Novel lipids in traditional herbal teas unlock potential health gains

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The lipids successful immoderate herbal teas person been identified successful item for nan first time, preparing nan crushed for investigating their publication to nan wellness benefits of nan teas.

Herbal teas are enjoyed worldwide, not only for their sensation and refreshment but besides for a wide scope of reputed wellness benefits. But nan imaginable value of a class of compounds called lipids successful nan teas has been comparatively unexplored. Researchers astatine Hokkaido University, led by Associate Professor Siddabasave Gowda and Professor Shu-Ping Hui of nan Faculty of Health Sciences, person now identified 341 different molecular type from 5 categories of lipids successful samples of 4 types of herbal tea. They published their results successful nan diary Food Chemistry.

Lipids are a divers postulation of earthy substances that stock nan spot of being insoluble successful water. They see each of nan fats and oils that are communal constituents of galore foods, but they person mostly not been examined arsenic important components of teas.

The Hokkaido squad selected 4 teas for their first analysis: dokudami (Houttuynia cordata, food mint), kumazasa (Sasa veitchii), sugina (Equisetum arvense, communal horsetail) and yomogi (Artemisia princeps, Japanese mugwort).

"These herbs are autochthonal to Japan and person been wide consumed arsenic beverage from ancient times owed to their medicinal properties," says Gowda. The medicinal benefits attributed to these and different herbal teas see antioxidant, antiglycation, anti-inflammatory, antibacterial, antiviral, anti-allergic, anticarcinogenic, antithrombotic, vasodilatory, antimutagenic, and anti-aging effects.

The lipids successful nan teas were separated and identified by combining 2 modern analytical techniques called high-performance liquid chromatography and linear ion trap-Orbitrap wide spectrometry.

The study revealed important variations successful nan lipids successful nan 4 types of tea, pinch each type containing immoderate known bioactive lipids. These included a chopped class of lipids called short-chain fatty acerb esters of hydroxy fatty acids (SFAHFAs), immoderate of which had ne'er antecedently been recovered successful plants. SFAHFAs detected successful beverage could beryllium a caller root of short-chain fatty acids, which are basal metabolites for maintaining gut health.

"The find of these caller SFAHFAs opens caller avenues for research," says Hui, adding that nan lipid concentrations recovered successful nan teas are astatine levels that could beryllium expected to person important nutritional and aesculapian effects successful consumers.

The lipids discovered besides included α-linolenic acid, already known for its anti-inflammatory properties, and arachidonic acerb which has been associated pinch a assortment of wellness benefits. These 2 compounds are examples of a scope of poly-unsaturated fatty acids recovered successful nan teas, a class of lipids that are well-known for their nutritional benefits.

Our first study paves nan measurement for further exploration of nan domiciled of lipids successful herbal teas and their wide implications for quality wellness and nutrition. We now want to grow our investigation to qualify nan lipids successful much than 40 types of herbal beverage successful nan adjacent future."

Associate Professor Siddabasave Gowda, Faculty of Health Sciences, Hokkaido University


Journal reference:

Nath, L. R. (2024). Dissecting caller lipids and their creation successful herbal beverage utilizing untargeted LC/MS. Food Chemistry.