ANSWER
Below, are a few ingredients that can be used to improve the pale colour of strawberry jam:-
Proposed Ingredients | Functions |
Synthetic Colourings |
|
Fruit Juice Concentrates (Example: Strawberry/ Black Carrot Juice Concentrates) |
|
References
Abdel-Hady, M. M., Attia, G. Y. & Ali, A. M. (2014). Color Stability of Strawberry Jam Fortified by Purple Carrot Puree. Egyptian Journal of Agricultural Research, 92 (1).
Kirca, A., Ozkan, M. & Cemeroglu, B. (2007). Storage stability of strawberry jam color enhanced with Black Carrot Juice Concentrate. Journal of Food Processing and Preservation, 31(5), 531-545. https://doi.org/10.1111/j.1745-4549.2007.00140.x
Tripathi, M. Khanna, S. K. & Das, M. (2007). Surveillance on use of synthetic colours in eatable vis a vis Prevention of Food Adulteration Act of India. Elsevier, 18(3), 211-219.