How Many Bottles Does A 30.8 Oz Can Of Formula Make? Formula Feeding Guide  

How Many Bottles Does A 30.8 Oz Can Of Formula Make

In the world of infant care, understanding the precise quantity of formula a container holds can be crucial for parents and caregivers. The 30.8 oz can of formula is a popular choice among parents, but many wonder how many bottles they can expect to prepare from it. This article seeks to answer this common question by delving into the serving size guidelines, factors affecting consumption, and cost-effective formula-feeding strategies. Armed with this knowledge, parents can confidently navigate the world of infant formula, ensuring their little ones receive the nourishment they need.

How Many Bottles Does A 30.8 Oz Can Of Formula Make?

A 30.8 oz can of formula typically yields approximately 29 to 30 six-ounce bottles, when prepared according to the manufacturer’s recommended serving size. However, the exact number of bottles may vary based on the specific brand and age-related variations in serving size. Always consult the formula can’s packaging and your pediatrician for precise guidance based on your baby’s needs.

Different Container Sizes 

Infant formula is available in various container sizes, catering to the diverse needs of parents and caregivers. These container sizes are designed to provide flexibility and convenience. Here, we’ll explore the different container sizes and their advantages:

1. 30.8 oz Can:

The 30.8 oz can is a popular choice for many parents. It contains a significant amount of formula, making it suitable for those who prefer buying in bulk. This size is cost-effective when compared to smaller containers because the price per ounce tends to be lower.

However, it may not be ideal for parents who are unsure about their baby’s formula preferences or for those with limited storage space.

2. Tubs and Larger Canisters:

Tubs and larger canisters often hold between 32 to 36 ounces of formula. They are suitable for parents who want to strike a balance between economy and storage space. The resealable lids on these containers help keep the formula fresh after each use.

3. Boxes of Single-Serving Packets:

Single-serving packets contain individual formula servings, typically around 2 ounces each. These are excellent for on-the-go parents or for those who want precise portion control. They are convenient for travel and reduce the risk of formula contamination, but they can be less cost-effective than larger containers.

4. Ready-to-Feed Bottles:

Some formulas come in ready-to-feed bottles, eliminating the need for mixing and measuring. These are incredibly convenient, especially during late-night feedings, but they tend to be more expensive per serving than other options. Parents who prioritize ease of use and quick preparation often opt for these containers.

Safety Precautions Before Preparing Formula

Before preparing infant formula, it’s crucial to follow safety precautions to ensure the health and well-being of your baby. Here are important safety measures to take:

  • Hand Hygiene: Wash your hands thoroughly with soap and warm water for at least 20 seconds before handling formula ingredients, bottles, or feeding equipment. Proper handwashing reduces the risk of introducing harmful bacteria to the formula.
  • Clean Preparation Area: Choose a clean and sanitized area for formula preparation. Use a dedicated surface or a clean, sanitized cutting board to set up your supplies. Avoid preparing formulas near sources of contamination, such as raw meat or cleaning chemicals.
  • Sterilized Equipment: Ensure that all bottles, nipples, and other feeding equipment are clean and sterilized. You can use a sterilizer, follow the manufacturer’s instructions for boiling water, or run it through a dishwasher’s sterilization cycle.
  • Proper Water Source: Use safe, potable water for formula preparation. If you’re concerned about the quality of your tap water, consider using filtered or bottled water. If using well water or water with potential contaminants, consult with your healthcare provider for guidance.
  • Follow Mixing Instructions: Carefully read and follow the mixing instructions provided on the formula packaging. Use the recommended water-to-powder ratio to avoid over- or under-diluting the formula.
  • Measure Accurately: Use a clean, dry measuring scoop specifically designed for the formula. Avoid using a regular kitchen spoon, as it may lead to imprecise measurements.
  • Boiling Water: In some cases, it may be necessary to boil water before mixing with the formula. Check the formula label or consult your pediatrician to determine if this is required.
  • Cool Formula Safely: If you’ve prepared a batch of formula in advance, cool it quickly by placing the bottle in a container of cold water or using a bottle cooler. Avoid leaving the formula at room temperature for an extended period, as this can promote bacterial growth.

How To Store Opened And Unopened Formula Cans?

Storing both opened and unopened infant formula cans properly is essential to maintain freshness and safety. Here’s how to store them:

1. Storing Unopened Formula Cans:

  • Keep in a Cool, Dry Place: Store unopened formula cans in a cool, dry place away from direct sunlight. A pantry or kitchen cabinet works well. Avoid storing them in areas with extreme temperature fluctuations.
  • Leave in Original Packaging: It’s best to keep the formula in its original can until you’re ready to use it. The can provides a protective barrier against moisture and air.
  • Check Expiration Date: Always check the expiration date on the formula can before purchase and again before use. Use the formula before it expires.
  • Avoid Freezing: Do not freeze unopened formula cans, as freezing can affect the formula’s consistency and quality.

2. Storing Opened Formula Cans:

  • Re-Close Tightly: If you’ve opened a formula can, ensure that you tightly re-seal the can lid to prevent moisture and air from getting in. If the can has a plastic lid, use it; if not, consider transferring the formula to an airtight container.
  • Store in a Cool Place: Store opened formula cans in a cool place, similar to unopened cans. Avoid areas with temperature fluctuations and exposure to sunlight.
  • Use Within the Expiration Date: Check the expiration date on the can and use the opened formula within the timeframe specified by the manufacturer, which is typically within 1-2 months.
  • Avoid Contaminating the Formula: Always use clean hands and sanitized utensils when handling the formula. Be careful not to introduce contaminants into the can.
  • Seal Airtight: If you transfer the formula to a separate container, ensure it’s airtight and clean. Use a container specifically designed for storing infant formula to maintain freshness.

Tips For Addressing Formula-Related Issues

Addressing formula-related issues can be crucial in ensuring your baby’s health and comfort. Here are some tips for handling common formula-related concerns:

  1. Consult Your Pediatrician: If you notice any sudden changes in your baby’s behavior or health after starting or switching formulas, consult your pediatrician. They can provide tailored advice and address specific concerns.
  2. Identify Allergies or Sensitivities: Some babies may have allergies or sensitivities to certain ingredients in the formula. Common allergens include cow’s milk protein and soy. If you suspect an allergy, discuss with your healthcare provider to explore hypoallergenic formula options.
  3. Gradual Formula Transitions: When switching formula brands or types, do so gradually by mixing the old and new formulas over several days. This can help ease your baby’s digestive transition and reduce the risk of digestive upset.
  4. Address Feeding Difficulties: If your baby is struggling with feeding or experiencing discomfort, consider factors like nipple flow rate, feeding position, and bottle type. Experimenting with these elements can improve the feeding experience.
  5. Check for Proper Mixing: Ensure that you’re accurately measuring and mixing the formula according to the manufacturer’s instructions. Incorrect ratios can lead to digestive problems or undernutrition.
  6. Gas and Colic: If your baby experiences excessive gas or colic, consider formulas with reduced gas-producing ingredients, such as partially hydrolyzed proteins. Also, try burping your baby more frequently during feedings.
  7. Constipation: For constipation issues, discuss with your pediatrician. They may recommend a formula with added fiber or specific changes to your baby’s diet.
  8. Reflux and Spit-Up: Elevating the baby’s head during feedings and keeping them upright for a short time afterward can help reduce reflux and spit-up. There are also specialized formulas designed for infants with reflux issues.
  9. Regularity in Feeding: Maintain a regular feeding schedule and ensure your baby is not overfed or underfed. Follow the recommended feeding guidelines based on your baby’s age and weight.
  10. Maintain Hydration: If you suspect dehydration or if your baby is experiencing diarrhea or vomiting, consult your pediatrician immediately. Dehydration can be a serious concern for infants.


In conclusion, understanding how to make the most of a 30.8 oz can of formula is crucial for parents seeking to provide their infants with proper nourishment. By following the serving size guidelines, considering factors like age and appetite, and implementing cost-effective strategies, parents can optimize formula usage. Remember that formula preparation and storage safety are paramount, and consulting with healthcare professionals for guidance is always advisable. 


Can I Use Tap Water To Mix Formula?

Yes, tap water can be used if it’s safe to drink. However, if you have concerns about water quality, consider using filtered or bottled water for mixing.

How Long Can I Keep Prepared Formula At Room Temperature?

The prepared formula should be consumed within two hours if kept at room temperature. Discard any unused formula after this time.

Is It Safe To Reheat Formula In The Microwave?

It’s not recommended to microwave formula as it can create uneven heat distribution. Use a bottle warmer or warm water bath to reheat the formula safely.

What Should I Do If My Baby Is Spitting Up A Lot After Feedings?

Frequent spit-up can be normal, but if it’s excessive or associated with discomfort, consult your pediatrician. They can recommend appropriate solutions or formula adjustments.


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