Too Much Or Too Little Testosterone?

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One Man’s Saw Palmetto Is Another Woman’s Serenoa Repens…

Today we’re going to look at saw palmetto. So, first:

What is it?

Saw palmetto is a type of palm native to the southeastern United States. Its scientific name is “Serenoa repens”, so if that name appears in studies we cite, it’s the same thing. By whichever name, it’s widely enjoyed as a herbal supplement.

Why do people take it?

Here’s where it gets interesting, because people take it for some completely opposite reasons…

Indeed, searching for it on the Internet will cause Google to suggest “…for men” and “…for women” as the top suggestions.

That’s because it works on testosterone, and testosterone can be a bit of a double-edged sword, so some people want to increase or decrease certain testosterone-related effects on their body.

And it works for both! Here be science:

  • Testosterone (henceforth, “T”) is produced in the human body.
    • Yes, all human bodies, to some extent.
  • An enzyme called 5-alpha-reductase converts T in to DHT (dihydrogen testosterone)
  • DHT is a much more potent androgen (masculinizing agent) than T alone, such that its effects are often unwanted, including:
    • Enlarged prostate (if you have one)
    • Hair loss (especially in men)
    • New facial hair growth (usually unwanted by women)
      • Women are more likely to get this due to PCOS and/or the menopause

To avoid those effects, you really want less of your T to be converted into DHT.

Saw palmetto is a 5α-reductase inhibitor, so if you take it, you’ll have less DHT, and you’ll consequently lose less hair, have fewer prostate problems, etc.

Read: Determination of the potency of a novel saw palmetto supercritical CO2 extract (SPSE) for 5α-reductase isoform II inhibition using a cell-free in vitro test system

^The above study showed that saw palmetto extract performed comparably to finasteride. Finasteride is the world’s main go-to prescription drug for treating enlarged prostate and/or hair loss.

See also: Natural Hair Supplement: Friend or Foe? Saw Palmetto, a Systematic Review in Alopecia

Hair today… Growing tomorrow!

So, what was that about increasing T levels?

Men usually suffer declining T levels as they get older, with a marked drop around the age of 45. With lower T comes lower energy, lower mood, lower libido, erectile dysfunction, etc.

Guess what… It’s T that’s needed for those things, not DHT. So if you block the conversion of T to DHT, you’ll have higher blood serum T levels, higher energy, higher mood, higher libido, and all that.

Read: Standardized Saw Palmetto Extract Directly and Indirectly Affects Testosterone Biosynthesis and Spermatogenesis

(the above assumes you have testicles, without which, your T levels will certainly not increase)

Saw Palmetto Against Enlarged Prostate?

With higher DHT levels in mid-late life, prostate enlargement (benign prostatic hyperlasia) can become a problem for many men. The size of that problem ranges from urinary inconvenience (common, when the prostate presses against the bladder) to prostate cancer (less common, much more serious). Saw palmetto, like other 5α-reductase inhibitors such as finasteride, may be used to prevent or treat this.

Wondering how safe/reliable it is? We found a very high-quality fifteen-year longitudinal observational study of the use of saw palmetto, and it found:

❝The 15 years’ study results suggest that taking S. repens plant extract continuously at a daily dose of 320 mg is an effective and safe way to prevent the progression of benign prostatic hyperplasia.❞

Read: 15 years’ survey of safety and efficacy of Serenoa repens extract in benign prostatic hyperplasia patients with risk of progression

Want a second opinion? We also found a 10-year study (by different researchers with different people taking it), which reached the same conclusion:

❝The results of study showed the absence of progression, both on subjective criteria (IPSS, and QoL scores), and objective criteria (prostate volume, the rate of urination, residual urine volume). Furthermore, patients had no undesirable effects directly related to the use of this drug.❞

  • IPSS = International Prostate Symptom Score
  • QoL = Quality of Life

Read: The results of the 10-year study of efficacy and safety of Serenoa repens extract in patients at risk of progression of benign prostatic hyperplasia

But wait a minute; I, a man over the age of 45 with potentially declining T levels but a fabulous beard, remember that you said just a minute ago that saw palmetto is used by women to avoid having facial hair; I don’t want to lose mine!

You won’t. Once your facial hair follicles were fully developed and activated during puberty, they’ll carry on doing what they do for life. That’s no longer regulated by hormones once they’re up and running.

The use of saw palmetto can only be used to limit facial hair if caught early—so it’s more useful at the onset of menopause, for those who have (or will have) such, or else upon the arrival of PCOS symptoms or hirsuitism from some other cause.

Take The Test!

Do you have a prostate, and would like to know your IPSS score, and what that means for your prostate health?

Take The Test Here!

(takes 1 minute, no need to pee or go probing for anything)

Bottom Line on Saw Palmetto

  • It blocks the conversion of T into DHT
  • It will increase blood serum T levels, thus boosting mood, energy, libido, etc in men (who typically have more T, but whose T levels decline with age)
  • It will decrease DHT levels, thus limiting hair loss (especially in men) and later-life new facial hair growth (especially in women).
  • It can be used to prevent or treat prostate enlargement
  • Bonus: it’s a potent antioxidant and thus reduces general inflammation (in everyone)

Want To Try Saw Palmetto?

We don’t sell it (or anything else), but for your convenience…

Click here to check out saw palmetto on Amazon!

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  • Healthy Kids, Happy Kids – by Dr. Elisa Song

    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.

    If you have young children or perhaps grandchildren, you probably care deeply about those children and their wellbeing, but there can often be a lot more guesswork than would be ideal, when it comes to ensuring they be and remain healthy.

    Nevertheless, a lot of common treatments for children are based (whether parents know it or not—and often they dont) on what is most convenient for the parent, not necessarily what is best for the child. Dr. Song looks to correct that.

    Rather than dosing kids with acetaminophen or even antibiotics, assuming eczema can be best fixed with a topical cream (treating the symptom rather than the cause, much?), and that some things like asthma “just are”, and “that’s unfortunate”, Dr. Song takes us on a tour of pediatric health, centered around the gut.

    Why the gut? Well, it’s pretty central to us as adults, and it’s the same for kids, except one difference: their gut microbiome is changing even more quickly than ours (along with the rest of their body), and as such, is even more susceptible to little nudges for better or for worse, having a big impact in either direction. So, might as well make it a good one!

    After an explanatory overview, most of the book is given over to recognizing and correcting what things can go wrong, including the top 25 acute childhood conditions, and the most critical chronic ones, and how to keep things on-track as a team (the child is part of the team! An important part!).

    The style of the book is very direct and instructional; easy to understand throughout. It’s a lot like being in a room with a very competent pediatrician who knows her stuff and explains it well, thus neither patronizing nor mystifying.

    Bottom line: if there are kids in your life, be they yours or your grandkids or someone else, this is a fine book for giving them the best foundational health.

    Click here to check out Healthy Kids, Happy Kids, and take care of yours!

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  • Delicious Quinoa Avocado Bread

    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.

    They’re gluten-free, full of protein and healthy fats, generous with the fiber, easy to make, and tasty too! What’s not to love? Keep this recipe (and its ingredients) handy for next time you want healthy burger buns or similar:

    You will need

    • 2½ cups quinoa flour
    • 2 cups almond flour (if allergic, just substitute more quinoa flour)
    • 1 avocado, peeled, pitted, and mashed
    • zest and juice of 1 lime
    • 2 tbsp ground flaxseed
    • 1 tsp baking powder
    • ½ tsp MSG or 1 tsp low-sodium salt
    • Optional: seeds, oats, or similar for topping the buns

    Method

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

    1) Preheat the oven to 350℉/175℃.

    2) Mix the flaxseed with ⅓ cup warm water and set aside.

    3) Mix, in a large bowl, the quinoa flour and almond flour with the baking powder and the MSG or salt.

    4) Mix, in a separate smaller bowl, the avocado and lime.

    5) Add the wet ingredients to the dry, slowly, adding an extra ½ cup water as you do, and knead into a dough.

    6) Divide the dough into 4 equal portions, each shaped into a ball and then slightly flattened, to create a burger bun shape. If you’re going to add any seeds or similar as a topping, add those now.

    7) Bake them in the oven (on a baking sheet lined with baking paper) for 20–25 minutes. You can check whether they’re done the same way you would a cake, by piercing them to the center with a toothpick and seeing whether it comes out clean.

    8) Serve when sufficiently cooled.

    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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  • Healing Cracked Fingers

    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

    ❝Question. Suffer from cracked (split) finger tips in the cold weather. Very painful, is there something I can take to ward off this off. Appreciate your daily email.❞

    Ouch, painful indeed! Aside from good hydration (which is something we easily forget in cold weather), there’s no known internal guard against this*, but from the outside, oil-based moisturizers are the way to go.

    Olive oil, coconut oil, jojoba oil, and shea butter are all fine options.

    If the skin is broken such that infection is possible, then starting with an antiseptic ointment/cream is sensible. A good example product is Savlon, unless you are allergic to its active ingredient chlorhexidine.

    *However, if perchance you are also suffering from peripheral neuropathy (a common comorbidity of cracked skin in the extremities), then lion’s main mushroom can help with that.

    Writer’s anecdote: I myself started suffering from peripheral neuropathy in my hands earlier this year, doubtlessly due to some old injuries of mine.

    However, upon researching for the above articles, I was inspired to try lion’s mane mushroom for myself. I take it daily, and have now been free of symptoms of peripheral neuropathy for several months.

    Here’s an example product on Amazon, by the way

    Enjoy!

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Related Posts

  • An Apple (Cider Vinegar) A Day…
  • If Your Adult Kid Calls In Crisis…

    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.

    Parent(s) To The Rescue?

    We’ve written before about the very common (yes, really, it is common) phenomenon of estrangement between parents and adult children:

    Family Estrangement & How To Fix It

    We’ve also written about the juggling act that can be…

    Managing Sibling Relationships In Adult Life

    …which includes dealing with such situations as supporting each other through difficult times, while still maintaining healthy boundaries.

    But what about when one’s [adult] child is in crisis?

    When a parent’s job never ends

    Hopefully, we have not been estranged (or worse, bereaved) by our children.

    In which case, when crisis hits, we are likely to be amongst the first to whom our children will reach out for support. Naturally, we will want to help. But how can we do that, and where (if applicable) to draw the line?

    No “helicopter parenting”

    If you’ve not heard the term “helicopter parenting”, it refers to the sort of parents who hover around, waiting to swoop in at a moment’s notice.

    This is most often applied to parents of kids of university age and downwards, but it’s worth keeping it in mind at any age.

    After all, we do want our kids to be able to solve their own problems if possible!

    So, if you’ve ever advised your kid to “take a deep breath and count to 10” (or even if you haven’t), then, consider doing that too, and then…

    Listen first!

    If your first reaction isn’t to join them in panic, it might be to groan and “oh not again”. But for now, quietly shelve that, and listen to whatever it is.

    See also: Active Listening (Without Sounding Like A Furby)

    And certainly, do your best to maintain your own calm while listening. Your kid is in all likelihood looking to you to be the rock in the storm, so let’s be that.

    Empower them, if you can

    Maybe they just needed to vent. If so, the above will probably cover it.

    More likely, they need help.

    Perhaps they need guidance, from your greater life experience. Sometimes things that can seem like overwhelming challenges to one person, are a thing we dealt with 20 or more years ago (it probably felt overwhelming to us at the time, too, but here we are, the other side of it).

    Tip: ask “are you looking for my guidance/advice/etc?” before offering it. Doing so will make it much more likely to be accepted rather than rejected as unsolicited advice.

    Chances are, they will take the life-ring offered.

    It could be that that’s not what they had in mind, and they’re looking for material support. If so…

    When it’s about money or similar

    Tip: it’s worth thinking about this sort of thing in advance (now is great, if you have adult kids), and ask yourself nowwhat you’d be prepared to give in that regard, e.g:

    • if they need money, how much (if any) are you willing and able to provide?
    • if they want/need to come stay with you, how prepared are you for that (including: if they want/need to actually move back in with you for a while, which is increasingly common these days)?

    Having these answers in your head ready will make the conversation a lot less difficult in the moment, and will avoid you giving a knee-jerk response you might regret (in either direction).

    Have a counteroffer up your sleeve if necessary

    Maybe:

    • you can’t solve their life problem for them, but you can help them find a therapist (if applicable, for example)
    • you can’t solve their money problem for them, but you can help them find a free debt advice service (if applicable, for example)
    • you can’t solve their residence problem for them, but you can help them find a service that can help with that (if applicable, for example)

    You don’t need to brainstorm now for every option; you’re a parent, not Batman. But it’s a lot easier to think through such hypothetical thought-experiments now, than it will be with your fraught kid on the phone later.

    Magic words to remember: “Let’s find a way through this for you”

    Don’t forget to look after yourself

    Many of us, as parents, will tend to not think twice before sacrificing something for our kid(s). That’s generally laudable, but we must avoid accidentally becoming “the giving tree” who has nothing left for ourself, and that includes our mental energy and our personal peace.

    That doesn’t mean that when your kid comes in crisis we say “Shh, stop disturbing my personal peace”, but it does mean that we remember to keep at least some boundaries (also figure out now what they are, too!), and to take care of ourselves too.

    The following article was written with a slightly different scenario in mind, but the advice remains just as valid here:

    How To Avoid Carer Burnout (Without Dropping Care)

    Take care!

    Don’t Forget…

    Did you arrive here from our newsletter? Don’t forget to return to the email to continue learning!

    Learn to Age Gracefully

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  • Pinch Of Nom, Everyday Light – by Kay Featherstone and Kate Allinson

    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.

    One of the biggest problems with “light”, “lean” or “under this many calories” cookbooks tends to be the portion sizes perhaps had sparrows in mind. Not so, here!

    Nor do they go for the other usual trick, which is giving us something that’s clearly not a complete meal. All of these recipes are for complete meals, or else come with a suggestion of a simple accompaniment that will still keep the dish under 400kcal.

    The recipes are packed with vegetables and protein, perfect for keeping lean while also making sure you’re full until the next meal.

    Best of all, they are indeed rich and tasty meals—there’s only so many times one wants salmon with salad, after all. There are healthy-edition junk food options, too! Sausage and egg muffins, fish and chips, pizza-loaded fries, sloppy dogs, firecracker prawns, and more!

    Most of the meals are quite quick and easy to make, and use common ingredients.

    Nearly half are vegetarian, and gluten-free options involve only direct simple GF substitutions. Similarly, turning a vegetarian meal into a vegan meal is usually not rocket science! Again, quick and easy substitutions, à la “or the plant-based milk of your choice”.

    Recipes are presented in the format: ingredients, method, photo. Super simple (and no “chef’s nostalgic anecdote storytime” introductions that take more than, say, a sentence to tell).

    All in all, a fabulous addition to anyone’s home kitchen!

    Get your copy of “Pinch of Nom—Everyday Light” from Amazon today!

    Don’t Forget…

    Did you arrive here from our newsletter? Don’t forget to return to the email to continue learning!

    Learn to Age Gracefully

    Join the 98k+ American women taking control of their health & aging with our 100% free (and fun!) daily emails:

  • Natto, Taurine + Black Pepper, And Other Game-Changers

    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

    ❝Loved the info on nuts; of course I always eat pecans, which didn’t make the list of healthy nuts!❞

    Dear subscriber, pardon the paraphrase of your comment—somehow it got deleted and now exists only in this writer’s memory. However, to address it:

    Pecans are great too! We can’t include everything in every article (indeed, we got another feedback the same day saying the article was too long), but we love when you come to us with stuff for us to look at and write about (seriously, writer here: the more you ask, the easier it makes my job), so let’s talk pecans for a moment:

    Pecans would have been number six on our list if we’d have written more!

    Like many nuts, they’ve an abundance of healthy fats, fiber, vitamins, and minerals.

    They’re particularly good for zinc, which is vital for immune function, healing (including normal recovery after normal exercise), and DNA synthesis (so: anti-aging).

    Pecans are also great for reducing LDL (“bad” cholesterol) and triglycerides (which are also bad for heart health); check it out:

    Pecan-Enriched Diets Alter Cholesterol Profiles and Triglycerides in Adults at Risk for Cardiovascular Disease in a Randomized, Controlled Trial

    Don’t Forget…

    Did you arrive here from our newsletter? Don’t forget to return to the email to continue learning!

    Learn to Age Gracefully

    Join the 98k+ American women taking control of their health & aging with our 100% free (and fun!) daily emails: