Diet Patterns
Keto macros, intermittent fasting windows, glycemic load, Mediterranean diet score, and meal pattern tools.
Alcohol Calorie & BAC Calculator
Calories, alcohol grams, and estimated BAC from drinks....
OpenBody Recomposition Calculator
Simultaneous fat loss and muscle gain: calorie and protein targets....
OpenCarb Counting Calculator
Net carbs = total carbs - fiber - (sugar alcohols × 0.5)....
OpenChild Growth Percentile Calculator
Free child growth percentile calculator estimates height, weight, and BMI percen...
OpenCreatine Dosage Calculator
Loading and maintenance dose by body weight and goal....
OpenDASH Diet Score
Score DASH diet adherence: fruits, veg, whole grains, low-fat dairy, nuts, sodiu...
OpenDietary Inflammatory Index (DII)
Free Dietary Inflammatory Index (DII) calculator estimates the inflammatory pote...
OpenFODMAP Stacking Calculator
Track FODMAP loads across meals to avoid stacking....
OpenGLP-1 Calorie & Protein Calculator
Calorie and protein targets for GLP-1 medication users....
OpenGlycemic Load Calculator
GL = (GI × carbs) / 100. More accurate than GI alone....
OpenIntermittent Fasting Calculator
Free intermittent fasting calculator plans your 16:8, 18:6, OMAD, or 5:2 schedul...
OpenKeto Calculator
Strict, moderate, or lazy keto macros with electrolyte guidance....
OpenLeucine Threshold Calculator
Leucine needed for muscle protein synthesis: ~2.5-3g per meal....
OpenMediterranean Diet Score (PREDIMED)
14-item PREDIMED adherence screener. 10+ = ~30% CV risk reduction....
OpenMediterranean Diet Score Calculator
Free Mediterranean Diet Score calculator uses the validated 14-item PREDIMED que...
OpenMIND Diet Score
Mediterranean-DASH hybrid for brain health: 15 components....
OpenSatiety Index Calculator
Free satiety index calculator based on Holt 1995 research. Compare how full diff...
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