Life Extension Neuro-Mag Magnesium L-Threonate, Memory Health, Quick Thinking, Cognitive Health Support, Vegetarian, Non-GMO, 90 Vegetarian Capsules (144 mg from 2000 mg Magtein magnesium L-threonate
Condition: New
Buy Now, Pay Later
As low as
$7
/ mo
Learn more
- – 4-month term
- – No impact on credit to apply
- – Instant approval decision
- – Secure and straightforward checkout
Ready to go? Add this product to your cart and select a plan during checkout.
Payment plans are offered through our trusted finance partners Klarna, Affirm, Afterpay, Apple Pay, and PayTomorrow. No-credit-needed leasing options through Acima may also be available at checkout.
Learn more about financing & leasing here.
Selected Option
Free shipping on this product
Non-returnable item
Learn more
Non-returnable due to Food safety reasons
View our full returns policy here.
Availability:
In Stock.
Arrives
Friday, Jun 5
Recently Viewed
Size: 90 Count (Pack of 1)
Features
- Quick thinking: Want to stay sharp? Try magnesium L-threonate: this form of magnesium helped maintain executive function and quick thinking in clinical studies.
- Short-term memory: magnesium L-threonate helps support your working or short term memory health, so you dont forget where you put your car keys, etc.
- Cognitive health: magnesium plays an important role in your brain, supporting cognitive function. Magnesium L-Threonate is a special form of magnesium well-studied for cognitive health.
- Ingredients matter We use the finest raw ingredients chosen for quality and purity. The majority of our products are non-GMO, gluten-free and manufactured in the USA with globally sourced ingredients, and a Certificate of Analysis is available for each.
- Live your healthiest life - For over 40 years, weve been developing advanced, effective formulas made with the highest standards and based on the latest scientific findings. We believe the answers to a healthier, richer life are within reach, and that rigorous scientific research is the path to get us there. Thats why so many of our nutritional formulas are designed using specific ingredients and amounts based on scientific studies.
Description
Magnesium is an essential mineral that plays an important role in the brain: it helps support short-term or “working” memory as well as healthy cognitive function. If you’re looking to support mind, memory, and encourage healthy recall speeds, check out Neuro-Mag® Magnesium L-Threonate. This gluten free supplement is also non-GMO and vegetarian.
Brand: Life Extension
Item Form: Capsule
Primary Supplement Type: Magnesium
Unit Count: 90.00 Count
Flavor: Vegetarian
Item Form: Capsule
Primary Supplement Type: Magnesium
Flavor: Vegetarian
Product Benefits: Also available in tropical punch flavored drink mix, Encourages quick thinking, Promotes working (short-term) memory, Supports overall cognitive health
Diet Type: Gluten Free, Vegetarian
Material Type Free: Gluten Free, Non-GMO
Allergen Information: Gluten Free
Unit Count: 90.00 Count
Number of Items: 1
Item Weight: 0.27 Pounds
Brand Name: Life Extension
Age Range Description: Adult
Manufacturer: Life Extension
Global Trade Identification Number: 97
Manufacturer Part Number: 01603
Model Number: 01603
Item Nype Name: Neuro-Mag Magnesium L-Threonate
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Friday, Jun 5
This item is non-returnable:
Non-returnable due to Food safety reasons
View our full returns policy here.
Non-returnable due to Food safety reasons
View our full returns policy here.
- Klarna Financing
- Affirm Pay in 4
- Affirm Financing
- Afterpay Financing
- PayTomorrow Financing
- Financing through Apple Pay
Learn more about financing & leasing here.
Similar Products
Top Amazon Reviews
Size: 90 Count (Pack of 1)
Life Extension’s Neuro-Mag Magnesium L-Threonate is a standout supplement designed to support cognitive health, and after trying it for several months, I can see why it’s so highly regarded. This product contains magnesium L-threonate, a unique form of magnesium that’s specifically formulated to cross the blood-brain barrier, making it highly effective for brain health. Each serving (three vegetarian capsules or one scoop of the tropical punch powder) delivers 2,000 mg of magnesium L-threonate, providing 144 mg of elemental magnesium. Here’s my take on its performance, benefits, and overall experience. Pros: • Cognitive Support: I noticed improved mental clarity and focus after about two weeks of consistent use. Tasks that require working memory, like recalling details or multitasking, felt smoother and less taxing. This aligns with research indicating magnesium L-threonate’s ability to enhance synaptic density and cognitive function, particularly in aging individuals. • Sleep Benefits: While not marketed primarily for sleep, I found that taking it about an hour before bed helped me fall asleep faster and wake up feeling refreshed. This echoes user experiences shared on platforms like X, where some reported better sleep quality and daytime alertness. • High Absorption: Unlike other magnesium forms like oxide or citrate, which are better for whole-body benefits, magnesium L-threonate is designed for brain absorption. Studies cited by Life Extension show it can boost magnesium levels in cerebrospinal fluid by 15% in animal models, which likely contributes to its cognitive effects. • Clean Formula: The capsules are gluten-free, non-GMO, and vegetarian, with no major allergens or unnecessary fillers. The powder version has a pleasant tropical punch flavor, making it easy to mix with water or juice. • Trusted Brand: Life Extension’s rigorous testing for purity and potency gives confidence in the product’s quality. Their transparency, including offering Certificates of Analysis, is reassuring. Cons: • Price Point: Neuro-Mag is pricier than standard magnesium supplements, which might be a drawback for budget-conscious buyers. However, the specialized form and targeted benefits justify the cost for those prioritizing brain health. • Time to Notice Effects: While some users report benefits in as little as six weeks, full effects may take up to 12 weeks, requiring patience. Final Verdict: Life Extension’s Neuro-Mag Magnesium L-Threonate is a high-quality supplement that delivers on its promise of supporting cognitive health. Its ability to enhance memory, focus, and even sleep quality makes it a worthwhile investment for those prioritizing brain function. Great benefits and clean formulation make it a top choice!
...
show more
Reviewed in the United States on June 16, 2025 by Luke
Size: 90 Count (Pack of 1)
Life Extension Neuro-mag: I first learned about magnesium l-threonate on YouTube. It was recommended by several physicians there and in person, all of whom consistently make good suggestions in terms of health optimization. Even still, I didn't go for it right away, unsure if this form of magnesium could really be much different than or better than the liquid magnesium from Life Extension that I've been using with great results for several years now. Still, I was curious, as I did some more research and I kept hearing and reading that magnesium l-threonate is “different” because it crosses the blood-brain barrier. Now I'm not gonna try to explain in detail what that is, but I had an understanding of it enough that hearing this further intrigued me. It's my understanding that the human body has this protective measure in place to protect us and for very good reasons so I wanted to be sure I'm making a safe decision for me. As an overview, basically you want the good stuff you consume, that your brain needs to function, to be able to make it to your brain- but not everything. I don't know how our bodies work this out, but apparently they do, so we don't have to figure it out on our own. Imagine that, trying to tell your gut where to send each calorie and nutrient etc.? Anyway, I decided to give this stuff a chance and within 3 days I knew that I will never go without this form of magnesium again if I can help it. For me, it's really that amazing, and of course as a consumer, I hesitate to say, but it's absolutely worth the asking price and more. I've had years of experience with this brand now too and it's been top notch from the packaging to the product, so I will keep buying from Life Extension. With this I sleep better, problem solving is less stressful and my energy level has improved. It does have the relaxing effect on my body that other forms of magnesium do too, but this one has such a profound effect on my mind it's very difficult to quantify, or put into words in text that can even begin to convey or actually help you comprehend just how powerful the effects are. Kind of like the old saying “you had to be there” I suppose. That said, eventually I did buy the magnesium l-threonate from Life Extension and it is quite literally one of the best decisions I've EVER made in my nearly 50 years. It's weird to say that, am I really that old? Seriously, if you do some research and find that the effects sound like the type you might benefit from- buy it!
...
show more
Reviewed in the United States on February 24, 2024 by R. Taylor
Size: 90 Count (Pack of 1)
I’ve been using Life Extension Neuro-Mag for a while now, and it’s one of the few supplements where I can actually feel the effects. Within the first week, I noticed improved focus, better short-term memory, and a sense of mental clarity that stays consistent throughout the day. ✅ Uses Magtein®, the only form of magnesium clinically shown to cross the blood-brain barrier ✅ No digestive issues – very gentle on the stomach ✅ Great for both day and night use – helps me stay sharp during the day and sleep deeply at night ✅ Non-GMO and gluten-free, which is important to me If you’re looking for a magnesium supplement specifically for cognitive function and brain aging support, this is the one to get. It may not be the cheapest option, but the quality is unmatched — and honestly, your brain is worth it. Highly recommended!
...
show more
Reviewed in the United States on October 17, 2025 by Zhou
Size: 90 Count (Pack of 1)
This magnesium L‑threonate supplement has been a great addition to my daily routine. The capsules are easy to take, gentle on my stomach, and I’ve noticed a clearer, more focused feeling throughout the day. It also brings a nice sense of calm in the evenings without making me groggy. The formula feels clean and well made, and it fits effortlessly into a wellness routine. If you’re looking for a reliable magnesium option that supports relaxation and mental clarity, this one is a solid choice.
...
show more
Reviewed in the United States on January 29, 2026 by Vivian
Size: 90 Count (Pack of 1)
Been taking these everyday for the past few years and I feel like they really help with my migraine since they are easier to digest etc.
Reviewed in the United States on March 18, 2026 by Heather Loudon
Size: 90 Count (Pack of 1)
I took this to relieve anxiety and brain power! Took regular magnesia first bottle of Natures. I felt like it made me think ahead and forget what I was about to say. My GP suggested to switch to this Brand. She said this a direct extract of magnesia enzymes. Don’t have the side effects of other brand,
...
show more
Reviewed in the United States on January 26, 2026 by Amazon Customer