How Whole Grains Help Regulate Blood Pressure, Blood Sugar, and Cholesterol

In traditional Chinese medicine, barley, oats, and light wheat are valued as powerful foods for dietary therapy.
How Whole Grains Help Regulate Blood Pressure, Blood Sugar, and Cholesterol
Barley tea aids digestion, promotes fat burning, improves sleep, and may darken hair by nourishing the kidneys. (mujijoa79/Shutterstock)
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As people age, many face a range of health challenges, such as a slowing metabolism, increasing weight, high blood pressure, elevated blood sugar, high cholesterol, graying hair, and poor sleep. Traditional Chinese medicine (TCM) considers grains like barley, oats, and light wheat natural and effective for supporting digestion and promoting kidney and brain health.

1. Barley

A common concern for many middle-aged people is graying hair. According to “Classified Materia Medica” from Historical Classics for Emergency, barley promotes hair darkening and, when consumed regularly, can delay graying.

For those looking to nourish their hair and prevent graying, drinking barley tea—a traditional East Asian beverage made by roasting barley grains and steeping them in hot water—regularly is a natural, side-effect-free option that is safer and healthier than using hair dye.

Naiwen Hu
Naiwen Hu
Naiwen Hu is a Traditional Chinese Medicine physician at Shanghai Tong Te Tang in Taipei and a former Stanford Research Institute scientist. Hu has treated more than 140,000 patients, taught at an American university, and hosts a popular YouTube health program with 900,000 subscribers, as well as international wellness roadshows.