Germination greatly increased the proportions of bioaccessible antioxidants and starch.
Effects of HHP on the in vitro bioaccessibility of nutrients in GBR were evaluated.
HHP significantly increased the bioaccessibility of nutrients in GBR.
Effects of HHP processing on minerals bioaccessibility depended on the element species.
AFM revealed the changes induced by HHP processing on surface structure of GBR bran.