1 can (large) of Monster Energy Ultra Fantasy Ruby Red (473 g) has 9 calories. That works out to 2 calories per 100 g. It contains 3 g of carbs, 0 g of protein, 0 g of fat and 0 g of fiber. Its 10 µg of B12 covers 416% of the Daily Value. Its glycemic index is 0 (low), so it raises blood sugar slowly.

Monster Energy Ultra Fantasy Ruby Red Nutrition Facts

Selected: 100 g

KCAL / 100G

Carbs

0.6g

· 0% DV

Protein

· 0% DV

Fat

· 0% DV

Fiber

· 0% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 100% · Protein 0% · Fat 0%

Monster Energy Ultra Fantasy Ruby Red Vitamins & Minerals

Vitamins

B12

2.11µg · 88% DV

0.76mg · 58% DV

8.03mg · 50% DV

0.85mg · 50% DV

Minerals

Sodium

57mg · 2% DV

Calcium

0mg · 0% DV

Iron

0mg · 0% DV

Magnesium

0mg · 0% DV

How Nutritious Is Monster Energy Ultra Fantasy Ruby Red?

Nutrient density

Low

18/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Medium

40/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Monster Energy Ultra Fantasy Ruby Red Glycemic Index

GLYCEMIC INDEX

Low

0 Low5570100

GLYCEMIC LOAD

Low

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Monster Energy Ultra Fantasy Ruby Red

To burn the 2 calories in 100 g:

🚶

1min

Walking (5 km/h)

🏃

1min

Running (8 km/h)

🚴

1min

Cycling

🏊

1min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

Is Monster Energy Ultra Fantasy Ruby Red Processed?

NOVA 4

Ultra-Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Monster Energy Ultra Fantasy Ruby Red Contain Allergens?

No known major allergens

Gluten free

Dairy free

Eggs free

Peanuts free

Tree nuts free

Fish free

Soy free

Sesame free

Which Diets Is Monster Energy Ultra Fantasy Ruby Red Good For?

Vegan

✓ Suitable

Vegetarian

✓ Suitable

Gluten-Free

✓ Suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

✓ Suitable

Low FODMAP

— Not suitable

Monster Energy Ultra Fantasy Ruby Red Fat Profile

SATURATED

MONOUNSATURATED

POLYUNSATURATED

Compare Monster Energy Ultra Fantasy Ruby Red

🥤vs☕️

Monster Energy Ultra Fantasy Ruby Red vs Turkish coffee5 kcal fewer per 100 g

→🥤vs🥛

Monster Energy Ultra Fantasy Ruby Red vs Ayran35 kcal fewer per 100 g

→🥤vs🧊🍵

Monster Energy Ultra Fantasy Ruby Red vs Iced Tea18 kcal fewer per 100 g

→🥤vs🍵

Monster Energy Ultra Fantasy Ruby Red vs Tea1 kcal more per 100 g

→

Foods Similar to Monster Energy Ultra Fantasy Ruby Red

☕️

Turkish coffee

7 kcal

🥛

Ayran

37 kcal

🧊🍵

Iced Tea

20 kcal

🍵

Tea

1 kcal

🥤

Detox Water

2 kcal

🥤

Soda

42 kcal

☕️

Coffee

2 kcal

🥤

Cola

42 kcal

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Nutrition data compiled from USDA FoodData Central and scientific sources.

· Last updated: September 23, 2026