Carbs & Fibre

Added Sugar Intake Calculator

Use this added sugar intake calculator to convert label grams into teaspoons, calories, % Daily Value, AHA and WHO adult benchmarks.

Carb Counting Calculator

Use a carb counting calculator to scale label carbs by serving size, convert meal totals into carb choices, estimate no-label meals from 15 g carb choices.

Carbohydrate Timing Calculator

Estimate daily carbs, pre workout carbs, carbs per hour, session-total workout fuel, and post workout carbs from body weight, session length, intensity.

Fiber Calculator

Estimate daily fiber targets by age, sex, calories, and female life stage, then compare current intake with the reference table, 14 g per 1,000 kcal rule.

Fibre Intake Calculator

Use this fibre intake calculator to estimate an adult daily fibre target, compare it with the 30 g fibre anchor and the 14 g per 1,000 kcal rule.

Glycemic Index Calculator

Look up a food’s glycemic index, classify it as low, medium, or high GI, and compare that with the weighted glycemic index of a mixed meal.

Glycemic Load Calculator

Combine glycemic index with the amount of carbohydrate eaten to estimate glycemic load per serving and across the portion you actually consumed.

Meal Calorie Calculator

Compare meal calories and macros from common foods or one custom label entry so you can size a breakfast, lunch, dinner, or snack more deliberately.

Sugar Intake Calculator

Use this sugar intake calculator to compare total and free sugar with WHO 10% and 5% thresholds, the NHS adult 30 g anchor, and the free sugar left in your day.