Top Brands for Magnesium Glycinate: A Comprehensive Guide

Magnesium glycinate has gained popularity as a preferred form of magnesium supplement due to its high absorption rate and gentle effect on the stomach. Many health and wellness brands have entered the market, offering their own formulations of magnesium glycinate to cater to the increasing demand. When selecting the best brands, it's essential to consider factors such as product purity, customer reviews, and third-party testing to ensure quality and effectiveness. Below, we present a curated list of top brands that consistently stand out in providing reliable magnesium glycinate supplements.

Illustration of magnesium glycinate

Best brands of magnesium glycinate in 2025

Doctor's Best

Doctor's Best is a leading brand known for its high-quality magnesium glycinate, offering a 100% chelated formula with superior absorption, which is up to 6 times better than other forms, and designed to support muscle relaxation, healthy sleep, and nerve function. Each serving provides 100mg or 200mg of elemental magnesium depending on the product and is available in vegan, non-GMO, gluten-free, and soy-free options.

Pure Encapsulations

Pure Encapsulations, founded in 1991, is a reputable brand known for its high-quality, hypoallergenic supplements, and their magnesium glycinate is considered a top choice for its superior absorption and minimal gastrointestinal side effects, with each capsule typically containing 120mg of magnesium; the glycinate form is preferred for sensitive individuals and to reduce the likelihood of loose stools, and customer reviews often highlight its effectiveness for sleep, muscle function, and overall well-being; this supplement supports muscle function, bone health, and cardiovascular function and is free from common allergens and unnecessary additives.

Nature Made

Nature Made is a leading brand for magnesium glycinate, offering a 100% chelated, high absorption formula with 200mg per serving in two daily capsules, supporting muscle relaxation, heart, nerve, and bone health, while being gentle on the stomach. As the #1 Pharmacist Recommended Vitamin and Supplement Brand, Nature Made ensures the highest quality in its offerings. You can find their magnesium glycinate supplement online.

Thorne Research

Thorne Research is a leading producer of high-quality magnesium bisglycinate, a form known for its superior absorption, with each scoop of their powder providing 200mg of elemental magnesium, and is NSF Certified for Sport, ensuring it's safe for athletes; the bisglycinate form enhances absorption by decreasing the pH of the intestines and reduces the laxative effect, unlike other magnesium forms; the product, often praised for improving sleep and muscle relaxation, is a lightly sweetened powder with monk fruit and a hint of citrus; Thorne has been producing supplements since 1984 and their magnesium bisglycinate is a popular choice for those seeking a well-tolerated and effective magnesium supplement.

NOW Foods

NOW Foods, a family-owned company since 1968, is a reputable producer of magnesium glycinate, offering a highly absorbable form of magnesium bound to the amino acid glycine. Each two-tablet serving provides 200 mg of elemental magnesium, which is 48% of the daily value. Their product supports muscle, nerve, and heart functions and is often favored for its effectiveness in improving sleep and reducing muscle cramps. Many users appreciate its quality and the lack of unnecessary additives and allergens, as it is not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut, or sesame ingredients.

Solgar

Solgar, established in 1947, is a reputable brand known for producing high-quality supplements, including their chelated magnesium glycinate, which is designed for optimal absorption, providing 400mg of magnesium per serving, with 95% magnesium glycinate and a small amount of magnesium oxide, in each four-tablet serving, supporting nerve and muscle function, as well as bone health; Solgar is committed to creating supplements in small batches, using high-quality ingredients, and avoiding artificial additives, fillers and colors.

Nested Naturals

Nested Naturals is a top producer of magnesium glycinate, offering a 100% chelated Albion TRACCS buffered form with 200mg per serving in vegan capsules, ensuring high bioavailability for optimal absorption and effectiveness in supporting muscle relaxation, improved sleep quality, and overall well-being, as their product undergoes third-party testing for purity and potency and is manufactured in a cGMP-certified facility; this supplement is also non-GMO, gluten-free and allergen-free.

KAL

KAL brand is highly regarded for its magnesium glycinate, a fully chelated form known for high absorption and gentle digestion, with many users reporting improved sleep and reduced muscle cramps. KAL's magnesium glycinate is available in various forms, including capsules and softgels, with some formulations containing 315 mg or 350 mg of magnesium per serving. The product is often praised for its quality and effectiveness, and is suitable for gluten-free diets, with some options also being vegan. KAL's magnesium glycinate sometimes includes BioPerine for enhanced nutrient bioavailability, and many customers appreciate its calming effect, making it a popular choice for relaxation support. They have been producing vitamins since 1932.

Jigsaw Health

Jigsaw Health, established in 2005, is a reputable brand known for producing high-quality magnesium supplements, particularly their MagPure™ Glycinate, which provides 50mg of pure elemental magnesium per capsule and utilizes a highly bioavailable form of magnesium bisglycinate chelate from Albion Labs, offering a calming effect for restful sleep. The company was founded by Pat Sullivan and his son after Pat struggled with various health issues for over 30 years and discovered the benefits of magnesium, and about 80% of the population is estimated to be magnesium deficient, according to the company. Jigsaw Health emphasizes quality and transparency, with every product batch being triple-tested and lab results posted online. The MagPure™ line is designed for individuals seeking pure magnesium with minimal additional ingredients allowing for personalized dosage adjustments.

BioSchwartz

BioSchwartz is a leading brand, producing magnesium glycinate with 500mg per serving, which provides 100mg of elemental magnesium for optimal absorption and supports muscle, nerve, heart, and sleep health; their formula is made with Albion TRAACS, a patented form of magnesium bisglycinate, ensuring high bioavailability and is gentle on the stomach, free of common allergens, and third-party tested for quality, with a serving size of 4 mini capsules.