Yes, the enzymes in pineapple and papaya as well as citrus break down dead skin cells. They also break down food that is inside your body.
Meat tenderizers are proteolytic enzymes. These enzymes break the peptide bonds between proteins (amino acids) found in meat. Collagen is the complex protein that holds meat together. Some tenderizers are made of pineapple stem and papaya. These have natural proteollytic enzymes.
Pineapple, mango and papaya contain proteases, enzymes that break down protein, which will digest the gelatin and prevent it from setting. If you use canned fruit which has been partially cooked then the fruit will no longer have active enzymes in them though.
It is widely believed that ripe fresh pineapple contains bromelain enzymes which helps healing, reducing inflammation and improving digestion. The digestion improvement was brought by the enzymes which act specifically to break down protein, thus ease digestion.
Plant Based enzymes are synthetically grown, help break down fat, protein and carbohydrates and function within a broad pH range. Plant enzymes, commonly bromelin (pineapple) and papain (papaya) play an important role in more complete digestion of all foods. They are activated at a temperature higher than normal body temperature, also making them a good anti-inflammatory.
You have to cook the pineapple first. Jello won't solidify if you add fresh pineapple.Because pineapples contain proteases, enzymes that break down proteins. Since jello mixes are mostly made of collagen from animal parts, or proteins, pineapples break them down to their simplest forms. When you boil pineapple, it denatures the protease and you should be able to make pineapple jello then.
The proteins in the pineapple called bromelain will break down the strands of protein in gelatin that forms jello. Hence, the effect of a fresh piece of pineapple on gelatin is able to keep the gelatin liquidfied.
Protease enzymes
Enzymes are used to break them down. There are many enzymes
Lysosomes use their enzymes to break proteins into "CELLS".
Enzymes are substances that break down food.
they break down sugars
Many sorts of enzymes at different parts of the system. In the mouth enzymes to break down sugars, in the stomach enzymes to break down proteins and in the small intestine enzymes to break down fats and sugars.