ZzzQuil Pure Zzzs, +Magnesium Capsules, L-Theanine and Magnesium, Sleep Aid, 4-in-1 Magnesium: Citrate, Bisglycinate, Oxide, and Carbonate, Sleep Aids for Adults, 90 Sleep Capsules
$20.99
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ZzzQuil PURE Zzzs +Magnesium Capsules with L-Theanine are designed to promote restful sleep and calm mind*. This dietary supplement sleep aid is formulated with L-Theanine and 4-in-1 Magnesium, including Magnesium Citrate, Magnesium Bisglycinate, Magnesium Oxide, and Magnesium Carbonate. If you have been struggling with occasional sleeplessness, you may be considering adding a sleep aid to your nighttime routine. ZzzQuil PURE Zzzs +Magnesium Capsules are made with L-Theanine, Magnesium, complementary Ashwagandha, and are a great choice to add to your nighttime routine. L-Theanine is clinically shown to promote calming brain waves, improve mood, and promote sleep wellness*. Made with 4 bioavailable forms of Magnesium, which support healthy muscle function.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. †Source Euromonitor International Limited; Consumer Health 2024 Edition; Sleep Aids, all channels, retail selling price, Global Brand Name ZzzQuil 2023 data
Product Dimensions : 2.24 x 2.24 x 3.97 inches; 3.39 ounces
Date First Available : July 31, 2025
Manufacturer : Procter & Gamble
ASIN : B0FK6QDW7S
Best Sellers Rank: #25,704 in Health & Household (See Top 100 in Health & Household) #260 in Herbal & Nutritional Sleep Supplements
Customer Reviews: 3.8 3.8 out of 5 stars 34 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
PROMOTES RESTFUL SLEEP*: ZzzQuil PURE Zzzs +Magnesium Capsules have L-Theanine to promote restful sleep*
4-IN-1 MAGNESIUM: ZzzQuil PURE Zzzs +Magnesium Capsules are made with Magnesium Citrate, Magnesium Bisglycinate, Magnesium Oxide, and Magnesium Carbonate
BIOAVAILABLE MAGNESIUM: ZzzQuil PURE Zzzs +Magnesium Capsules are made with bioavailable Magnesium to promote daily health*
CALMS MIND*: ZzzQuil PURE Zzzs +Magnesium Capsules are designed with L-theanine to calm mind*
DRUG FREE & NON-HABIT FORMING: ZzzQuil PURE Zzzs +Magnesium Capsules are drug free and non-habit forming
WORLD’S #1 SLEEP AID BRAND: ZzzQuil was developed by the trusted sleep experts at Vicks, because everyone deserves a great night’s sleep
7 reviews for ZzzQuil Pure Zzzs, +Magnesium Capsules, L-Theanine and Magnesium, Sleep Aid, 4-in-1 Magnesium: Citrate, Bisglycinate, Oxide, and Carbonate, Sleep Aids for Adults, 90 Sleep Capsules
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$20.99
Hidd –
Decent Sleep Aid
This is a pretty well-formulated sleep supplement, though there are a few things to note!First off, this isn’t an immediate sleep aid — it doesn’t contain melatonin, and the ingredients here don’t induce sleep right away. Instead, it’s more of a long-term support formula that promotes relaxation and overall sleep health over time.The ingredients are thoughtfully chosen. Magnesium helps support relaxation and better sleep quality, L-theanine promotes calmness and reduces stress, and ashwagandha helps manage cortisol levels for stress relief. That said, the ashwagandha dose is quite low, so it may not have a significant effect on its own.I can’t personally speak to its direct results since I already take magnesium and L-theanine separately for sleep support — but based on the formulation, I believe it should work well for improving general sleep quality.Price-wise, it’s a bit on the higher end. At about $20.99 for 45 servings, it’s not the best value, but it’s not unreasonable either considering the clean and effective ingredient list.Overall, it’s a solid long-term sleep health supplement with quality ingredients — I just wish it were a bit more affordable.
Rebecca Childs –
Amazon liquid
it works good
Ana Luisa Giullfo –
Pastillas para dormir
No son tan efectivas
Brandon R –
An Effective Sleep Aid, Though I Prefer the Gummy Format
This is a solid sleep support product, and I do believe the capsules work in moderation. They seem to provide a gentle and natural-feeling assist into sleep, without causing grogginess the next morning. The formulation, with its 4-in-1 magnesium blend and L-Theanine, appears to be effective at helping to quiet the mind and relax the body for a more restful night.In terms of performance, the product does what it sets out to do. For me, however, the choice between this and other options comes down to the delivery method. After trying this capsule form, I’ve realized that I personally prefer the gummy version of this sleep aid.While the capsules are perfectly fine, easy to swallow, and have no taste, some people might find the gummy format to be a more enjoyable part of a bedtime routine. It really is just a matter of personal preference, as the core ingredients are similarly effective.Overall, this is a quality product that works. If you prefer taking capsules, this is an excellent choice. For my own use, I’ll likely stick with the gummies, but the effectiveness of the formula itself is not in question.
Amazn Addict –
Helps me wind down without feeling groggy
I struggle to quiet my thoughts at night so I decided to try ZzzQuil Pure Zzzs with magnesium and L Theanine. The mix of different magnesium types caught my attention because I wanted something that could help both mentally and physically. I was not looking for something that would knock me out completely. I just wanted help easing into sleep more smoothly. It delivered on that.Most nights I fall asleep noticeably faster than usual. Instead of tossing for what feels like forever I start drifting off within a reasonable amount of time. I also appreciate that I do not wake up in a fog. The effect is gentle and natural. On evenings after working out I felt like my muscles settled down more easily too.It is not flawless. On particularly stressful nights I did not always feel the same level of relaxation. I also learned that timing matters. If I take it right after a heavy meal the effect is weaker. Once or twice I noticed a slight stomach grumble which may be from the magnesium blend. The capsules are on the larger side so anyone who dislikes swallowing pills might want to know that upfront.Even with the small quirks I consider it a win. It suits people who need a steady nudge toward rest not a heavy sedative. For me taking it about an hour before bed on a lighter stomach gives the best results.I plan to keep using it and will update if anything changes. For now I am waking up more refreshed and that is exactly what I hoped for!
Misha –
Didn’t work for me
This product not only did not promote sleep, it caused me to wake up in the middle of the night with diarrhea. Note that this product is not returnable.
Eugene Mainländer –
Too Subtle to Be Truly Effective
I’ve been trying to find a non-melatonin option to help me wind down at night, as I sometimes struggle to quiet my mind after a busy day. I figured a blend of magnesium and L-theanine from a trusted brand like ZzzQuil would be a good thing to try.Honestly, I’m on the fence about this one. The capsules are a little large but easy enough to swallow, and they have no taste, which is a plus. But in terms of performance, it just does not work well. I’ve taken it a few nights now, and I haven’t noticed a significant difference in how quickly I fall asleep.I will say, it feels more like a psychological nudge than a physical one. Maybe if you’re already tired and need something that will push you over the edge on top of the added placebo effect, this might do the trick. On the plus side, I had absolutely no grogginess the next morning, which I appreciate. But the main effect, helping me get to sleep, was barely noticeable.Overall, I’m giving it three stars. It’s a high-quality product with good ingredients, but it’s just too weak to be reliable for me. If you’re very sensitive to supplements or just need the mildest possible hint of relaxation, it could be for you. But for my needs, it was a bit of a letdown.