Fresh guava leaves and dried guava leaves have different effects due to differences in active ingredients after drying. Here are the different effects of fresh and dried guava leaves.
Fresh guava leaves and the effect of controlling blood sugar
Fresh guava leaves contain a large amount of flavonoids, especially quercetin, which has the effect of inhibiting alpha-glucosidase enzymes, helping to reduce sugar absorption from food.
According to research published in the Journal of Nutrition & Metabolism, people with type 2 diabetes who drink fresh guava leaf water every day for 12 weeks have more stable blood sugar levels than those who do not.
How to use: Drink fresh guava leaf juice or boil fresh guava leaves into tea to control blood sugar.
Dried guava leaves and digestive stabilization effects
After drying out, guava leaves contain a lot of tannin and insoluble fiber, which help reduce diarrhea, fight inflammation and balance the intestinal microflora. Tea from dried guava leaves has the ability to inhibit the growth of diarrhea-causing bacteria such as E. coli and Salmonella.
You can limit drinking dried guava leaf tea every day to aid digestion, reduce bloating and diarrhea.
Fresh guava leaves and antibacterial effects on the skin
Thanks to its high flavonoid and tannin content, fresh guava leaves have strong antibacterial properties, helping to reduce inflammation, treat acne and heal wounds.
According to research from the International Journal of Experimental Medicine (IJEM), juice from fresh guava leaves can kill P. acnes bacteria, the main cause of acne.
Crush fresh guava leaves, mix with water and apply to inflamed or acne-prone skin to kill bacteria.
Dried guava leaves and cardioprotective effects
Dried guava leaves contain ursolic acid and triterpenoids, which help reduce LDL cholesterol (bad cholesterol) and increase HDL (good cholesterol). According to research by the American Heart Association (AHA), drinking dried guava leaf tea for 8 weeks helps reduce 9.9% of bad cholesterol and reduce the risk of atherosclerosis.
How to use: Drink dried guava leaf tea every day to maintain cardiovascular health.
Fresh guava leaves and immune-boosting effects
Fresh guava leaves are rich in vitamin C and polyphenols, helping the body produce more white blood cells to fight viruses and bacteria.
A study in the International Journal of Nutritional Sciences showed that drinking fresh guava leaf water helps reduce the risk of flu and cold by up to 25%.
Boil fresh guava leaves with ginger to increase tea's resistance.
Dried guava leaves and their weight loss support effects
Dried guava leaves contain catechin and tannin, which help inhibit starch digestion enzymes, thereby limiting calorie absorption and supporting weight loss.
According to the Indian Institute of Clinical Nutrition, people who drank dried guava leaf tea twice a day for 12 weeks lost an average of 2.4 kg compared to the group who did not drink it.
You should drink dried guava leaf tea before meals to reduce calorie absorption.
