What Are Nootropics, Really?

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What are nootropics, really?

A nootropic is anything that functions as a cognitive enhancerin other words, improves our brainpower.

These can be sensationalized as “smart drugs”, misrepresented excitingly in science fiction, meme-ified in the mundane (“but first, coffee”), and reframed entirely, (“exercise is the best nootropic”).

So, clearly, “nootropics” can mean a lot of different things. Let’s look at some of the main categories…

The neurochemical modulators

These are what often get called “smart drugs”. They are literally drugs (have a chemical effect on the body that isn’t found in our diet), and they affect the levels of certain neurotransmitters in the brain, such as by:

  • Adding more of that neurotransmitter (simple enough)
  • Decreasing the rate at which we lose that neurotransmitter (re-uptake inhibitors)
  • Antagonizing an unhelpful neurotransmitter (doing the opposite thing to it)
  • Blocking an unhelpful neurotransmitter (stopping the receptors from receiving it)

“Unhelpful” here is relative and subjective, of course. We need all the neurotransmitters that are in our brain, after all, we just don’t need all of them all the time.

Examples: modafinil, a dopamine re-uptake inhibitor (mostly prescribed for sleep disorders), reduces the rate at which our brains scrub dopamine, resulting in a gradual build-up of dopamine that we naturally produced, so we get to enjoy that dopamine for longer. This will tend to promote wakefulness, and may also help with problem-solving and language faculties—as well as giving a mood boost. In other words, all things that dopamine is used for. Mirtazaрine, an adrenoreceptor agonist (mostly prescribed as an antidepressant), increases noradrenergic neurotransmission, thus giving many other brain functions a boost.

Why it works: our brains need healthy levels of neurotransmitters, in order to function well. Those levels are normally self-regulating, but can become depleted in times of stress or fatigue, for example.

The metabolic brain boosters

These are the kind of things that get included in nootropic stacks (stack = a collection of supplements and/or drugs that complement each other and are taken together—for example, a multivitamin tablet could be described as a vitamin stack) even though they have nothing specifically relating them to brain function. Why are they included?

The brain needs so much fuel. Metabolically speaking, it’s a gas-guzzler. It’s the single most resource-intensive organ of our body, by far. So, metabolic brain boosters tend to:

  • Increase blood flow
  • Increase blood oxygenation
  • Increase blood general health
  • Improve blood pressure (this is relative and subjective, since very obviously there’s a sweet spot)

Examples: B-vitamins. Yep, it can be that simple. A less obvious example might be Co-enzyme Q10, which supports energy production on a cellular level, and good cardiovascular health.

Why it works: you can’t have a healthy brain without a healthy heart!

We are such stuff as brains are made of

Our brains are made of mostly fat, water, and protein. But, not just any old fat and protein—we’re at least a little bit special! So, brain-food foods tend to:

  • Give the brain the fats and proteins it’s made of
  • Give the brain the stuff to make the fats and proteins it’s made of (simpler fats, and amino acids)
  • Give the brain hydration! Just having water, and electrolytes as appropriate, does this

Examples: healthy fats from nuts, seeds, and seafood; also, a lot of phytonutrients from greens and certain fruits. Long-time subscribers may remember our article “Brain Food: The Eyes Have It!” on the importance of dietary lutein in reducing Alzheimer’s risk, for example

Why it works: this is matter of structural upkeep and maintenance—our brains don’t work fabulously if deprived of the very stuff they’re made of! Especially hydration is seriously underrated as a nootropic factor, by the way. Most people are dehydrated most of the time, and the brain dehydrates quickly. Fortunately, it rehydrates quickly as well when we take hydrating liquids.

Weird things that sound like ingredients in a witch’s potion

These are too numerous and too varied in how they work to cover here, but they do appear a lot in nootropic stacks and in popular literature on the subject.

Often they work by one of the mechanisms described above; sometimes we’re not entirely sure how they work, and have only measured their effects sufficiently to know that, somehow, they do work.

Examples: panax ginseng is one of the best-studied examples that still remains quite mysterious in many aspects of its mechanism. Lion’s Mane (the mushroom, not the jellyfish or the big cat hairstyle), meanwhile, is known to contain specific compounds that stimulate healthy brain cell growth.

Why it works: as we say, it varies so much from on ingredient to another in this category, so… Watch out for our Research Review Monday features, as we’ll be covering some of these in the coming weeks!

(PS, if there’s any you’d like us to focus on, let us know! We always love to hear from you. You can hit reply to any of our emails, or use the handy feedback widget at the bottom)

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  • Plant-Based Healthy Cream Cheese

    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.

    Cream cheese is a delicious food, and having a plant-based diet isn’t a reason to miss out. Here we have a protein-forward nuts-based cream cheese that we’re sure you’ll love (unless you’re allergic to nuts, in which case, maybe skip this one).

    You will need

    • 1½ cups raw cashews, soaked in warm water and then drained
    • ½ cup water
    • ½ cup coconut cream
    • Juice of ½ lemon
    • 3 tbsp nutritional yeast
    • ½ tsp onion powder
    • ½ tsp garlic powder
    • ½ tsp black pepper
    • ½ tsp cayenne pepper
    • ¼ tsp MSG, or ½ tsp low-sodium salt
    • Optional: ⅓ cup fresh basil

    Method

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

    1) Blend all of the ingredients until creamy.

    2) Optional: leave on the countertop, covered, for 1–2 hours, if you want a more fermented (effectively: cheesy) taste.

    3) Refrigerate, ideally overnight, before serving. Serving on bagels is a classic, but you can also enjoy with the Healthy Homemade Flatbreads we made yesterday

    Enjoy!

    Want to learn more?

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

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  • Beetroot vs Pumpkin – Which is Healthier?

    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.

    Our Verdict

    When comparing beetroot to pumpkin, we picked the beetroot.

    Why?

    It was close! And an argument could be made for either.

    In terms of macros, beetroot has about 3x more protein and about 3x more fiber, as well as about 2x more carbs, making it the “more food per food” option. While both have a low glycemic index, we picked the beetroot here for its better numbers overall.

    In the category of vitamins, beetroot has more of vitamins B6 and B9, while pumpkin has more of vitamins A, B2, B3, B5, E, and K. So, a fair win for pumpkin this time.

    When it comes to minerals, though, beetroot has more calcium, iron, magnesium, manganese, phosphorus, potassium, selenium, and zinc, while pumpkin has a tiny bit more copper. An easy win for beetroot here.

    In short, both are great, and although pumpkin shines in the vitamin category, beetroot wins on overall nutritional density.

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    No, beetroot isn’t vegetable Viagra. But here’s what it can do

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  • Tranquility by Tuesday?

    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.

    I Know How She Does It: How Successful Women Make The Most of Their Time

    This is Laura Vanderkam, author of “Tranquility By Tuesday” (amongst other books). Her “thing” is spending more time on what’s important, and less on what isn’t. Sounds simple, but she’s made a career out of it, so condensed here for you are…

    Laura’s 7 Keys To Productivity

    Key One: Plan your weeks on Fridays

    You don’t want your Monday morning to be a “James Bond intro” (where everything is already in action and you’re just along for the ride, trying to figure out what’s going on). So, take some time last thing each Friday, to plan ahead for the following week!

    Key Two: Measure what matters

    Whatever that means to you. Laura tracks her use of time in half-hour blocks, and likes keeping track of streaks. For her, that means running daily and keeping a log of it. She also keeps track of the books she reads. For someone else it could be music practice, or a Duolingo streak, or eating fruit each day.

    On which note…

    “Dr. Greger’s Daily Dozen” is simpler than most nutrition trackers (where you must search for everything you eat, or scan barcodes for all ingredients).

    Instead, it keeps track of whether you are having certain key health-giving foods often enough to maintain good health.

    We might feature his method in a future edition of 10almonds, but for now, check the app out for yourself here:

    Get Dr. Greger’s Daily Dozen on iOS / Get Dr. Greger’s Daily Dozen on Android

    Dr. Greger’s Daily Dozen @ Nutrition Facts

    Key Three: Figure out 2–3 “anchor” events for the weekend

    Otherwise, it can become a bit of a haze and on Monday you find yourself thinking “where did the weekend go?”. So, plan some stuff! It doesn’t have to be anything out-of-this-world, just something that you can look forward to in advance and remember afterwards. It could be a meal out with your family, or a session doing some gardening, or a romantic night in with your partner. Whatever makes your life “living” and not passing you by!

    Key Four: Tackle the toughest work first

    You’ve probably heard about “swallowing frogs”. If not, there are various versions, usually attributed to Mark Twain.

    Here’s one:

    “If it’s your job to eat a frog, it’s best to do it first thing in the morning. And if it’s your job to eat two frogs, it’s best to eat the biggest one first.”

    Top Productivity App “ToDoist” has an option for this, by the way!

    ToDoist.com/productivity-methods/eat-the-frog

    ToDoist

    Laura’s key advice here is: get the hard stuff done now! Before you get distracted or tired and postpone it to tomorrow (and then lather rinse repeat, so it never gets done)

    10almonds Tip:

    “But what if something’s really important but not as pressing as some less important, but more urgent tasks?”

    Simple!

    Set a timer (we love the Pomodoro method, by the way) and do one burst of the important-but-not-urgent task first. Then you can get to the more urgent stuff.

    Repeat each day until the important-but-not-urgent task is done!

    The 10almonds Team

    Key Five: Use bits of time well

    If, like many of us, you’ve a neverending “to read” list, use the 5–10 minute breaks that get enforced upon us periodically through the day!

    • Use those few minutes before a meeting/phonecall!
    • Use the time you spend waiting for public transport or riding on it!
    • Use the time you spent waiting for a family member to finish doing a thing!

    All those 5–10 minute bits soon add up… You might as well spend that time reading something you know will add value to your life, rather than browsing social media, for example.

    Key Six: Make very short daily to-do lists

    By “short”, Laura considers this “under 10 items”. Do this as the last part of your working day, ready for tomorrow. Not at bedtime! Bedtime is for winding down, not winding up

    Key Seven: Have a bedtime

    Laura shoots for 10:30pm, but whatever works for you and your morning responsibilities. Your morning responsibilities aren’t tied to a specific time? Lucky you, but try to keep a bedtime anyway. Otherwise, your daily rhythm can end up sliding around the clock, especially if you work from home!

    Want more from Laura Vanderkam? Start Here!

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  • Hanging Exercises For Complete Beginners & Older Adults

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    Hanging (not the kind with a gallows) is great for the heath, improving not just strength and mobility, but also—critically—looking after spinal health too. Amanda Raynor explains in this video how this exercise is accessible to anyone (unless you have no arms, in which case, sorry, this one is just not for you—though hanging by your legs will also give similar spinal benefits!).

    Hanging out

    Hanging can be done at home or at a park, with minimal equipment (a bar, a sturdy tree branch, etc).

    Note: the greater the diameter of the bar, the more it will work your grip strength, and/but the harder it will be. So, it’s recommend to start with a narrow-diameter bar first.

    Getting started:

    • Start with a “dead hang”: grip the bar with hands shoulder-width apart, thumb wrapped around.
    • Aim to hang without pulling up; build endurance gradually (10–30 seconds is fine at first).
    • Work up to holding for 60 seconds in three sets as a fitness goal.

    Progression:

    • If unable to hang at all initially, use a chair or stool to support some body weight.
    • Gradually reduce foot support to increase duration of free hanging.
    • Start with 10 seconds, progressing by small increments (e.g: 15, 20, 25 seconds) until reaching 60 seconds.

    Advanced variations:

    • Move the body while hanging (e.g., circles, knee lifts).
    • Experiment with different grips (overhand, underhand) for varied muscle engagement.
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  • High-Octane Brain – by Dr. Michelle Braun

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    True to the title, Dr. Braun jumps straight into action here, making everything as practical as possible as quickly as possible and giving the most attention to the science-based steps to take. Thereafter, and almost as an addendum, she gives examples of “brain role models” from various age groups, to show how these things can be implemented and benefitted-from in the real world.

    The greatest strength of this book is that it is the product of a lot of hard science made easy; this book has hundreds of scientific references (of which, many RCTs etc), and many contributions from other professionals in her field, to make one of the most evidence-based guidebooks around, and all presented in one place and in a manner that is perfectly readable to the layperson.

    The style, thus, is easy-reading, with references for those who want to jump into further reading but without that being required for applying the advice within.

    Bottom line: if you’d like to improve your brain with an evidence-based health regiment and minimal fluff, this is the book for you.

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  • Severe Complications for Pregnant Veterans Nearly Doubled in the Last Decade, a GAO Report Finds

    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.

    ProPublica is a Pulitzer Prize-winning investigative newsroom. Sign up for The Big Story newsletter to receive stories like this one in your inbox.

    Series: Post-Roe America:Abortion Access Divides the Nation

    After the Supreme Court overturned Roe v. Wade, ending nearly 50 years of federal protection for abortion, some states began enforcing strict abortion bans while others became new havens for the procedure. ProPublica is investigating how sweeping changes to reproductive health care access in America are affecting people, institutions and governments.

    Over the past decade, the rate of veterans suffering severe pregnancy complications has risen dramatically, a new federal report found.

    Veterans have raced to the hospital with dangerous infections, kidney failure, aneurysms or blood loss. They’ve required hysterectomies, breathing machines and blood transfusions to save their lives. Between 2011 and 2020, 13 veterans died after such complications.

    The report found that among people getting health care benefits through the Department of Veterans Affairs, the rate of severe complications nearly doubled during that time, from about 93 per 10,000 hospitalizations in 2011 to just over 184 per 10,000 hospitalizations in 2020. Black veterans had the highest rates.

    The report, which was put together by the Government Accountability Office, also made recommendations for reducing the problem, which focus on conducting more routine screenings throughout pregnancy and in the postpartum period.

    “It is imperative that the VA help ensure veterans have the healthiest pregnancy outcomes possible,” the report said, highlighting the increasing number of veterans using the agency’s maternity benefits as well as the troublesome complication rates faced by Black women.

    The report’s findings are an unfortunate trend, said Alyssa Hundrup, director of health care at the GAO. The office analyzed data on 40,000 hospitalizations related to deliveries paid for by the VA. It captures a time period before 21 states banned or greatly restricted abortion and the military was thrust into a political battle over whether it would pay for active service members to travel for abortion care if a pregnancy was a risk to their health.

    Hundrup, who led the review, said the analysis included hospital records from days after delivery to a year postpartum. The report was mandated after Congress passed a law in 2021 that aimed to address the maternal health crisis among veterans. The law led to a $15 million investment in maternity care coordination programs for veterans.

    The report recommended that the VA analyze and collect more data on severe complications as well as data on the mental health, race and ethnicity of veterans who experience complications to understand the causes behind the increase and the reasons for the disparity. The report also states that oversight is needed to ensure screenings are being completed.

    Studies show there’s a connection between mental health conditions and pregnancy-related complications, VA officials said.

    The report recommended expanding the screening questions that providers ask patients at appointments to glean more information about their mental health, including anxiety and PTSD symptoms. It urged the VA to review the data more regularly.

    “You don’t know what you don’t measure,” Hundrup said in an interview with ProPublica.

    The VA health system, which historically served a male population, does not provide maternity care at its facilities. Instead, the agency has outsourced maternity care. But when patients were treated by those providers, the VA failed to track whether they were getting screened for other health issues and mental health problems.

    Officials hope the improved data collection will help the VA study underlying issues that may lead to complications. For example, do higher rates of anxiety have a connection to rates of high blood pressure in pregnant people?

    VA officials are working with a maternal health review committee to monitor the data as it is gathered. The agency recently conducted its first review of data going back five years about pregnancy-related complications, said Dr. Amanda Johnson, acting head of the VA’s Office of Women’s Health, who is overseeing the implementation of the report’s recommendations.

    The VA has created a dashboard to monitor pregnant veterans’ health outcomes. The VA’s data analysis team will also examine the impact of veterans’ ages on complications and whether they differ for people who live in urban and rural areas.

    VA officials will begin to review mental health screenings conducted by maternal care coordinators in March. The coordinators advocate for veterans, helping them between health care visits, whether their providers are inside or outside the VA.

    Johnson said that reducing racial and ethnic disparities is a priority for the agency. In 2018, ProPublica published “Lost Mothers,” a series that shed light on the country’s maternal health crisis. Studies have shown that in the general population, Black women are three times more likely than white women to die from pregnancy-related complications. While deaths made up only a small portion of the bad outcomes for Black veterans cited in the report, VA care could not spare them from elevated rates of severe complications. Johnson said the maternal health crisis also persists within the VA.

    “There is a disparity,” Johnson said. “We are not immune to that.”

    Research shows pregnant people who have used the VA’s coverage have higher rates of trauma and mental conditions that can increase their risks of complications and bad outcomes.

    This may be because many people who join the military enter it having already faced trauma, said Dr. Laura Miller, a psychiatrist and the medical director of reproductive mental health at the VA.

    She said veterans with PTSD have higher rates of complications such as preeclampsia, a potentially fatal condition related to high blood pressure, gestational diabetes and postpartum depression. If untreated during pregnancy, depression also increases the likelihood of preterm birth and lingering problems for babies.

    Hundrup said she hopes this proactive work will improve maternal health.

    “We want these numbers trending in the other direction,” Hundrup said.

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