LowCarbCheck.com

Your Complete Low-Carb & Keto Food Guide

Discover nutritional data, glycemic index values, and make informed choices for your low-carb lifestyle

937+
Foods
460+
Keto-Friendly
64
Categories
25
Nutrients Tracked

Understanding Glycemic Index

Learn how different foods affect your blood sugar levels

Low
Med
High
05570100

Low GI (0-55)

Slow, steady blood sugar rise. Ideal for sustained energy and weight management.

Medium GI (56-69)

Moderate blood sugar impact. Consume in moderation, especially around exercise.

High GI (70+)

Rapid blood sugar spike. Limit these foods, especially when managing weight or blood sugar.

Latest Guides

Recently published nutrition guides

Jan9
14 min read

Water Fasting: A Complete Guide to Prolonged Fasting for Metabolic Health

Explore the evidence behind water fasting—a powerful metabolic intervention that triggers ketosis, autophagy, and significant physiological changes. Learn how prolonged fasting affects your body and when it might be appropriate.

Jan9
15 min read

Intermittent Fasting: The Complete Evidence-Based Guide to Time-Restricted Eating

Discover the science behind intermittent fasting and time-restricted eating. Learn about the 16:8 method, metabolic benefits, weight loss evidence, and practical strategies for sustainable implementation.

Jan4
Supplements14 min read

Creatine Supplementation: Beyond the Gym

Discover how creatine benefits go far beyond muscle building. Learn about its proven effects on brain function, memory, mental fatigue, and healthy aging—backed by meta-analyses and clinical trials.

Jan4
Metabolism12 min read

Blood Glucose Monitors for Non-Diabetics: A Dieting Revolution

Discover how blood glucose monitors—especially continuous glucose monitors (CGMs)—can help non-diabetics optimize their diet, improve metabolic health, and achieve better weight loss results through personalized nutritional insights.

Jan3
Supplements12 min read

Bovine Colostrum: Complete Supplement Guide

Discover how bovine colostrum supports gut microbiome diversity, strengthens intestinal barrier function, and enhances immune markers. Backed by clinical trials and research.

Jan15
Metabolism8 min read

Alcohol and Low-Carb Diets: A Complete Guide

Learn why alcohol pauses fat burning, which drinks are lowest in carbs, and how to enjoy alcohol responsibly while maintaining your low-carb lifestyle.

Diet Compatibility

We track compatibility with popular dietary approaches

Ketogenic

Very low carb, high fat

Paleo

Whole foods, no grains

Low FODMAP

Gut-friendly eating

Carnivore

Animal-based only

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Test Your Nutrition Knowledge

Which food has more protein? More vitamin C? Play our fun nutrition quiz and learn!

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10 quick questions
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Calculate Your Keto Macros

Use our free keto calculator to find your optimal daily macronutrient targets

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Personalized macros
Activity level adjustment
Goal-based targets