Low foam production: The foam that accumulates on top of your juice is a good indicator of how much air has been whipped into your juice by the machine, and more air exposure equals more oxidation. Oxidation is a controversial topic. As Harold McGee explains in On Food and Cooking: The Science and Lore of the Kitchen, “Because juicing mixes together the contents of living cells, including active enzymes and various reactive and oxygen-sensitive substances, fresh juices are unstable and change rapidly.” So the prevailing theory among juicers is that if less oxygen is whipped into a juice, the valuable nutrients and enzymes remain more intact. But as Kohler told us, there’s not much peer-reviewed research on how or if oxidation affects the nutrient contents of your juice. “It’s all manufacturers’ data for the most part,” he said, “which I take with a grain of salt.” That said, we still prioritized machines that produced less foam, because at the very least, oxidation can cause your green juice to turn brown, and may lead to some muddy, off flavors.
The Breville’s pulverizing power made short order of whole beets and carrots, and we cut apples in half to prep them ready for juicing. Other machines require much more prep time, as they can only manage hard produce in small pieces. We found the Breville can juice anything if it fits down the chute, and it does so very efficiently. It creates very little pulp and froth, so you know you’re getting the most out of your fruits and veggies. The included pitcher is tall, and its special juicer nozzle opening prevents juice dripping on your countertops. It also has an attached froth separator, which strains your juice for you. Its seven parts are easy to assemble, but only five are dishwasher safe.
The US Department of Agriculture warns against relying on juice as your sole source of nutrition. This kind of diet won’t give you enough protein or fiber to maintain muscle mass and keep you feeling full. When we spoke with nutritionist Shereen Lehman, she reiterated this point. “Juicing alone won’t fix an unhealthy diet,” she told us. “It’s also important to cut out the junk foods and eat more lean protein sources, dairy or calcium sources, whole grains, and more fruits and veggies.”
If water is overflowing, the water reservoir is overfilled. There is a drain hole in the rear of the coffeemaker to prevent overfilling. If the overflow is coffee, you may have used more than one tablespoon of coffee per cup of water or not fully seated either the brew basket and/or the carafe underneath the brew basket. Make sure you have correctly aligned the brew basket and the carafe and are using the correct amount of coffee grounds. Overflowing may happen more frequently with decaffeinated, flavored and finely-ground coffee. Overflowing may occur if the paper filter collapses inside the brew basket. Use a good quality paper filter.
Thanks to its game-changing self-feeding hopper, this pretty Hurom H-AI Slow Juicer chops and pushes down fruits and vegetables for you. In addition to being less work than other juicers on the market, the Hurom's automatic operation makes it harder to clog or overfeed the hopper. But because it's pricey, this luxe model's an investment we would recommend for true juice enthusiasts. Available in rose gold, slate blue, or silver.
Juicing is a unique way to naturally process your fruits and vegetables to maximize the nutrition you get from your foods. By chopping, crushing, and squeezing fruits and vegetables, you are helping to release all the micronutrients found within the cell walls  These micronutrients are very beneficial to your health and can benefit nearly every aspect of your health. Simply put, Juicing is good for you! One of the most effective means to ensure you are getting the most of these powerful enzymes and micronutrients is to juice with a high-quality juicer made just for juicing! Research has shown that using juicers, rather than blenders, is a much more effective way to release natural anti-oxidants found in fruits .
Auger-style juicers, sometimes referred to as masticating or cold-press juicers, crush and mash the produce. They're typically more expensive, and can also take some getting used to as the augers can jam when grinding tough fruits and veggies. For this reason, every one we tested has a reverse button. The upside with this style is they tend to leave more healthful and fiber-rich pulp in the juice.