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Why does one of my breast pump more than the other?

Understanding Breast Milk Production Discrepancies
For many new mothers, the experience of breastfeeding can be both rewarding and perplexing. One common concern that arises is the noticeable difference in milk production between the two breasts. While this can be worrisome, it is often a normal occurrence and can be attributed to several factors.
Natural Variability in Milk Production
Biological differences between breasts are a primary reason for uneven milk production. Just as individuals have asymmetrical features, breasts can also vary in size and function. It is not uncommon for one breast to produce more milk than the other due to differences in glandular tissue, which is responsible for milk production. This natural variability means that one breast may simply be more efficient at producing milk than the other.
Pumping Techniques and Frequency
Another significant factor influencing milk production is pumping techniques and frequency. If a mother tends to favor one breast during breastfeeding or pumping, that breast may become more stimulated and produce more milk over time. The body responds to demand; therefore, if one breast is used more frequently, it will likely produce more milk to meet that demand.
Additionally, the type of breast pump used can also impact milk output. Electric pumps, for instance, are generally more efficient than manual pumps, which can lead to differences in how much milk is extracted from each breast. If a mother is using a pump that is not well-suited to her needs, it could result in less effective milk removal from one breast compared to the other.
Hormonal Influences
Hormonal fluctuations can also play a role in milk production. Prolactin, the hormone responsible for milk production, can vary in levels between breasts. Factors such as stress, fatigue, and overall health can influence these hormonal levels, potentially leading to discrepancies in milk supply.
Addressing Concerns
While it is common for one breast to produce more milk than the other, mothers should monitor their overall milk supply and their baby’s feeding patterns. If there are concerns about insufficient milk production or if the difference is significant, consulting with a lactation consultant or healthcare provider can provide personalized guidance and support.
In conclusion, while it may be concerning to notice that one breast is pumping more than the other, it is typically a normal variation influenced by biological differences, pumping habits, and hormonal factors. Understanding these elements can help alleviate worries and support a successful breastfeeding journey.

Can you fix a slacker boob?

WHAT TO DO ABOUT IT. As long as your baby is growing and thriving on your breast milk, there is nothing that needs to be done about a slacker boob.

What is the 120 pumping rule?

The first 12 weeks of your breastfeeding journey requires frequent breastmilk removal, stimulating healthy milk production. Studies show moms who exclusively pump for a minimum of 120 minutes per day can make enough to feed their babies primarily breastmilk.

What is the 120 minute rule for pumping?

The 120-minute rule is a helpful guideline for exclusive pumpers. It suggests spending at least 120 minutes (or 2 hours) each day pumping. How you divide that time depends on your baby’s age. For example, with a newborn, you might spread it across eight 15-minute sessions throughout the day.

Why do I pump different amounts each time?

Did you know that is normal for moms to pump different amounts at different times of day? Why? Our hormone levels vary based on the time of day. Milk volume is typically highest in the morning hours and gradually decreases throughout the day.

How do you fix oversupply in one breast?

Give your baby enough time to completely finish one breast before swapping to the second breast. With oversupply, babies tend to take only one side per feeding. It is best not to express at all unless you are very engorged. Pump just enough to relieve the discomfort.

How do I fix one breast bigger than the other while pumping?

If you want to try to even things out, you have some options.

  1. Start each feed on the side with lower supply.
  2. Feed twice as often on the smaller side if you only feed on one side per feeding.
  3. Pump on the smaller side only after a feeding or two.
  4. Add an extra pump session for only the smaller side.

What is the 5 5 5 rule for breast milk?

Something I recommend to moms is the 5-5-5 rule. Try and use milk within five hours at room temperature, five days in the fridge, and by five months in the freezer.

Why does one breast get more engorged than the other?

Uneven breasts often become more noticeable over time because your baby starts to prefer one breast to the other. Milk supply in each breast responds separately to your baby’s sucking. If you feed more on one side, that breast will make more milk. If less milk is taken from the other side, it will make less.

Is it normal for one breast to pump more than the other?

Remember, an uneven milk supply is usually a totally natural occurrence – It’s very common to find that one breast produces more milk and one is more of a slacker!

Is it normal to pump inconsistent amounts?

Medically speaking, a full milk supply ranges from 750ml –1035ml per day. It’s also normal for this amount to fluctuate from day to day. It’s normal to see pumping output fluctuate from session to session as well.

Natasha Lunn

Tash is an IBCLC and Business Coach helping fellow IBCLCs create fun, profitable businesses that are more than just an expensive hobby. Before becoming an IBCLC and starting her private practice - The Boobala, Tash graduated as an Osteopath in 2008 and has been in Private Practice in South West Sydney. She was also a volunteer Breastfeeding Counsellor and Community Educator with the Australian Breastfeeding Association for 6 years. Through her business, Your Lactation Biz, Tash coaches and creates products to help new and seasoned IBCLCs build businesses that suit their personality and lifestyle.

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