The ΔE value of the POJBs was 1.62±0.08 after HPP and 6.95±0.06 after HTST, indicating that HPP maintained the original color of the POJB compared with HTST, color variances of the HTST-treated sample during storage, as well as the HPP-treated POJB after 15-day strorage were perceptible
in this study.