A simple guide to converting whole lemons to the amount of lemon juice or zest they will yield—for use in delicious lemon recipes.

Squeezing Lemon Juice into Small Glass Bowl with Whole Lemons White Surface

Lemons are like the superheroes of the kitchen. They can be used in so many ways to make food taste even better. Their tangy and acidic flavor can add depth to various dishes – from appetizers to main courses and desserts.

Lemon juice is a popular ingredient in dressings, marinades, and sauces, adding a zesty touch to any dish. But how much juice can you get from just one lemon? Let’s find out!

Black Wire Bowl with Lemons and Lemons on White Surface with Lemon Cut Open

How Much Juice in One Lemon

A recipe may call for the juice of one lemon, but what if you only have bottled lemon juice on hand? How many tablespoons should you use?

On average, one large lemon will produce about 4 to 5 tablespoons of juice. Some lemons may contain more or less depending on their size and ripeness.

  • Size matters – the larger the lemon, the more juice it will have.
  • Ripeness – riper lemons tend to be juicier than firmer ones—you can tell if a lemon is ripe by squeezing it gently; if it yields to pressure, it’s ready for juicing!
Different Sizes of Lemon Large, Medium, Small, and Half Lemon on White Marble Surface

Whole Lemons to Lemon Juice Chart

Here is a quick reference chart for converting whole lemons to juice or zest.

Juice (TBSP)Juice (Ounces)Juice (Cups)Zest (TBSP)
Large Lemon
(2-3/8″ diameter)
4 – 5 tbsp2 – 2.5 oz.1/4 cup1 tbsp
Medium Lemon
(2-1/8″ diameter)
3 – 4 tbsp1.5 – 2 oz.3/16 cup2 – 3 tsp
Small Lemon
(1-5/8″ diameter)
2 – 3 tbsp1 – 1.5 oz.1/8 cup1 – 2 tsp
Half Lemon1 – 2.5 tbsp0.5 – 1 oz.1/16 cup0.5 – 1.5 tsp

Source: juice, zest, and fruit sizes from USDA – Food Data Central + our experience.

If a recipe calls for the juice of one lemon and doesn’t specify the size, you should use 3 to 5 tablespoons of fresh or bottled lemon juice. If a recipe calls for the zest of one lemon, you should use about 2 to 3 teaspoons of lemon zest.

🥛 Reference how many ounces are in a cup here.

Small Bowl and Tablespoon of Lemon Juice on Wooden Cutting Board with Slices Lemons

How Much Juice in One Large Lemon

A large lemon yields around 4 to 5 tablespoons of juice (2 to 2.5 ounces or 1/4 cup).

Large Lemon (avg. 2-3/8″ diameter) = 4 to 5 Tablespoons Juice

Remember: this amount can vary slightly depending on the size and ripeness of the lemon.

How Much Juice in One Medium Lemon

One medium-sized lemon equals around 3 to 4 tablespoons of juice (1.5 to 2 ounces).

Medium Lemon (avg. 2-1/8″ diameter) = 3 to 4 Tablespoons Juice

Remember: this amount can vary slightly depending on the size and ripeness of the lemon.

How Much Juice in One Small Lemon

One small-sized lemon usually contains around 2 to 3 tablespoons of juice (1 to 1.5 ounces or 1/8 cup).

Small Lemon (avg. 1-5/8″ diameter) = 2 to 3 Tablespoons Juice

Remember: this amount can vary slightly depending on the size and ripeness of the lemon.

🍋 Learn more about lemons varieties, sizing, and grading here from USFoods.com.

Lemon Half with Knife and Whole Lemon on Cutting Board

How Much Juice in One Half Lemon

A half of a lemon typically contains 1 to 2 ½ tablespoons of juice. This range accounts for half of a small lemon producing 1 tablespoon and half of a large lemon producing 2 ½ tablespoons.

Half Lemon = 1 to 2 ½ Tablespoons Juice

Remember: this amount can vary slightly depending on the size and ripeness of the lemon.

Lemon Zest in White Bowl on Cutting Board with Lemons on White Marble Surface

How Much Lemon Zest in One Lemon

The amount of lemon zest you get from one lemon can vary greatly depending on the size and variety and how finely you grate the zest. Generally, one large-sized lemon will yield about 1 tablespoon of freshly grated zest. One medium-sized lemon will yield approximately 2 to 3 teaspoons.

  • Large lemon – 1 tablespoon zest
  • Medium lemon – 2 to 3 teaspoons zest
  • Small lemon – 2 teaspoons zest
  • Half lemon – ½ to 1 ½ teaspoons zest

Favorite Tools for Juicing and Zesting Lemons

  • Electric juicer
  • Hand held juicer
  • Lemon zester and grater

Is Bottled Lemon Juice the Same as Freshly Squeezed?

Bottled lemon juice is often made with concentrate, so it may have a slightly different flavor than freshly-squeezed juice. It usually has added preservatives and may have less nutritional value, including fewer vitamins and minerals, such as magnesium, than the freshly-squeezed variety.

Although we tend to use fresh lemon juice when possible, you can substitute fresh lemon juice with bottled lemon juice at a 1:1 ratio. Just know bottled lemon juice can be more sour and have fewer vitamins and minerals.

Juicing Lemon Using Hand Citrus Reamer with Lemons on a Marble Surface

Tips for Juicing Lemons

If you’re looking to maximize the amount of juice you get from each lemon, here are some tips: 

Store lemons at room temperature – cold temperatures can impact the juiciness of a lemon. If possible, store them at room temperature so that they retain their natural moisture content.

Roll the lemon before cutting – before cutting a lemon in half for juicing, roll it around with your hand against a hard surface (like your kitchen counter). This helps break down the fruit inside and makes it easier for the juices to flow when cut.

Microwave them briefly – if you don’t have time to let your lemons come up to room temperature naturally, microwave them for 10 seconds or so before cutting them open. Be sure not to leave them in too long, as this could cause them to dry out and become less juicy.

Use a citrus reamer or presser tool – cut your lemon in half and extract all its juice by hand, using either a citrus reamer or presser tool to squeeze out as much juice as possible.

Wooden Tablespoon of Lemon Juice on Top of Lemon Slices

Ways to Use Lemon Juice

Lemon juice can be used in so many delicious ways, whether cooking a savory main dish or whipping up a sweet dessert or refreshing drink. Here are a few of our favorite ways to use lemon juice:

  • Add a splash of freshly-squeezed lemon juice to your favorite salad dressing.
  • Give grilled vegetables an extra zing by adding some lemon juice before serving.
  • Squeeze lemon juice onto your shrimp or fish dishes.
  • Use as part of a marinade to bring out the flavors in meats and poultry.
  • Mix with melted butter, garlic, and parsley for an easy sauce to serve with pasta or seafood dishes.
  • Make a citrusy vinaigrette by combining olive oil, lemon juice, and herbs.
  • Mix powdered sugar and lemon juice to create a quick glaze for cakes, pastries, or other baked goods.
  • Add a touch of freshness to ice cream or sorbets with some zesty lemon juice drizzled before serving.
  • Balance out sweet recipes such as jams and desserts with some tartness from freshly-squeezed lemon juice added towards the end of cooking time.
  • Infuse salads, sauces, and stews with flavor by adding a tablespoon of fresh lemon juice during the cooking process if desired – adjust amounts to suit your tastes.
  • Use in mason jar infused water with other fruits and herbs.
Whole Lemon and Half Lemon on White Marble Surface

Frequently Asked Questions

Here are answers to common questions about lemon juice.

How much juice in one lemon in cups?

One lemon has about 1/4 cup of lemon juice (about 4 to 5 tablespoons). See our handy chart.

How much Vitamin C is in the juice of one lemon?

According to the USDA, the juice of one large lemon (weight of 3.5 ounces or 100 grams) contains approximately 32 to 43 milligrams of vitamin C. The amount of vitamin C varies between different varieties and sizes of lemons. Additionally, freshly-squeezed lemon juice may contain a higher vitamin C concentration than store-bought varieties.

How much Magnesium is in the juice of one lemon?

According to the USDA, the juice of one large lemon (weight of 3.5 ounces or 100 grams) contains approximately 3 to 8 milligrams of Magnesium. The amount of Magnesium varies between different varieties and sizes of lemons. Additionally, freshly-squeezed lemon juice may contain a higher concentration than store-bought varieties.

Black Wire Bowl of Lemons with Half Lemon on Marble Surface

Final Thoughts

Fresh-squeezed lemon juice can make all the difference in your cooking and drinks. Not only does it taste better than store-bought varieties, but you’ll also get more nutritional benefits from squeezing your own lemons. Save this article and handy chart for the next time you need to know how much juice or zest is in one lemon.

Whole and Half Lemons on Marble Surface

More Cooking Conversion Tips

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How Much Juice Is In One Lemon?

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