Grannuloma Annula is a benign inflammation of the skin. The treatment options are often directly on the skin. What we would recommend is having a balanced diet that is high in fruits and vegetables. Try including some anti-inflammatory foods such as the ones found on this list: https://www.nutriliving.com/blog/top-10-anti-inflammatory-foods.
Include these foods not only in your daily diet but also your Blast recipes!