Fig. 4

Comparative bioaccessibility of standardized C. longa extract and regular turmeric extract. The bioaccessibility of the curcuminoids relative to the undigested content was determined. a Percentage bioaccessibility of the samples and b concentration of BDMC (standardized C. longa extract) and curcumin (regular turmeric extract) during gastrointestinal simulation. The values are mean ± standard deviation of three independent experiments. Data were analysed by two way ANOVA followed by Bonferroni test. *p < 0.05 was considered statistically significant