Whether or not tea raises blood sugar is complex. Some teas might help manage blood sugar levels, while others may have a minimal impact or, when consumed with sugar, could contribute to a temporary increase.
Here's a breakdown:
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Black Tea: Some research suggests black tea may help manage blood sugar. A 2017 study found that consuming black tea with a sugary drink led to lower post-meal blood sugar levels compared to a control group, in both healthy individuals and those with prediabetes.
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Other Teas: The effect of other teas on blood sugar levels varies. Many teas, especially those without added sugar, are unlikely to cause a significant spike in blood sugar.
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Added Sugar: The addition of sugar or honey to any tea will raise blood sugar levels. This is the most significant factor.
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Individual Responses: The impact of tea on blood sugar can also vary from person to person, depending on factors like overall health, diet, and individual metabolism.
Therefore, while some teas, particularly black tea, might offer potential benefits for blood sugar management, the key is to consume tea without added sugars. More research is needed to fully understand the effects of different types of tea on blood sugar levels.