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🧬 Unlock your brain’s full potential & sleep like a pro!
Kappa Nutrition’s Magnesium L-Threonate delivers a potent 420mg elemental magnesium per 3 vegan capsules, designed to cross the blood-brain barrier for enhanced cognitive function, restful sleep, and muscle recovery. Manufactured in a cGMP-certified Texas facility, this plant-based formula is third-party tested for purity and quality, making it a top-tier choice for professionals seeking holistic brain, sleep, and energy support.









| ASIN | B0CM2NMVJG |
| Age Range Description | Adult |
| Allergen Information | Gluten Free, Non-GMO |
| Best Sellers Rank | #1,415 in Health & Household ( See Top 100 in Health & Household ) #34 in Magnesium Mineral Supplements |
| Brand | KAPPA NUTRITION |
| Brand Name | KAPPA NUTRITION |
| Customer Reviews | 4.7 out of 5 stars 6,132 Reviews |
| Flavor | Unflavored |
| Item Form | Capsule |
| Item Volume | 1 Liters |
| Item Weight | 5.6 Ounces |
| Manufacturer | Kappa Nutrition |
| Number of Items | 1 |
| Primary Supplement Type | Magnesium |
| Product Benefits | Supports brain health, focus, restful sleep, muscle function, and energy with a highly bioavailable, Magnesium L-Threonate Plant-Based, vegan, non-GMO, and made in the USA. Product Benefits Supports brain health, focus, restful sleep, muscle function, and energy with a highly bioavailable, Magnesium L-Threonate Plant-Based, vegan, non-GMO, and made in the USA. See more |
| Supplement Formulation | Individual Supplement |
| UPC | 850053522215 |
| Unit Count | 150 Count |
A**X
Better sleep
Great product, helps me to sleep
P**R
Higher quality than I realized.
I often load screenshots of Supplement labels to Chat GPT for an analysis, before or after buying. I did that with This one and then spent sometime drilling down on it. Chat GPT gave it a very favorable review, even saying that this manufacturer has a sophisticated understanding of how different magnesiums work in the body. I bought this one for the L-Threonate, but it turns out that it also provides Glycinate anf Malate which combine to cover a spectrum of physiological needs. ChatGPT was also complimentary of the Magtein for; Testing, Human Reaearch, and Manufacturing specs. I'm very pleased with this and will order again when I run low.
M**S
The Best Magnesium for My Brain and Sleep – A Nighttime Essential
I started using Magnesium L-Threonate because I was looking for something that truly supports brain health and improves sleep quality, and I can honestly say it has become an essential part of my routine. This form of magnesium is known for its ability to cross the blood-brain barrier, which means it works directly on the brain, helping with memory, focus, mental clarity, and relaxation. One thing I really like is the capsule size. The capsules are easy to swallow, not big or uncomfortable at all. That makes a huge difference for me when taking supplements daily. I always take it at night, right before going to sleep, and I can feel my body naturally winding down. My sleep feels deeper, I wake up less during the night, and I feel more rested the next day. I also notice an overall sense of calm, as if my mind can relax more easily. If you’re looking for a magnesium supplement that goes beyond the basics and truly supports both brain health and sleep, this is one of the best I’ve ever used. I highly recommend it and will definitely keep it as part of my nightly routine.
S**A
Love it, check for interactions
Love this! However make sure to review all medication/vitamins you are taking. I take synthroid and the interaction if taken within 4 hrs of each other, caused my heart to flutter, chest pain, and headaches. Also if taken with blood pressure meds it can cause adverse reactions. I WILL SAY, IT IS AMAZING AT HELPING WITH BRAIN FOG, SLEEP, AND ALERTNESS! I LOVE IT WISH I COULD TAKE IT STILL.
F**E
Great combo. It’s exactly what I needed
This is the best oral version of magnesium I have found. The different types within it have really helped me to recover long-depleted minerals. Taking dose at night before bed has calmed restless tingly legs beautifully. This has been in my supplement daily regimen for two years now and I have no plans for changing it.
S**O
Perfect supplement for rest
It is a supplement that contains everything I need to rest, it works perfectly at bedtime.
S**E
Good product
This really helps my kids relax and sleep
J**B
Perfect Performance and Price
Really clears the fog and the ingredients are pure and simple.
Trustpilot
2 days ago
3 weeks ago