Current Alpha Acid (%): Desired Alpha Acid (%): Current Hop Weight (oz): Calculate Enter values above How It Works The Hop Alpha Acid Adjustment Calculator is used to calculate the adjusted hop weight required to achieve a desired alpha acid …
John Brewster
John Brewster
John Brewster is the homebrewer and writer behind BrewMyBeer — over a decade of all-grain brewing, 80+ BIAB batches, and 1,000+ guides on fermentation science, water chemistry, hops, yeast, and homebrewing equipment. Every guide is written from genuine hands-on experience.
I’ve found that one of the most critical steps in home brewing is sanitization. As a home brewer, I’ve learned that sanitization is essential to prevent contamination and spoilage of my beer. One of the most effective ways to sanitize …
I’ve spent years experimenting with different yeast strains in my homebrewing adventures, and I’ve found that the quality of the yeast can make all the difference in the world. As a brewer, it’s essential to understand the basics of yeast …
Volume (gal): Calcium (ppm): Magnesium (ppm): Sodium (ppm): Chloride (ppm): Sulfate (ppm): Calculate Enter values above How It Works The brewing salt calculator is used to determine the amount of gypsum (CaSO4), calcium chloride (CaCl2), and sodium chloride (NaCl) needed …
I’ve found that brewing the hottest summer beers is all about capturing the essence of the season in a glass. As a homebrewer, I love experimenting with new recipes and ingredients to create unique and refreshing beers that are perfect …
I still remember my first homebrewing experience like it was yesterday. I had spent hours perfecting my recipe, carefully selecting the finest ingredients, and meticulously monitoring the brewing process. But despite my best efforts, my beer ended up spoiled, courtesy …
I’ve found that brewing the perfect pilsner is a challenging yet rewarding experience, and one technique that can help achieve this goal is step mashing. As a homebrewer, I’ve experimented with various mashing methods, and step mashing has become my …
Batch Size (gal): Grain Cost ($/lb): Hops Cost ($/oz): Yeast Cost ($): Grain Weight (lb): Hops Weight (oz): Bottles per Batch: Commercial Bottle Price ($): Calculate Enter values above How It Works The cost per bottle calculator uses the following …
I’ve found that diagnosing a yeast infection in beer can be a challenging task, even for experienced brewers. As a homebrewer, I’ve had my fair share of dealing with yeast infections, and I’ve learned that it’s crucial to identify the …
I still remember my first summer of brewing lagers. The temperatures were soaring, and my fermentation chamber was struggling to keep up. I had invested in a glycol cooling system, but it was still a challenge to maintain the perfect …