Affiliate links on this page — disclosure. As an Amazon Associate, CJ Affiliate, and AWIN publisher we earn from qualifying purchases.

CIRCLEDNA

Circle DNA Nutrition & Diet Report

Find out how your genes affect the way your body processes nutrients, carbs and fat. DNA-personalised diet plan based on 500+ genetic markers.

Get Your DNA Nutrition Report →

How Many Calories in a McDonald's Hot Fudge Sundae?

✓ Nutrition data reviewed against USDA FoodData Central and Public Health England guidance by Jordan Morley, Editorial Reviewer. Last reviewed: 27 October 2026.

Fact-checked against original USDA source data by Jordan Morley, Editorial Reviewer. Not a registered dietitian — nutrition figures are sourced directly from USDA FoodData Central, not independently assessed medical advice.

333
calories per 1 item
186 calories per 100g

Affiliate links:

🍳 Air Fryer
7.3gProtein
53.9gCarbs
10.6gFat
0.7gFibre
grams
333kcal
7.3gprotein
53.9gcarbs
10.6gfat
0.7gfibre

A McDonald's Hot Fudge Sundae contains 333 calories per 1 item (179g), with 7.3g protein, 53.9g carbs and 10.6g fat. Track it precisely with a digital kitchen scale.

McDonald's Hot Fudge Sundae Nutrition Facts

NutrientPer serving (179g)Per 100g
Calories333 kcal186 kcal
Protein7.3g4.1g
Carbohydrates53.9g30.1g
of which Sugars48.2g26.9g
Fat10.6g5.9g
of which Saturates6.4g3.6g
Fibre0.7g0.4g
Sodium168mg94.0mg
Potassium440mg246.0mg
Calcium249mg139.0mg
Iron1.4mg0.8mg
Vitamin C0.0mg0.0mg
Vitamin A145µg81.0µg
Selenium0µg0µg
Riboflavin (B2)0.4mg0.2mg

% of Daily Value (per 100g)

Based on a standard 2,000-calorie reference diet — the same basis used on nutrition labels in the US and UK.

Make it healthier at home

As an Amazon Associate and affiliate partner we earn from qualifying purchases and other referrals. Disclosure ›

AMAZON

Air Fryer

Recreate favourites at home with far less fat.

Check Price →
AMAZON

Calorie Tracking Journal

Track takeaway days honestly.

Check Price →

Watching macros generally? Check drug and supplement interactions before adding anything new to your routine.

Good to know

Customisations (extra cheese, sauce, no bun) change the numbers meaningfully — the figures here are for the standard menu item as sold.

Frequently Asked Questions

How many calories in a McDonald's Hot Fudge Sundae?

A McDonald's Hot Fudge Sundae contains 333 calories per 1 item.

Is a McDonald's Hot Fudge Sundae unhealthy?

A McDonald's Hot Fudge Sundae has 333 calories and 10.6g of fat per serving — fine occasionally, best in moderation.

Similar items by calorie count

Other fast food items closest to mcdonald's hot fudge sundae by calories per 100g:

ItemCaloriesProteinCarbsFat
McDonald's Hot Fudge Sundae (this page)186 kcal4.1g30.1g5.9g
McDonald's Hot Caramel Sundae188 kcal3.6g33.4g4.9g
Popeyes Fried Chicken, Mild, Thigh, Meat Only188 kcal24.3g0.8g9.7g
Subway Steak & Cheese Sub On White Bread with American Cheese, Lettuce and Tomato183 kcal12.3g21.5g5.3g
Taco Bell Soft Taco with Chicken, Cheese and Lettuce189 kcal13.3g19.7g6.3g
Taco Bell Burrito Supreme with Beef183 kcal7.0g23.4g6.8g
Taco Bell Burrito Supreme with Steak183 kcal9.1g20.3g7.3g

Track your diet accurately

As an Amazon Associate and affiliate partner we earn from qualifying purchases and other referrals. Disclosure ›

AMAZON

Meal Prep Containers

Cook in bulk as a healthier alternative.

Check Price →
AMAZON

Digital Kitchen Scales

Know exactly what a portion looks like.

Check Price →

Last updated:

Figures from the USDA FoodData Central Branded Foods dataset (CC0 1.0).