Use universal indicator or litmus paper
You can tell if a food contains an acid by tasting it. Acids typically give foods a sour or tangy flavor. Additionally, you can use pH test strips to measure the acidity level of a food.
The muscular bag that crushes food and contains acids is the stomach. It is a key organ in the digestive system where food is broken down by acids and enzymes to aid in the absorption of nutrients into the body.
Fish and Flaxseed
You taste it.
The stomach. the enzymes
You are probably referring to the stomach.
You can find acids in fruits, for example Oranges this contains Citric acid
Cartilage contains collagen, gelatin, and several amino acids.
Nutrition facts ;)
Every living thing contains amino acids. Amino acids are the building blocks of DNA.
The stomach contains strong acids that are used together with enzymes to digest food.
Which oil contains mostly polyunsaturated fatty acids?