Lemon Juice for Babies

Complete guide on how to prepare and serve lemon juice to your baby, by age.

High in Vitamin CImmune-SupportiveIron Absorption AidRefreshing Flavor

Safety Information

Allergen Risk

Very Low (1/5)

Choking Hazard

Very Low (1/5)

6–9 Months 9–18 Months 18+ Months

How to Serve Lemon Juice to a 6–9 Months Old

How to Cut

Lemon juice does not require cutting. For this age, always offer only a few drops of freshly squeezed lemon juice, diluted in water, breastmilk or formula, and use it to lightly flavor purees or soft foods. Avoid offering undiluted lemon juice directly, as its acidity can be harsh on delicate mouths and digestive systems.

Serving Instructions

Start with just a few drops (less than 1 ml) of lemon juice, always freshly squeezed and diluted in a small amount of water, breastmilk, or formula. Use it to lightly flavor homemade purees or soft, age-appropriate foods. Lemon juice is not meant to be a main food but can add a touch of vitamin C and tang. For a balanced meal, pair with iron-rich purees (like lentil or chicken) and serve alongside other mild fruits or vegetables. Avoid serving undiluted lemon juice directly.

How to Serve Lemon Juice to a 9–18 Months Old

How to Cut

Lemon juice still does not need to be cut. At this stage, you can increase the amount slightly—up to 1/2 teaspoon (2.5 ml) diluted in foods or water. Use lemon juice to add a hint of flavor to mashed veggies, fruits, or as a gentle acid to aid in iron absorption from plant-based meals. Continue to avoid serving undiluted lemon juice directly to toddlers.

Serving Instructions

At this stage, you may use up to 1/2 teaspoon (2.5 ml) lemon juice, diluted before adding to foods. Lemon juice can boost flavor in mashed vegetables, fruits, or grains, and its vitamin C helps the body absorb plant-based iron (like in lentils or beans). Offer as part of mixed meals with protein, grains, and healthy fats. Never serve lemon juice by the spoonful—always dilute and combine with other foods.

How to Serve Lemon Juice to a 18+ Months Old

How to Cut

Lemon juice continues to require no cutting. For older toddlers, offer up to 1 teaspoon (5 ml) diluted in water or mixed into dishes. It’s useful for flavoring a variety of foods—grains, cooked veggies, beans, or fish. Always dilute, and refrain from offering straight shots of lemon juice—its acidity can still be harsh and may discourage children from trying new foods if it’s too strong.

Serving Instructions

With older toddlers, up to 1 teaspoon (5 ml) lemon juice can be used, always diluted and served within balanced meals. Add to salads, cooked grains, sautéed vegetables, or fish for flavor and added vitamin C. Combine with proteins and green veggies to support iron absorption. Avoid offering straight lemon juice or as a beverage—its acidity may still be overwhelming. Always observe for any skin or mouth irritation.