Conclusion
Attempts have been made to manipulate the levels of amylose and RS in rice flours and starches by adding high amylose and high RS maize starches. Physicochemical properties including thermal, textural properties and starch digestibility were influenced by amylose and RS content. The GI values of rice flours and starches, which are generally high, can be reduced by increasing the levels of amylose and RS. Apart from producing rice flours or starches from high amylose rice varieties, it can also be done at by adding a key functional ingredient. This study used high amylose and high RS maize starches. It could also be possible to use other cereal starches which contribute to similar functional properties.