Breast Milk’s Benefits That Are (So Far) Not Replicable

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Simply The Breast 🎶

In Wednesday’s newsletter, we asked you for your opinion on breast vs formula milk (for babies!), and got the above-depicted, below-described, set of responses:

  • 80% said “Breast is best, as the slogan goes, and should be first choice”
  • 20% said “They both have their strengths and weaknesses; use whatever”
  • 0% said “Formula is formulated to be best, and should be first choice”

That’s the first time we’ve ever had a possible poll option come back with zero votes whatsoever! It seems this topic is relatively uncontentious amongst our readership, so we’ll keep things brief today, but there is still a little mythbusting to be done.

So, what does the science say?

[Breast milk should be the first choice] at least for the few few weeks and months for the benefit of baby’s health as breast milk has protective factors formula does not: True or False?

True! The wording here was taken from one of our readers’ responses, by the way (thank you, Robin). There are a good number of those protective factors, the most well-known of which is passing on immune cells and cell-like things; in other words, immune-related information being passed from parent* to child.

*usually the mother, though in principle it could be someone else and in practice sometimes it is; the only real requirements are that the other person be healthy, lactating, and willing.

As for immune benefits, see for example:

Perspectives on Immunoglobulins in Colostrum and Milk

And for that matter, also:

Colostrum is required for the postnatal ontogeny of small intestine innate lymphoid type 2 cells and successful anti-helminth defences

(Colostrum is simply the milk that is produced for a short period after giving birth; the composition of milk will tend to change later)

In any case, immunoglobulin A is a very important component in breast milk (colostrum and later), as well as lactoferrin (has an important antimicrobial effect and is good for the newborn’s gut), and a plethora of cytokines:

Cytokines in Human Milk

As for that about the gut, lactoferrin isn’t the only breast milk component that benefits this, by far, and there’s a lot that can’t be replicated yet:

Human Breast Milk and the Gastrointestinal Innate Immune System

As long as your infant/child is nutritiously fed, it shouldn’t matter if it comes from breast or formula: True or False?

False! Formula milk will not convey those immune benefits.

This doesn’t mean that formula-feeding is neglectful; as several people who commented mentioned*, there are many reasons a person may not be able to breastfeed, and they certainly should not be shamed for that.

*(including the reader whose words we borrowed for this True/False item; the words we quoted above were prefaced with: “Not everyone is able to breastfeed for many different reasons”)

But, while formula milk is a very good second choice, and absolutely a respectable choice if breast milk isn’t an option (or an acceptable option) for whatever reason, it still does not convey all the health benefits of breast milk—yet! The day may come when they’ll find a way to replicate the immune benefits, but today is not that day.

They both have their strengths and weaknesses: True or False?

True! But formula’s strengths are only in the category of convenience and sometimes necessity—formula conveys no health benefits that breast milk could not do better, if available.

For many babies, formula means they get to eat, when without it they would starve due to non-availability of breast milk. That’s a pretty important role!

Note also: this is a health science publication, not a philosophical publication, but we’d be remiss not to mention one thing; let’s bring it in under the umbrella of sociology:

The right to bodily autonomy continues to be the right to bodily autonomy even if somebody else wants/needs something from your body.

Therefore, while there are indeed many good reasons for not being able to breastfeed, or even just not being safely* able to breastfeed, it is at the very least this writer’s opinion that nobody should be pressed to give their reason for not breastfeeding; “no” is already a sufficient answer.

*Writer’s example re safety: when I was born, my mother was on such drugs that it would have been a very bad idea for her to breastfeed me. There are plenty of other possible reasons why it might be unsafe for someone one way or another, but “on drugs that have a clear ‘do not take while pregnant or nursing’ warning” is a relatively common one.

All that said, for those who are willing and safely able, the science is clear: breast is best.

Want to read more?

The World Health Organization has a wealth of information (including explanations of its recommendations of, where possible, exclusive breastfeeding for the first 6 months, ideally continuing some breastfeeding for the first 2 years), here:

World Health Organization | Breastfeeding

Take care!

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  • Hormone Replacement

    10almonds is reader-supported. We may, at no cost to you, receive a portion of sales if you purchase a product through a link in this article.

    It’s Q&A Day at 10almonds!

    Have a question or a request? You can always hit “reply” to any of our emails, or use the feedback widget at the bottom!

    In cases where we’ve already covered something, we might link to what we wrote before, but will always be happy to revisit any of our topics again in the future too—there’s always more to say!

    As ever: if the question/request can be answered briefly, we’ll do it here in our Q&A Thursday edition. If not, we’ll make a main feature of it shortly afterwards!

    So, no question/request too big or small

    ❝I cant believe 10 Almonds addresses questions. Thanks. I see the word symptoms for menopause. I don’t know what word should replace it but maybe one should be used or is symptom accurate? And I recently read that there was a great disservice for women in my era as they were denied/scared of hormones replacement. Unnecessarily❞

    You’d better believe it! In fact we love questions; they give us things to research and write about.

    “Symptom” is indeed an entirely justified word to use, being:

    1. General: any phenomenon or circumstance accompanying something and serving as evidence of it.
    2. Medical: any phenomenon that arises from and accompanies a particular disease or disorder and serves as an indication of it.

    If the question is more whether the menopause can be considered a disease/disorder, well, it’s a naturally occurring and ultimately inevitable change, yes, but then, so is cancer (it’s in the simple mathematics of DNA replication and mutation that, unless a cure for cancer is found, we will always eventually get cancer, if nothing else kills us first).

    So, something being natural/inevitable isn’t a reason to not consider it a disease/disorder, nor a reason to not treat it as appropriate if it is causing us harm/discomfort that can be safely alleviated.

    Moreover, and semantics aside, it is medical convention to consider menopause to be a medical condition, that has symptoms. Indeed, for example, the US’s NIH (and its constituent NIA, the National Institute of Aging) and the UK’s NHS, both list the menopause’s symptoms, using that word:

    With regard to fearmongering around HRT, certainly that has been rife, and there were some very flawed (and later soundly refuted) studies a while back that prompted this—and even those flawed studies were not about the same (bioidentical) hormones available today, in any case. So even if they had been correct (they weren’t), it still wouldn’t be a reason to not get treatment nowadays, if appropriate!

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  • Why are my muscles sore after exercise? Hint: it’s nothing to do with lactic acid

    10almonds is reader-supported. We may, at no cost to you, receive a portion of sales if you purchase a product through a link in this article.

    As many of us hit the gym or go for a run to recover from the silly season, you might notice a bit of extra muscle soreness.

    This is especially true if it has been a while between workouts.

    A common misunderstanding is that such soreness is due to lactic acid build-up in the muscles.

    Research, however, shows lactic acid has nothing to do with it. The truth is far more interesting, but also a bit more complex.

    It’s not lactic acid

    We’ve known for decades that lactic acid has nothing to do with muscle soreness after exercise.

    In fact, as one of us (Robert Andrew Robergs) has long argued, cells produce lactate, not lactic acid. This process actually opposes not causes the build-up of acid in the muscles and bloodstream.

    Unfortunately, historical inertia means people still use the term “lactic acid” in relation to exercise.

    Lactate doesn’t cause major problems for the muscles you use when you exercise. You’d probably be worse off without it due to other benefits to your working muscles.

    Lactate isn’t the reason you’re sore a few days after upping your weights or exercising after a long break.

    So, if it’s not lactic acid and it’s not lactate, what is causing all that muscle soreness?

    Muscle pain during and after exercise

    When you exercise, a lot of chemical reactions occur in your muscle cells. All these chemical reactions accumulate products and by-products which cause water to enter into the cells.

    That causes the pressure inside and between muscle cells to increase.

    This pressure, combined with the movement of molecules from the muscle cells can stimulate nerve endings and cause discomfort during exercise.

    The pain and discomfort you sometimes feel hours to days after an unfamiliar type or amount of exercise has a different list of causes.

    If you exercise beyond your usual level or routine, you can cause microscopic damage to your muscles and their connections to tendons.

    Such damage causes the release of ions and other molecules from the muscles, causing localised swelling and stimulation of nerve endings.

    This is sometimes known as “delayed onset muscle soreness” or DOMS.

    While the damage occurs during the exercise, the resulting response to the injury builds over the next one to two days (longer if the damage is severe). This can sometimes cause pain and difficulty with normal movement.

    The upshot

    Research is clear; the discomfort from delayed onset muscle soreness has nothing to do with lactate or lactic acid.

    The good news, though, is that your muscles adapt rapidly to the activity that would initially cause delayed onset muscle soreness.

    So, assuming you don’t wait too long (more than roughly two weeks) before being active again, the next time you do the same activity there will be much less damage and discomfort.

    If you have an exercise goal (such as doing a particular hike or completing a half-marathon), ensure it is realistic and that you can work up to it by training over several months.

    Such training will gradually build the muscle adaptations necessary to prevent delayed onset muscle soreness. And being less wrecked by exercise makes it more enjoyable and more easy to stick to a routine or habit.

    Finally, remove “lactic acid” from your exercise vocabulary. Its supposed role in muscle soreness is a myth that’s hung around far too long already.The Conversation

    Robert Andrew Robergs, Associate Professor – Exercise Physiology, Queensland University of Technology and Samuel L. Torrens, PhD Candidate, Queensland University of Technology

    This article is republished from The Conversation under a Creative Commons license. Read the original article.

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  • High-Protein Paneer

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    Paneer (a kind of Desi cheese used in many recipes from that region) is traditionally very high in fat, mostly saturated. Which is delicious, but not exactly the most healthy.

    Today we’ll be making a plant-based paneer that does exactly the same jobs (has a similar texture and gentle flavor, takes on the flavors of dishes in the same way, etc) but with a fraction of the fat (of which only a trace amount is saturated, in this plant-based version), and even more protein. We’ll use this paneer in some recipes in the future, but it can be enjoyed by itself already, so let’s get going…

    You will need

    • ½ cup gram flour (unwhitened chickpea flour)
    • Optional: 1 tsp low-sodium salt

    Method

    (we suggest you read everything at least once before doing anything)

    1) Whisk the flour (and salt, if using) with 2 cups water in a big bowl, whisking until the texture is smooth.

    2) Transfer to a large saucepan on a low-to-medium heat; you want it hot, but not quite a simmer. Keep whisking until the mixture becomes thick like polenta. This should take 10–15 minutes, so consider having someone else to take shifts if the idea of whisking continually for that long isn’t reasonable to you.

    3) Transfer to a non-stick baking tin that will allow you to pour it about ½” deep. If the tin’s too large, you can always use a spatula to push it up against two or three sides, so that it’s the right depth

    3) Refrigerate for at least 10 minutes, but longer is better if you have the time.

    4) When ready to serve/use, cut it into ½” cubes. These can be served/used now, or kept for about a week in the fridge.

    Enjoy!

    Want to learn more?

    For those interested in some of the science of what we have going on today:

    Take care!

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  • The Power of Hormones – by Dr. Max Nieuwdorp

    10almonds is reader-supported. We may, at no cost to you, receive a portion of sales if you purchase a product through a link in this article.

    First a quick note on the author: he’s an MD & PhD, internist, endocrinologist, and professor. He knows his stuff.

    There are a lot of books with “the new science of” in the title, and they don’t often pertain to science that is actually new, and in this case, for the most part the science contained within this book is quite well-established.

    A strength of this book is that it’s not talking about hormones in just one specific aspect (e.g. menopause, pregnancy, etc) but rather, in the full span of human health, across the spectra of ages and sexes—and yes, also covering hormones that are not sex hormones, so for example also demystifying the different happiness-related neurotransmitters, as well as the hormones responsible for hunger and satiety, weight loss and gain, sleep and wakefulness, etc.

    Which is all very good, because there’s a lot of overlap and several hormones fall into several categories there.

    Moreover, the book covers how your personal cocktail of hormones impacts how you look, feel, behave, and more—there’s a lot about chronic health issues here too, and how to use the information in this book to if not outright cure, then at least ameliorate, many conditions.

    Bottom line: this is an information-dense book with a lot of details great and small; if you read this, you’ll come away with a much better understanding of hormones than you had previously!

    Click here to check out The Power of Hormones, and harness that power for yourself!

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  • Scheduling Tips for Overrunning Tasks

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    Your Questions, Our Answers!

    Q: Often I schedule time for things, but the task takes longer than I think, or multiplies while I’m doing it, and then my schedule gets thrown out. Any ideas?

    A: A relatable struggle! Happily, there are remedies:

    • Does the task really absolutely need to be finished today? If not, just continue it in scheduled timeslots until it’s completed.
    • Some tasks do indeed need to be finished today (hi, writer of a daily newsletter here!), so it can be useful to have an idea of how long things really take, in advance. While new tasks can catch us unawares, recurring or similar-to-previous tasks can be estimated based on how long they took previously. For this reason, we recommend doing a time audit every now and again, to see how you really use your time.
    • A great resource that you should include in your schedule is a “spare” timeslot, ideally at least one per day. Call it a “buffer” or a “backup” or whatever (in my schedule it’s labelled “discretionary”), but the basic idea is that it’s a scheduled timeslot with nothing scheduled in it, and it works as an “overflow” catch-all.

    Additionally:

    • You can usually cut down the time it takes you to do tasks by setting “Deep Work” rules for yourself. For example: cut out distractions, single-task, work in for example 25-minute bursts with 5-minute breaks, etc
    • You can also usually cut down the time it takes you to do tasks by making sure you’re prepared for them. Not just task-specific preparation, either! A clear head on, plenty of energy, the resources you’ll need (including refreshments!) to hand, etc can make a huge difference to efficiency.

    See Also: Time Optimism and the Planning Fallacy

    Do you have a question you’d like to see answered here? Hit reply or use the feedback widget at the bottom; we’d love to hear from you!

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  • How To Leverage Attachment Theory In Your Relationship

    10almonds is reader-supported. We may, at no cost to you, receive a portion of sales if you purchase a product through a link in this article.

    How To Leverage Attachment Theory In Your Relationship

    Attachment theory has come to be seen in “kids nowadays”’ TikTok circles as almost a sort of astrology, but that’s not what it was intended for, and there’s really nothing esoteric about it.

    What it can be, is a (fairly simple, but) powerful tool to understand about our relationships with each other.

    To demystify it, let’s start with a little history…

    Attachment theory was conceived by developmental psychologist Mary Ainsworth, and popularized as a theory bypsychiatrist John Bowlby. The two would later become research partners.

    • Dr. Ainsworth’s initial work focused on children having different attachment styles when it came to their caregivers: secure, avoidant, or anxious.
    • Later, she would add a fourth attachment style: disorganized, and then subdivisions, such as anxious-avoidant and dismissive-avoidant.
    • Much later, the theory would be extended to attachments in (and between) adults.

    What does it all mean?

    To understand this, we must first talk about “The Strange Situation”.

    “The Strange Situation” was an experiment conducted by Dr. Ainsworth, in which a child would be observed playing, while caregivers and strangers would periodically arrive and leave, recreating a natural environment of most children’s lives. Each child’s different reactions were recorded, especially noting:

    • The child’s reaction (if any) to their caregiver’s departure
    • The child’s reaction (if any) to the stranger’s presence
    • The child’s reaction (if any) to their caregiver’s return
    • The child’s behavior on play, specifically, how much or little the child explored and played with new toys

    She observed different attachment styles, including:

    1. Secure: a securely attached child would play freely, using the caregiver as a secure base from which to explore. Will engage with the stranger when the caregiver is also present. May become upset when the caregiver leaves, and happy when they return.
    2. Avoidant: an avoidantly attached child will not explore much regardless of who is there; will not care much when the caregiver departs or returns.
    3. Anxious: an anxiously attached child may be clingy before separation, helplessly passive when the caregiver is absent, and difficult to comfort upon the caregiver’s return.
    4. Disorganized: a disorganizedly attached child may flit between the above types

    These attachment styles were generally reflective of the parenting styles of the respective caregivers:

    1. If a caregiver was reliably present (physically and emotionally), the child would learn to expect that and feel secure about it.
    2. If a caregiver was absent a lot (physically and/or emotionally), the child would learn to give up on expecting a caregiver to give care.
    3. If a caregiver was unpredictable a lot in presence (physical and/or emotional), the child would become anxious and/or confused about whether the caregiver would give care.

    What does this mean for us as adults?

    As we learn when we are children, tends to go for us in life. We can change, but we usually don’t. And while we (usually) no longer rely on caregivers per se as adults, we do rely (or not!) on our partners, friends, and so forth. Let’s look at it in terms of partners:

    1. A securely attached adult will trust that their partner loves them and will be there for them if necessary. They may miss their partner when absent, but won’t be anxious about it and will look forward to their return.
    2. An avoidantly attached adult will not assume their partner’s love, and will feel their partner might let them down at any time. To protect themself, they may try to manage their own expectations, and strive always to keep their independence, to make sure that if the worst happens, they’ll still be ok by themself.
    3. An anxiously attached adult will tend towards clinginess, and try to keep their partner’s attention and commitment by any means necessary.

    Which means…

    • When both partners have secure attachment styles, most things go swimmingly, and indeed, securely attached partners most often end up with each other.
    • A very common pairing, however, is one anxious partner dating one avoidant partner. This happens because the avoidant partner looks like a tower of strength, which the anxious partner needs. The anxious partner’s clinginess can also help the avoidant partner feel better about themself (bearing in mind, the avoidant partner almost certainly grew up feeling deeply unwanted).
    • Anxious-anxious pairings happen less because anxiously attached people don’t tend to be attracted to people who are in the same boat.
    • Avoidant-avoidant pairings happen least of all, because avoidantly attached people having nothing to bind them together. Iff they even get together in the first place, then later when trouble hits, one will propose breaking up, and the other will say “ok, bye”.

    This is fascinating, but is there a practical use for this knowledge?

    Yes! Understanding our own attachment styles, and those around us, helps us understand why we/they act a certain way, and realize what relational need is or isn’t being met, and react accordingly.

    That sometimes, an anxiously attached person just needs some reassurance:

    • “I love you”
    • “I miss you”
    • “I look forward to seeing you later”

    That sometimes, an avoidantly attached person needs exactly the right amount of space:

    • Give them too little space, and they will feel their independence slipping, and yearn to break free
    • Give them too much space, and oops, they’re gone now

    Maybe you’re reading that and thinking “won’t that make their anxious partner anxious?” and yes, yes it will. That’s why the avoidant partner needs to skip back up and remember to do the reassurance.

    It helps also when either partner is going to be away (physically or emotionally! This counts the same for if a partner will just be preoccupied for a while), that they parameter that, for example:

    • Not: “Don’t worry, I just need some space for now, that’s all” (à la “I am just going outside and may be some time“)
    • But: “I need to be undisturbed for a bit, but let’s schedule some me-and-you-time for [specific scheduled time]”.

    Want to learn more about addressing attachment issues?

    Psychology Today: Ten Ways to Heal Your Attachment Issues

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    Lastly, to end on a light note…

    Don’t Forget…

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