Autophagy is a cellular catabolic process responsible for the degradation of cytoplasmic constituents. including organelles and long-lived proteins. that helps maintain cellular homeostasis and protect against various cellular stresses. Verteporfin is a benzoporphyrin derivative used clinically in photodynamic therapy to treat macular degeneration. https://www.parisnaturalfoodes.shop/product-category/biocell-collagen/