FOODS CONTAINS ACID

* ORANGE - Citric Acid 

* LEMON- Citric Acid 

* APPLE - Maleric Acid, Ascorbic Acid

* ONION - Oxalic Acids

* MILK - Lactic Acid 

* GRAPES - Tartaric Acid 

* PINEAPPLE - Tartaric Acid 

* POTATO - 

* CARROT- Tartaric Acid

* TAMARIND - Tartaric Acid 

* RICE - Phytic Acid 

* SOYA BEAN - Phytic Acid 

* COCONUT - Capric Acid 

* TAPIOCA - Hydrocyanic Acid

* VINEGAR - Acetic acid

* TEA - Tannic Acid 

* SOFT DRINK - Carbohydrates 

* SPINACH- Oxalic Acid