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- 5HT: 5 Healthyish Things, including sleep debt and vitamin cases
5HT: 5 Healthyish Things, including sleep debt and vitamin cases

#1 Ikagai vitamin cases
I’m deep in my vitamin and supplement era. (These are my basic recommendations if you missed that edition.) Aaand I think I just found the best vitamin case ever to exist: Ikagai cases.
The quality is an easy 11/10. Sleek, durable, zero plastic*. The cases are made from aerospace-grade aluminum (6061-T6, if you're into that kind of thing). The cases come in a bunch of different sizes—I got the Weekly Vitamin XL Case and a travel one (Mission Case) in matte black for reference.
But my favorite part of the case is the lid—it slides until you reach your desired day and then clicks into place. It’s incredibly satisfying to open and close (kinda like the feeling you got when closing your Razr phone in the early 2000s). 🤳
Are they pricier than other vitamin cases? Sure. Do you really need a vitamin case? Probably not. But is it one of the products I'm digging the most right now? Absolutely. (To be clear, this is not an ad—I’m just a fan!)
*Microplastics special edition coming soon!
#2 Capsule
Far too often, I’ve gone to my pharmacy and stood in line only to find out they don't have my prescription ready. Or I've shown up when I have a break in the day, and they’re either closed or the pharmacists are on lunch.
It’s never made sense to me that the pharmacy is a place you have to physically go to—and unlike almost everything else in life, you have no idea what you’re walking into. You don’t always know if your prescription is ready. You don’t even know the price.
There’s gotta be a startup for that, right? Well, there is, and it’s called Capsule—a pharmacy that delivers your prescriptions from your phone.
You can schedule when they arrive (often same-day), and delivery is free. (Though they do suggest tipping your driver.) When I first tried it, I was like, holy shit, this is amazing. They make it incredibly easy to transfer prescriptions, their customer service is actually good, and they text you just the right amount.
This is one of my favorite categories of products as a consumer—what I call skip-a-step tech. Anything that removes an annoying step (like pre-filling my address whenever I start writing it, see Magical, or manually entering a credit card, see Dashlane) is an instant win in my book. My favorite app of all time, Captio (RIP), nailed this by letting you send yourself instant notes. I now use a meh knockoff called Boomerang.
For a bit of a back story, Capsule was founded in 2015 by Eric Kinariwala, who had a terrible experience in a pharmacy (relatable). Since then, they've raised $570 million by making people's lives easier. Unfortunately, they’re only available in 14 cities, but I wouldn’t be surprised if they expand.
Oh, and shout out to the OG in this space, PillPack—different customer, different approach, but the same idea, just lightyears ahead of everyone else (best team, too). And now that dream’s living on in Amazon Pharmacy, the closest thing I know of to Capsule.
#3 The future of wellness
Our friends at Fitt Insider (hey, Joe & Anthony) teamed up with Able Partners to highlight seven key trends shaping wellness in 2025 and spotlight where founders and investors can make the biggest impact.
Fun fact: We’ve covered brands leading these trends, like Pioneer Pastures, Function, David, and Superpower—plus more in past editions. Overall, as consumers take greater control over their well-being, I’m excited to see where this shift takes us.
I’m curious to hear your take…👇
#4 Sleep debt
One of the best pieces of health advice out there? Getting seven hours of sleep.
So, there’s a ton of research showing seven hours is the sweet spot—it’s tied to better focus, improved mood, stronger immunity, and a lower risk of chronic diseases. Our friend Bryan Johnson also recently tweeted about sleep, adding that too little equates to a 35% increase in all-cause mortality. Yeesh. 😬
So what happens if you don’t hit seven? I’ll be honest—I haven’t been. Until last week, I was averaging more like six-ish hours, partly because I get up early (you know, kids, opening shifts, that sort of thing). And sleep debt is something I worry about.
Should I be worried about it? Well, sleep debt is the gap between the sleep you get and the sleep your body needs. If you’re constantly running on less, it stacks up—and can lead to chronic sleep deprivation, which is not ideal. Sleep deprivation puts your mental and physical health at risk and can lead to a whole host of things like high blood pressure and a weakened immune system.
Can you recover from sleep debt? IDKID. Research suggests you can’t fully make up for the cognitive and memory losses from lack of sleep. However, experts do say catching up on sleep can break the cycle of chronic fatigue, helping you reset your routine.
If you’re interested in learning more about sleep, one of our Healthyish Content team members consistently raves about Why We Sleep by Dr. Matthew Walker. (It’s on my list, and apparently, it even taught Bill Gates a thing or two). And if you’re worried about sleep debt, you can even take Walker’s Masterclass to prevent sleep debt.
And what have I done to get back on track? A lot, including an eye mask, ear plugs, white noise, night guard (longer story coming later), keeping it cool, and, you know, just going to be earlier. (Experts also say keeping your bed just for sleep helps, which leads to...)
#5 Washing your sheets
So, your bed is probably gross 🥴. Experts recommend washing your sheets and pillowcases every week. They also recommend things like no outside clothes on your bed, showering before crawling in, and (apparently) letting your bed “breathe” in the morning before making it.
This (and so many) tips are brought to you by #CleanTok. 🧽
Other things
Wellness has moved “from aspirational to foundational,” now essentially a “protected category” when it comes to yearly spending, according to a recent report from VML.
TrueMed just launched its podcast and its first episode—on how America’s food is a lie—is a banger.
Last week, we talked about full-body MRI scans, and this week, Ezra announced that they got clearance from the FDA for its advanced Ezra Flash AI model.
Speaking of the FDA, they deemed semaglutide (think Wegovy and Ozempic) is no longer “in shortage,” meaning compounders (think most digital health co’s offering GLP-1s) are scrambling.
And in more GLP-1 news, Eli Lilly reduced the cost of Zepbound and is now offering more doses, which you can sign up for directly. Definitely a power move (grab?) by pharma in this space right now.
👋 Who’s this newsletter from again? I’m Derek Flanzraich. Over the last 15 years, I've founded two venture health startups, one successful (Greatist) and one not (Ness). I’ve also worked with countless others you probably know (GoodRx, Midi, Parsley, Galileo, Ro, Elion, Oshi, Allara, Certify, Peloton, & NOCD). I also run a health content & SEO agency called Healthyish Content.
Every Thursday, I share 5 health-related things I feel strongly about. I explore, double-click, and curate healthy things so you can live healthyish. (Disclaimer: I’m more your friend with health benefits than an expert. None of this should be used as a substitute for real medical advice.)
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