USDA reference food · Beverages

Beverages, Energy drink, ROCKSTAR

8 fl oz of beverages, energy drink, rockstar (240 g) has 140 calories, less than 1g of protein, 0.5g of fat and 0g of fiber (USDA FoodData Central, SR Legacy, FDC 171937). It is one of 34 USDA descriptions of energy drink.

FoodData Central 171937, SR Legacy, in the April 30, 2026 release; USDA record.

Nutrition Facts

Serving size8 fl oz (240g)

AmountPortion

Amount per serving

Calories140

% Daily Value*

Total Fat 0.5g1%

Saturated Fat 0g0%

Trans Fat 0g

Cholesterol 0mg0%

Sodium 40mg2%

Total Carbohydrate 30g11%

Dietary Fiber 0g0%

Total Sugars 29g

Includes Added Sugars not declared

Protein <1g2%

Vitamin D 0mcg0%

Calcium 0mg0%

Iron 0.1mg1%

Potassium 10mg0%

* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice. Protein % DV here is not corrected for protein quality.

USDA values per 100 g (SR Legacy), scaled to the portion. Check the USDA record.

Protein per 100 g: 0.3g; more than 8% of 8,218 USDA reference foods
Calories per 100 g: 58; more than 17% of reference foods
Fiber per 100 g: 0g; more than 0% of reference foods

What a portion gives you

Fiber 0g0%

Protein less than 1g2%

Potassium 10mg0%

Calcium 0mg0%

Iron 0.1mg1%

Sodium 40mg2%

Ticks: 5% of the Daily Value (FDA: low) and 20% (high)

Source: USDA FoodData Central, SR Legacy (FDC 171937); FDA Daily Values, 21 CFR 101.9.

Also rich in

Vitamin B129.0 µg in 8 fl oz (240 g), 377% of the Daily Value
Riboflavin3.8 mg in 8 fl oz (240 g), 295% of the Daily Value
Vitamin B63.2 mg in 8 fl oz (240 g), 191% of the Daily Value
Niacin24 mg in 8 fl oz (240 g), 147% of the Daily Value

Source: USDA FoodData Central (FDC 171937), every nutrient the record reports; FDA Daily Values, 21 CFR 101.9.

Where the calories come from: 94% carbohydrate, 4% fat and 3% protein (4 calories a gram of protein or carbohydrate, 9 of fat).

Where it sits among USDA reference foods

Per 100 g	This food	Share with less
Calories	58.0	17%
Protein	0.34 g	8%
Total fat	0.22 g	14%
Carbohydrate	12.7 g	59%
Fiber	0 g	0%
Total sugars	12.3 g	83%
Sodium	16.0 mg	21%

Source: USDA FoodData Central, SR Legacy and Foundation Foods: the 6,012 to 8,218 reference foods that report each value; the share of them with less per 100 g.

Every nutrient in this record (82)

The portion is 8 fl oz (240 g); % DV is for that portion.

Energy, macronutrients and sugars (20)

Nutrient	Per portion	Per 100 g	% DV
Protein	0.82 g	0.34 g	2%
Total lipid (fat)	0.53 g	0.22 g	1%
Carbohydrate, by difference	30.5 g	12.7 g	11%
Ash	0.12 g	0.050 g
Energy	139 kcal	58.0 kcal
Sucrose	6.36 g	2.65 g
Glucose	14.5 g	6.03 g
Fructose	8.62 g	3.59 g
Lactose	0 g	0 g
Maltose	0 g	0 g
Alcohol, ethyl	0 g	0 g
Water	209 g	87.1 g
Total Sugars	29.4 g	12.3 g
Galactose	0 g	0 g
Fiber, total dietary	0 g	0 g	0%
Cholesterol	0 mg	0 mg	0%
Fatty acids, total trans	0 g	0 g
Fatty acids, total saturated	0 g	0 g	0%
Fatty acids, total monounsaturated	0 g	0 g
Fatty acids, total polyunsaturated	0 g	0 g

Minerals (10)

Nutrient	Per portion	Per 100 g	% DV
Calcium, Ca	2.40 mg	1.00 mg	0%
Iron, Fe	0.12 mg	0.050 mg	1%
Magnesium, Mg	0 mg	0 mg	0%
Phosphorus, P	0 mg	0 mg	0%
Potassium, K	14.4 mg	6.00 mg	0%
Sodium, Na	38.4 mg	16.0 mg	2%
Zinc, Zn	0.12 mg	0.050 mg	1%
Copper, Cu	0 mg	0 mg	0%
Manganese, Mn	0 mg	0 mg	0%
Selenium, Se	0 µg	0 µg	0%

Vitamins (31)

Nutrient	Per portion	Per 100 g	% DV
Retinol	0 µg	0 µg
Vitamin A, RAE	0 µg	0 µg	0%
Carotene, beta	0 µg	0 µg
Carotene, alpha	0 µg	0 µg
Vitamin E (alpha-tocopherol)	0 mg	0 mg	0%
Vitamin D (D2 + D3)	0 µg	0 µg	0%
Cryptoxanthin, beta	0 µg	0 µg
Lycopene	0 µg	0 µg
Lutein + zeaxanthin	0 µg	0 µg
Tocopherol, beta	0 mg	0 mg
Tocopherol, gamma	0 mg	0 mg
Tocopherol, delta	0 mg	0 mg
Tocotrienol, alpha	0 mg	0 mg
Tocotrienol, beta	0 mg	0 mg
Tocotrienol, gamma	0 mg	0 mg
Tocotrienol, delta	0 mg	0 mg
Vitamin C, total ascorbic acid	0 mg	0 mg	0%
Thiamin	0 mg	0 mg	0%
Riboflavin	3.84 mg	1.60 mg	295%
Niacin	23.6 mg	9.82 mg	147%
Pantothenic acid	10.0 mg	4.17 mg
Vitamin B-6	3.25 mg	1.35 mg	191%
Folate, total	0 µg	0 µg
Vitamin B-12	9.05 µg	3.77 µg	377%
Choline, total	0.72 mg	0.30 mg	0%
Vitamin K (phylloquinone)	0 µg	0 µg	0%
Folic acid	0 µg	0 µg
Folate, food	0 µg	0 µg
Folate, DFE	0 µg	0 µg	0%
Vitamin E, added	0 mg	0 mg
Vitamin B-12, added	6.00 µg	2.50 µg

Fatty acids (19)

Nutrient	Per portion	Per 100 g	% DV
SFA 4:0	0 g	0 g
SFA 6:0	0 g	0 g
SFA 8:0	0 g	0 g
SFA 10:0	0 g	0 g
SFA 12:0	0 g	0 g
SFA 14:0	0 g	0 g
SFA 16:0	0 g	0 g
SFA 18:0	0 g	0 g
MUFA 18:1	0 g	0 g
PUFA 18:2	0 g	0 g
PUFA 18:3	0 g	0 g
PUFA 20:4	0 g	0 g
PUFA 22:6 n-3 (DHA)	0 g	0 g
MUFA 16:1	0 g	0 g
PUFA 18:4	0 g	0 g
MUFA 20:1	0 g	0 g
PUFA 20:5 n-3 (EPA)	0 g	0 g
MUFA 22:1	0 g	0 g
PUFA 22:5 n-3 (DPA)	0 g	0 g

Source: USDA FoodData Central, FDC 171937: every value the record reports, per 100 g as USDA gives it and scaled to the portion; Daily Values: 21 CFR 101.9.

Other ways to eat energy drink

USDA lists 34 preparations of energy drink. The energy drink page puts them side by side, per 100 g and per portion.

Compare every energy drink preparation

Next questions

Every common food in beveragescalories, protein, fat and carbohydrate side by side
Foods A to Z
Compare two foods side by sidecalories, sugar, sodium and protein per 100 g and per portion

Sources for this page

USDA FoodData Central: this record and every record it is compared with, April 30, 2026 release. fdc.nal.usda.gov
FoodData Central documentation: what branded, SR Legacy, Foundation and survey records are. fdc.nal.usda.gov
USDA Food and Nutrient Database for Dietary Studies: survey foods and their household portions. ars.usda.gov
21 CFR 101.9, Nutrition labeling of food: the label format, its rounding and the Daily Values. ecfr.gov
21 CFR 101 subpart D, Nutrient content claims: the FDA thresholds the comparisons count. ecfr.gov
FDA, How to Understand and Use the Nutrition Facts Label: the 5% and 20% Daily Value rule. fda.gov