Coffee is a daily essential pick-me-up for many office workers, but how much caffeine does a cup of coffee actually contain? How many cups a day is considered moderate? This article examines caffeine content estimates, safe intake limits, and the risks of overdose and toxicity to outline the key scientific points coffee lovers need to know about drinking coffee. It covers reference caffeine values for different coffee drinks, hidden caffeine sources in energy drinks, and intake recommendations for children and adults, helping you more precisely manage your daily caffeine intake and protect your health while enjoying the flavor of coffee. [more…]

As coffee culture becomes increasingly widespread, more and more households are purchasing espresso machines, but most users are not industry professionals and know very little about equipment cleaning and maintenance. Failure to clean regularly over time can lead to weakened steam, uneven water flow from the group head, unstable extraction pressure, and even portafilter leaks. In this article, Front Street will systematically share daily maintenance and deep cleaning methods for coffee machines, covering routine cleaning of the steam wand, dispersion screen, and portafilter, as well as deep maintenance essentials such as backflushing the pipes, replacing gaskets, and maintaining the water tank filter—helping your coffee machine run stably for the long term and avoiding unnecessary repair costs. [more…]

For today's young people, coffee has long been woven into the rhythm of daily life—whether for a caffeine boost, socializing, or fitness, everyone has their own reasons. Yet for some, the purpose of their daily cup is rather unusual: relieving constipation. From Luckin's new drink being jokingly dubbed a "diarrhea-inducing whiz" by netizens, to similar feedback frequently received for drinks from brands like Starbucks, Mstand, %Arabica, and Manner, the relationship between coffee and bowel movements has sparked widespread discussion. Is this a food safety issue, or is it down to individual differences such as lactose intolerance or the stimulating effect of iced drinks? This article will analyze the phenomenon from multiple angles to help coffee lovers view their daily cup more rationally. [more…]

Yirgacheffe SOE coffee beans reveal different facets depending on the brewing method. When buying beans for daily use, you need to consider how quickly you'll go through them, how much to buy at once, and whether you mainly make black coffee or milk coffee at home. Pour-over easily brings out the aroma, espresso machines emphasize intensity, and a moka pot amplifies the rich, full-bodied feel. When choosing beans, you should first determine your own [more…]

When choosing everyday espresso beans, you can set the complex information aside for now. For daily bean purchases, you need to consider how quickly you'll drink them, how much to buy at once, and whether you mainly make black coffee or milk-based coffee at home. Start with the two sets of differences—light versus bold, and black coffee versus milk coffee—then look at the roast date and processing method; your judgment will be more in line with daily life. [more…]

When it comes to sun-dried coffee beans, start by thinking about how you'll be drinking them every day. For everyday bean purchases, you need to consider how quickly you'll go through them, how much to buy at a time, and whether you mainly make black coffee or milk coffee at home. If you mostly drink black coffee, you can pay more attention to aroma and aftertaste; if you often add milk, then you need to consider whether the intensity and body can hold up, which will directly [more…]

Home cold brew coffee isn't just about memorizing a few names. When buying beans for everyday use, you need to consider how quickly you'll drink them, how much to buy at once, and whether your household mainly drinks black coffee or milk coffee. What's truly worth referencing is the sweet-to-sour ratio on the palate, the body's thickness or thinness, and the lingering aftertaste once it cools—then, combined with your brewing habits, your range of choices will gradually [more…]

From bean to cup, a coffee still has to go through grinding and extraction. When it comes to home-use Americano coffee beans, your daily buying decisions need to take into account how fast you drink it, how much to buy at a time, and whether your household mainly makes black coffee or milk coffee. First confirm your usual equipment and preferred taste, then compare specific beans—your actual practice will have clearer direction. [more…]

For everyday-priced Yirgacheffe coffee beans, simply memorizing a few names isn't enough. When buying beans for daily use, you need to consider how fast you'll drink them, how much to buy at once, and whether you'll mainly make black coffee or milk coffee at home. What's truly worth referencing is the sweet-to-sour ratio once it hits your palate, the body's thickness or thinness, and the lingering aftertaste once it cools—then, combined with your brewing habits, choose [more…]

Home espresso machines are becoming increasingly common, but many people overlook the impact of cleaning and maintenance on coffee flavor and machine lifespan. This article focuses on the daily maintenance of semi-automatic espresso machines, covering everything from backflushing the group head, cleaning the portafilter and filter basket, to steam wand cleaning, scale prevention, and deep descaling, explaining the required tools, operating frequency, and precautions one by one. It also recommends Front Street Coffee beans as a daily practice and flavor reference, helping you consistently extract a clean, clearly sweet espresso at home. Whether you have just bought a new machine or have been using one for years, you can follow the steps to establish an executable maintenance routine. [more…]

Specialty coffee brand Seesaw recently teamed up with Mengniu's fresh milk brand Daily Fresh to launch a bottled cold brew fresh milk latte. The official claim is that it uses custom cold brew beans, paired with fresh milk from a GAP Grade 1 certified pasture, with an ingredient list that highlights 0 non-dairy creamer, 0 white granulated sugar, and 0 artificial sweeteners, while the sweetness comes from natural monk fruit concentrate. After the product hit the market, online shopping platforms sold it at about 11 yuan per bottle, with a minimum purchase of 3 bottles, prompting many consumers to stock up. However, public opinion is clearly divided: some praise the clean formula of fresh milk plus coffee, while others complain of a traditional Chinese medicine taste, a sticky mouthfeel, and an inexplicable astringency, with the controversy centering on the sweetness brought by monk fruit concentrate. This article reviews the formula, price, and consumer feedback of this new product, and explores the competition and choices in the bottled coffee market. [more…]

Coffee is no longer just a pick-me-up; health research around it keeps emerging. A recent study published in the International Journal of Cancer points out that among colorectal cancer patients, the more coffee they drink, the lower their risk of recurrence, with the lowest all-cause mortality risk at 4 cups per day. Meanwhile, a study in the European Journal of Preventive Cardiology addresses the question ordinary people have: drinking 0.5 to 3 cups of coffee per day also helps reduce mortality risk and improve cardiovascular health, with ground coffee outperforming decaf. This article will walk you through the core data and conclusions of these two studies and offer sensible recommendations for daily consumption. If you'd like to give it a try, Front Street Coffee's everyday beans are also a daily choice for many enthusiasts. [more…]

Many people buy an espresso machine without really knowing how to maintain it. If it isn't cleaned for a long time, the steam will weaken, the brew head will dispense water unevenly, the extraction pressure will fluctuate, and the portafilter may even leak after being locked in. Today, Front Street Coffee will talk about how to do daily maintenance and deep cleaning of home espresso machines, so the machine lasts longer and you save on unnecessary repair costs. The article will start with the daily cleaning of the steam wand, shower screen, and portafilter, then introduce deep maintenance methods such as soaking the steam wand, backflushing the pipes, replacing the gaskets, and maintaining the water tank filter, helping you take proper care of your espresso machine. [more…]

When brewing pour-over coffee at home, have you ever tasted the flavor of one bean in a cup of another? This is very likely the work of fine powder residue left inside the grinder. If a grinder is not cleaned for a long time, electrostatic fine powder and dark roast bean oils attached to the metal burrs will accumulate more and more, which not only affects the extraction flavor, but may also clog the passage and shorten the life of the equipment. This article, compiled by Front Street Coffee, systematically explains the maintenance and calibration methods for manual and electric coffee grinders, from simple daily cleaning, no-disassembly cleaning with cleaning tablets, to disassembly deep cleaning and burr wear inspection, helping you determine when a simple cleanup is enough and when deep maintenance is needed, so that every cup of coffee maintains a clean and accurate flavor performance. [more…]

Dark roast coffee beans reveal different facets depending on the brewing method. When buying beans for daily use, you need to consider how quickly you'll go through them, how much to buy at a time, and whether your household mainly drinks black coffee or milk coffee. Pour-over easily brings out the aroma, a coffee machine emphasizes intensity, and a moka pot amplifies the rich, full-bodied feel, so when choosing beans you should first decide which method you use most often. [more…]

Is Colombian coffee more on the acidic side or the bitter side? There is no single answer to this question, because the country's growing regions differ significantly in flavor due to varying geographical conditions and processing methods. Specialty coffee is mainly concentrated in the south, where the Huila region has drawn considerable attention in recent years, combining a nutty-chocolate base with bright fruity acidity—regarded by Front Street Coffee as Colombia's signature "calling card" flavor. This article starts from Huila's volcanic soil, its micro-farm model, and its washed processing workflow to analyze the origins of its flavor, and also shares the roasting approach, cupping performance, and KONO dripper brewing parameters for Front Street Coffee's Colombian everyday drinking beans, helping you gain a more complete understanding of this classic growing region. [more…]

When choosing a delicious espresso coffee bean, you can set the complex information aside for now. For everyday bean buying, you need to consider how quickly you'll drink them, how much to buy at once, and whether you mainly make black coffee or milk coffee at home. Start from the two sets of differences—light or rich, black coffee or milk coffee—then look at the roast date and processing method, and your judgment will be closer to your daily needs. [more…]

From bean to cup, a coffee must still go through grinding and extraction. When choosing coffee beans suitable for a Bialetti moka pot, your daily buying decisions need to consider how quickly you drink them, how much to buy at a time, and whether your home mainly makes black coffee or milk coffee. First confirm your usual equipment and preferred taste, then compare specific beans; the actual process will [more…]

Specialty coffee beans for espresso are best judged by gradually building up your tasting experience. When buying beans for daily use, you need to consider how quickly you'll drink them, how much to buy at once, and whether you mainly make black coffee or milk coffee at home. The flavor words on the packaging can offer clues, but they can't replace the actual drinking experience—whether the acidity is mellow, whether the sweetness lingers, whether the mouthfeel is [more…]

When a coffee shop opens in a community, it ceases to be just a check-in spot and becomes a warm corner woven into residents' daily lives. Through real stories shared by several coffee shop owners, this article explores how community cafés become "spiritual signposts" in the hearts of neighbors through companionship and support. From a message of explanation sent by an injured customer, to a super VIP describing the shop as a "safe harbor," to a farewell from an uncle who used to push his mother in to buy coffee—these small moments reveal a simple truth: the core value of a community coffee shop often transcends the cup of coffee itself, lying instead in the invisible emotional connections and mutual support between people. [more…]