Background Transforming growth factor beta 1 (TGFβ1) is a pleiotropic cytokine that contributes to reparative skeletal remodeling by inducing osteoblast proliferation. migration. and angiogenesis. Organic bone matrix is the largest bodily reservoir for latent TGFβ1. https://parisnaturalfoodes.shop/product-category/vit-c-500mg-orange/