Lemon Juice Nutrition Facts

FoodData Central Updated 30 March 2026

One teaspoon of lemon juice contains 0.9 calories, 0g protein, 0.3g carbs, and 0g fat. Lemon Juice is a condiment that is low in calories.

0.9

cal

0.3g

carbs

0g

protein

0g

fat

0g

fiber

0.1g

sugar

Vitamins in Lemon Juice

Per Tsp ~5g

Vitamin A
0.1mcg
<1%
Vitamin C
0.72mg
<1%
Vitamin E
0.01mg
<1%
Vitamin K
<0.01mcg
<1%
Vitamin B6
2mcg
<1%
Folate
0.45mcg
<1%

Minerals in Lemon Juice

Per Tsp ~5g

Calcium
0.5mg
<1%
Iron
3mcg
<1%
Magnesium
0.35mg
<1%
Phosphorus
0.45mg
<1%
Potassium
5.45mg
<1%
Sodium
1.2mg
<1%
Zinc
9.5mcg
<1%
Selenium
<0.01mcg
<1%
Copper
1mcg
<1%
Manganese
1mcg
<1%

Learn More About Lemon Juice

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Verified Nutrition Data

Trusted & Verified Nutritional Information

All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.

USDA Official Source
FDA Safety Standards
HHS Health Standards
NIH Research Verified

Laboratory Analyzed

Nutrient values from certified lab analysis

Peer Reviewed

Data reviewed by nutrition scientists

Regularly Updated

Synced with latest official database releases

Nutritional values are based on standard reference data and may vary slightly based on preparation methods, brands, and natural variation in foods. Always consult with a healthcare professional for personalized dietary advice.