41 ProLon® is not recommended for those who have nut allergies. The product contains macadamia nut, pecan, and almond. Related articles Can I participate in this program if I have a precedent of allergies, or maybe gluten or lactose intolerance? How many cycles of ProLon® can be recommended to an individual in a one-year period? Is there a "transition day" diet after completing five days of ProLon®? Do you experience ketosis while on ProLon®? Will I lose muscle mass while I am on this programme?