TDEE Calculator
Find your maintenance calories: how many calories you burn in a day, and what to eat to lose or gain.
Find your TDEESupplement guides: what each one does, the evidence behind it and how to take it.
Free FitnessVolt calculators for calories, protein and the rest of your diet.
Find your maintenance calories: how many calories you burn in a day, and what to eat to lose or gain.
Find your TDEEWork out how much protein to eat each day for your weight, training and goal.
Find your protein targetEvery FitnessVolt calculator in one place: calories, body composition, strength, fasting and running.
Browse the calculatorsEverything filed under Supplements, newest first.
HMB can help some people, but it is not a first-line muscle-building or fat-loss supplement for most healthy lifters. The best evidence supports a more specific…
A research-backed look at the cheap daily scoop tied to strength, lean mass, smarter dosing, and the claims that still need caution.
See which basic supplements help lifters, including protein, creatine, caffeine, vitamin D, omega-3s, magnesium, and electrolytes.
Berberine has a real metabolic research trail, but it is not a GLP-1 drug. Here is the lifter-focused way to judge benefits, limits, and safety.
Learn what whey protein powder is, how concentrate, isolate, and hydrolysate differ, how much lifters need, and who should skip it.
Beta-alanine is one of the few pre-workout ingredients with a real mechanism, but it still gets oversold. It does not directly build muscle like protein supports…
Ginseng has a better reputation than most herbal supplements because it has history, plausible biology, and human research behind it. That does not make it a…
L-carnitine has a real job in human metabolism, but supplement marketing has stretched that job into a promise it cannot reliably keep. Carnitine helps move long-chain…
Magnesium is not a shortcut to bigger lifts or perfect sleep. It is a mineral your muscles, nerves, bones, and energy systems already use every day.…
The quality of your workouts depends on how you are feeling physically and mentally. Plus, these factors are interrelated. You might feel demotivated and want to…
Whatever your fitness goal, your decisions matter, and exercisers are faced with a LOT of decisions to make! For example, should you follow a split or…
Standing in the supplement aisle of a grocery store is the ‘Charlie and the Chocolate Factory’ moment for most lifters. Protein powders are the most popular…
There was a time when whey protein was considered the undisputed king of sports supplements. However, things are shifting quickly. Creatine is the new kid on…
Whether you want to get fit, improve your sports performance, build muscle, get strong, or lose fat, consistent training and a healthy diet are the cornerstones…
Pre-workout supplements have come a long way since I was a semi-pro triathlete in the early 1990s. Back then, my “secret sauce” was flat Coca-Cola, which…
Are you curious to find out how creatine affects your body? Well, we’re here to tell you! Creatine is the world’s favorite bodybuilding and fitness supplement.…
A totally dialed-in pre-workout routine can be the difference between a record-breaking training session and a dud. As a personal trainer with almost two decades of…
Whatever you are training for, reaching your goals will require effort, dedication, and determination. You’ll need to hit the gym like it’s your job, eat right,…
Creatine is one of the most well-researched sports supplements, and athletes across the board use it to improve their performance and overall fitness and health. With…