Fig 1.
pH values in different storage period.
*All values are express as mean ± SD. *Mean followed by different superscript letters in each raw are significantly different (p<0.05).
Fig 2.
Effect of coating on weight loss.
*All values are express as mean ± SD. *Mean followed by different superscript letters in each raw are significantly different (p<0.05).
Fig 3.
Changes in firmness in the coating samples.
*All values are express as mean ± SD. *Mean followed by different superscript letters in each raw are significantly different (p<0.05).
Fig 4.
Effect of coating on lightness.
*All values are express as mean ± SD. *Mean followed by different superscript letters in each raw are significantly different (p<0.05).
Table 1.
Comparison of different color parameter (a, b and Hue values) for different samples of the product.
Table 2.
Proximate composition of guava and aloe vera.
Fig 5.
Vitamin C content of the coating samples.
*All values are express as mean ± SD. *Mean followed by different superscript letters in each raw are significantly different (p<0.05).
Table 3.
Effect of coating on total phenol content of guava (mg GAE per 100 g).
Table 4.
Sensory studies of coated guava.