Black tea is a kind of tea that’s constituted of the leaves of the Camellia sinensis plant It’s the most consumed tea on the earth and is understood for its daring taste and darkish colour.
The flavonoids present in black tea have been linked to improved cardiovascular well being later in life. Consuming a cup of black tea each day can present these advantages, however if you’re not a tea drinker, there are different dietary choices that include flavonoids.
Consuming a cup of tea each day may have potential well being advantages as you age, however even in the event you’re not a tea drinker, you’ll be able to nonetheless get the advantages of flavonoids by means of different dietary choices. Flavonoids are pure substances discovered in lots of widespread meals and drinks, similar to black and inexperienced tea, apples, nuts, citrus fruits, and extra.
Flavonoids have lengthy been acknowledged for his or her well being advantages, however new analysis from Edith Cowan College (ECU) means that they might be much more helpful than beforehand thought. The Coronary heart Basis supported a research of 881 aged girls (median age 80 years) who discovered that those that consumed a excessive stage of flavonoids of their weight-reduction plan have been much less more likely to have a big accumulation of belly aortic calcification (AAC).
AAC is the calcification of the belly aorta – the physique’s largest artery that provides oxygenated blood from the guts to the belly organs and decrease limbs – and is a predictor of cardiovascular dangers similar to coronary heart assault and the stroke It has additionally been discovered to be a dependable predictor for late-life dementia.
ECU Diet and Well being Innovation Analysis Institute analysis and research chief Ben Parmenter stated that whereas there have been many dietary sources of flavonoids, some had notably excessive quantities.
“In most populations, a small group of meals and drinks—ones excessive in flavonoids—contribute the vast majority of complete dietary flavonoid consumption,” he stated. “The primary contributors are often black or inexperienced tea, blueberries, strawberries, oranges, pink wine, apples, raisins/grapes, and darkish chocolate.”
The flavonoid household
There are a lot of several types of flavonoids, similar to flavan-3-ols and flavonols, which the research indicated additionally appear to have a relationship with AAC. Research individuals who had the next consumption of complete flavonoids, flavan-3-ols and flavonols have been 36-39 % much less more likely to have in depth AAC.
Black tea was the research cohort’s most important supply of complete flavonoids and was additionally related to considerably decrease odds of intensive AAC. In contrast with respondents who didn’t drink tea, individuals who had two to 6 cups per day had a 16-42 % much less likelihood of getting in depth AAC.
Nonetheless, another dietary sources of flavonoids, similar to fruit juice, pink wine, and chocolate, didn’t present a major helpful affiliation with AAC.
Not solely you
Though black tea was the principle supply of flavonoids within the research – most likely due to the age of the individuals – Mr. Parmenter stated that individuals may additionally profit from flavonoids with out placing the warmth.
“Besides for girls who don’t drink black tea, the overall consumption of flavonoids with out tea additionally appears to guard towards in depth calcification of the arteries,” he stated. “This means that flavonoids from sources aside from black tea could also be protecting towards AAC when tea shouldn’t be consumed.”
Mr. Parmenter stated this was vital as a result of it permits non-tea drinkers to profit from the flavonoids of their weight-reduction plan.
“In different populations or teams of individuals, similar to younger folks or folks from different nations, black tea may not be the principle supply of flavonoids,” he stated. “AAC is a significant predictor of vascular illness occasions, and this research reveals that the consumption of flavonoids, which may shield towards AAC, are simply obtainable within the weight-reduction plan of the vast majority of the folks”.
Reference: “Increased Recurring Dietary Flavonoid Consumption Associates With Much less Intensive Stomach Aortic Calcification in a Cohort of Older Girls” by Benjamin H. Parmenter, Catherine P. Bondonno, Kevin Murray, John T. Schousboe, Kevin Croft, Richard L. Prince, Jonathan M. Hodgson, Nicola P. Bondonno and Joshua R. Lewis, November 3, 2022, Arteriosclerosis, Thrombosis and Vascular Biology.
DOI: 10.1161/ATVBAHA.122.318408
