Precision Nutrition’s
Weight Loss Calculator

Calorie deficit? Macros? Here's what it really takes to reach your goals.

Carb cycling: Is this advanced fat loss strategy right for YOU?
(Take the quiz.)

Your essential guide to carb cycling.

The Ultimate Macro Calculator

Use the Precision Nutrition Calculator to instantly get a nutrition plan—with macros, calorie, and portions—that’s personalized for your body, eating preferences, and goals

How to become a nutrition coach: Everything you need to know

As a certified nutrition coach, you’ll build a rewarding career and truly change lives

Does intermittent fasting work for women?

Learn how fasting can affect hormones, weight loss, and fertility.

Reverse dieting: Can you really get better results by eating more?

Learn the truth about the reverse dieting method—plus everything you need to know to try it for yourself.

The cost of getting lean:

Is it really worth the trade-off?

Can eating too little actually damage your metabolism?

Exploring the truths and fallacies of ‘metabolic damage'.

Elimination diets: How and why to do them

The modern diet dilemma: Is it better to… eat meat? Go vegan? Something in between? The truth about what’s right for you.

The truth about “body type dieting” for ectomorphs, endomorphs, and mesomorphs.

Whey sensitivity and intolerance:

Here's when whey protein just isn't for you.

Fat loss and muscle gain: What does realistic progress look like?

Trouble losing body fat?

Is anemia and low-oxygen delivery to blame?

Can you gain weight from eating too little? No, but here’s why it’s so easy to think you can.

How I quit weekend overeating.

5 surprising strategies that helped me ditch the bingeing,
the guilt, and the extra weight.

Eating too much?
You can blame your brain.

How brain signaling drives what you eat. (And what to do about it).

5 significant reasons to lose weight. (Why isn’t the media covering these?)

Forget heart attacks and skinny jeans.
This is why weight loss is important.

Macros vs. calories vs. portions vs. intuitive eating: What’s the best way to ‘watch what you eat?’

Discover the right food-monitoring method for your body and goals.

Protein supplements:

Is protein absorption the problem?

Carb controversy:

Why low-carb diets have got it all wrong.

All about lectins:

Here's what you need to know.

Exercise when sick:

Should you sweat it out? Or rest and recover?

What to do when you don’t like vegetables.

3 steps for training your palate (and why it’s important).