How to make extract?

I have to make extracts of grape seed and guava residues. I have seen different extraction techniques but berely understand any. Can someone guide me that how…

1. Food & Material Scientist reply

   Can give more details. What is the purpose of the extract? this will help to provide more related answers. Also the terminology is quite confusing, one is seed and other one is ca…

2. Adil Mehmood reply

   I am a researcher at University of Agriculture, Faisalabad, Pakistan. Grape seeds are rich in polyphenols and guava waste/residues generated by juice plants are also possessing gr…

3. Joshua Miguel Cruz reply

   Hi @AdilMehmood, I have tried extraction process (in freeze dried berries) for the same purpose, to get concentrated extracts. Assuming the process is quite similar, the basic ste…

4. Food & Material Scientist reply

   yes very interesting and good approach of study. Any item other than chicken patties that you may wish to try (so as to avoid any AO degradation at high temperature frying etc) wo…