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How Many Calories in Cheese, Cheddar, Reduced Fat?

Fact-checked against original USDA source data by our editorial team.

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Quick reference — common serving sizes

A cheese, cheddar, reduced fat contains 309 calories per 100g. A typical 1 slice (21g) provides about 65 calories. Cheese, Cheddar, Reduced Fat is high in calories and is a good source of protein. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.

Cheese, Cheddar, Reduced Fat Nutrition Facts

% 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.

• High in protein (55% DV) — an excellent source
• High in fat (26% DV) — an excellent source
• High in calcium (59% DV) — an excellent source
• A good source of vitamin A (16% DV)
• High in selenium (65% DV) — an excellent source
• High in riboflavin (B2) (31% DV) — an excellent source

• High in saturated fat (63% DV) — worth weighing against your daily intake if you're watching this specifically
• High in sodium (27% DV) — worth weighing against your daily intake if you're watching this specifically

• Calories: 15% DV
• Protein: 55% DV
• Carbohydrates: 1% DV
• Fibre: 0% DV
• Fat: 26% DV
• Saturated fat: 63% DV
• Sodium: 27% DV
• Potassium: 1% DV
• Calcium: 59% DV
• Iron: 1% DV
• Vitamin C: 0% DV
• Vitamin A: 16% DV
• Selenium: 65% DV
• Riboflavin (B2): 31% DV

Have a cat or dog? Check whether cheese, cheddar, reduced fat is safe for your dog or safe for your cat before sharing. Also check the full ingredient breakdown and food safety guide for pregnancy and storage advice. If calorie tracking is part of a broader health check, hormone testing can rule out metabolic factors affecting your results. Tracking supplements too? Check drug and supplement interactions before combining anything new.

Good to know

Check the date and keep refrigerated — most dairy products lose quality quickly once opened, and fat content affects both flavour and how well a product freezes.

Does cheese, cheddar, reduced fat fit your diet?

High-protein diets

At 27.4g of protein per 100g, cheese, cheddar, reduced fat clears the 15g/100g threshold generally used to call a food high-protein — a useful contributor if you're tracking protein intake for muscle maintenance, satiety, or a higher-protein eating pattern.

Low-carb / keto

Cheese, Cheddar, Reduced Fat contains 4.1g of carbohydrate per 100g, low enough to fit comfortably within most low-carb or ketogenic daily carb allowances — check the fat and protein split above against your specific macro targets.

Moderation note

Cheese, Cheddar, Reduced Fat is relatively energy-dense (309 kcal/100g) with 12.6g of saturated fat per 100g — fine as part of a varied diet, worth weighing rather than eyeballing if you're watching saturated fat intake specifically.

Foods with a similar calorie count

Other dairy closest to cheese, cheddar, reduced fat by calories per 100g:

Last updated: 5 September 2026

Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.