Proteins can be broken down into amino acids by bromelain, a digestive enzyme that is found in pineapples. As a supplement, bromelain is also offered.
Pineapple
As an enzyme, papain breaks down proteins into amino acids. Papayas contain papain Don't overcook papayas, which can kill their digestive enzymes if they're ripe.
Papaya
Mangoes contain amylase, which breaks down starch into glucose and maltose. Amylase ripens mangoes.
Mango
Honey has diastase, amylase, invertase, and protease. Just get raw honey that hasn't been heated. Heated honey kills digestive enzymes.
Honey
Banana amylases and glucosidases break down complex carbs. As they ripen, yellow bananas are sweeter than green bananas.
Bananas
Avocados contain the digestive enzyme lipase, which breaks down fat molecules. Avocados or lipase supplements may help digestion after a high-fat meal.
Avocados
Sauerkraut has several digestive enzymes because it's fermented cabbage. Sauerkraut's probiotics may aid digestion.
Sauerkraut
Kimchi is fermented like sauerkraut. Bacillus bacteria add proteases, lipases, and amylases during fermentation.
Kimchi
Miso is a fermented soybean Japanese seasoning. It's fermented with the fungal koji, which provides digestive enzymes.