Coffee review

Is it pure black coffee? The advantages and disadvantages of long-term drinking ear-hanging follicular coffee

Published: 2025-08-21 Author: World Gafei
Last Updated: 2025/08/21, First of all, I can tell you that coffee is pure black coffee. We usually drink ear-hanging coffee containing 10 grams of coffee powder, ear-hanging coffee brewing principle and hand-brewed coffee similar, are using hot water brewing coffee powder. So what is the effect of ear-hanging coffee? The most common demand for coffee is to mention

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First of all, we can tell you that hanging-ear coffee is a kind of black coffee. Grind the coffee beans into powder in advance and put them into a filter bag, and use hot water to extract the flavor substances from the coffee to get a cup of black coffee, which can be directly drunk or seasoned with milk. In front of the street, the hanging ear coffee bag is made according to 10 grams per bag, which can brew out a cup of coffee liquid about 120~130ml, which is exactly the size of a single person.

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Who invented hanging ears?

The earliest hanging-ear coffee was invented by Yamanaka Industrial Co., Ltd. in 1990. Its design concept originated from the lanyard tea bag. The inventors hope to simulate the hand-made dripping coffee and put the coffee powder into a non-woven filter bag in advance. The paper pieces on both sides of the filter bag can hang the coffee bag in the middle of the cup. Because it is stuck on both sides of the cup like a small ear, so people call it "hanging ear coffee". Since 2002, the Japanese have patented the hanging-ear coffee bag and promoted it to the market, so the convenient and neat design has suddenly become the mainstream of the market.

To brew the coffee bag, as long as we prepare a pot of hot water and a cup, we can easily get a cup of mellow coffee, and throw away the coffee grounds together with the filter bag after brewing, saving a lot of tedious links. With the development of boutique coffee industry, there are a variety of coffee beans, all of which can be used to make earbags, so there are many choices.

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Advantages and disadvantages of hanging-ear Coffee

Whether in the office, at home, or outdoors, as long as hot water and cups can easily get a cup of mellow coffee, but also save a lot of tedious links. With the development of boutique coffee industry, there are a variety of coffee beans, all of which can be used to make earbags, so there are many choices.

Compared with hand-flushing extraction, ear-hanging does not need complex tools, and water injection techniques, time and proportion do not need to be strictly controlled as hand-flushing, but only need to ensure enough hot water and appropriate proportion. But also because of the "casual" operation, the flavor of coffee is often not as rich and changeable as hand-brewed coffee. In addition, the earbag is ground and put into the bag in advance, so the aroma is not as full as the freshly ground coffee, if it is stored for too long and more than a few months, it may produce some woody flavor.

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Many office workers ask Qianjie to recommend some coffee beans suitable for making ear bags. More than 50 kinds of individual coffee beans from different producing areas on the bean list in Qianjie can be made into hanging ear coffee bags. In order to maximize the original flavor of coffee, the coffee powder used in hanging-ear coffee is usually ground from freshly roasted coffee beans. The coffee beans shipped in the front street are freshly roasted within 5 days. If they are made into hanging-ear coffee, when we receive them, we can usually start to brew and taste them 4-5 days after baking. Qianjie suggests drinking as soon as possible after receiving it, otherwise it is easy to lose the aroma in the coffee if it is stored for too long. If you want to taste the coffee with the fullest flavor, Qianjie suggests buying whole beans, freshly ground and flushed, with a better flavor level.

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Excessive consumption of coffee can easily lead to discomfort.

The most common need for coffee is to refresh our minds. Drinking a cup of hanging-ear coffee in the morning can open our brains, and black coffee is different from latte with milk. It has no calories, no burden to drink, and won't get fat. Black coffee can also promote the metabolism of the human body, there are many benefits, such as can eliminate facial edema, if the first day to eat too much high oil, salt and sugar caused facial edema, you can have a cup of coffee to reduce swelling. Having a drink before exercise can also improve our efficiency in reducing fat and make us lose weight faster. However, you can not drink too much coffee, because eating too much caffeine will lead to palpitations, dizziness and other conditions, so usually drink coffee in moderation.

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