As an Amazon Associate I earn from qualifying purchases.
Critical for enzyme function: it is a required cofactor for an estimated 300 enzymes.

Adults take one of these Magnesium Softgels 400 mg daily with water and a meal. These gluten free nature made Magnesium 400 mg Softgels have no synthetic dyes, no artificial flavors, and no preservatives.


Satisfaction guarantee: at phi naturals, your health and satisfaction are our #1 priority. If you’re not completely satisfied with your Phi Naturals Magnesium Citrate for any reason, just return it for a full refund – No Questions Asked.
Low gaba in your body can make it difficult to relax. Possible side effects of taking mg citrate: abdominal discomfort, bubbling sensation, nausea and gaz, cramps, these are mild. You can contact us any time if you have any questions. Sleep & relaxation: studies show magnesium can increase GABA levels which encourages relaxation as well as sleep. We are a company dedicated to both quality and purity.

Heart health & blood sugar support: your heart requires more magnesium than any other organ in the body. Magnesium plays a vital role in proper absorption and metabolism of calcium and Vitamin D which is crucial for maintaining optimal bone health.
But certain illness and disorder can cause magnesium deficiency. Healthy muscles & bone: magnesium supplement pills support the strength of bones and muscles as well as helps increase bone density. Magnesium levels: this is a multitasking mineral supplement, needed for everything from digestion to energy production. Twin lab certified-safe and reliable: known for being a trusted leader in the supplement industry, TwinLab is innovative, TwinLab products are backed by scientifically researched ingredients to produce high - performance products.


Our daily mag supplement, also known as magnesium bisglycinate, leg cramp relief, MUSCLE ACHES – The superior advantage of our Magnesium Glycinate is that it comes in mini SMALL SIZE tablets. Our magnesium vegan and vegetarian tablets are completely free from artificial flavors and sweeteners for the SAFEST 100% NON GMO gluten free choice.
3+ month supply 200 tablets magnesium glycinate 400 mg – maximum strength magnesium glycinate 400mg supplements expertly formulated to provide premium support for sleep, leg cramps, heart health, muscle aches + more. Each of our supplements contains 200mg of pure magnesium glycinate 400mg per serving without fillers such as magnesium oxide, NO MESS – We use only high potency, l-threonate and lactate in order to concentrate on MORE EFFECTIVE digestion. *. Sleep, is vegan unlike many magnesium capsules, leg cramps, heart health and muscle aches and is suitable for women and men.

Our magnesium vegan and vegetarian capsules are free from artificial flavors and sweeteners for a COMPLETELY NON GMO gluten free choice. Made in usa for superior quality – nature’s branch magnesium citrate supplement contains elemental magnesium plus citrate for the best magnesium experience – third party tested & gmp cerTIFIED for the HIGHEST GRADE, POTENCY & PURITY.
100% satisfaction guarantee – why we’re the best! in the unlikely case you’re not happy with our magnesium supplement we'll give you your money back! We’re that confident that you’ll love our Magnesium Citrate powder capsules. Sleep, energy & joint aches. Enjoy our magnesium pills at the BEST VALUE!*. Each of our supplements contains 200mg of pure magnesium citrate 400mg per serving without adding magnesium oxide, glycinate, calcium, aspartate, malate, zinc, chloride, potassium, hydroxide threonate or lactate in order to concentrate on MORE EFFICIENT digestion. *.

Essential for enzyme function - enzymes are biological molecules, typically proteins, that are known to speed up the rate of virtually all of the chemical reactions that take place within cells. Without proper levels of magnesium, the nutrients that you take in through food and supplements may not be metabolized into energy.
Our supplements are subjected to stringent examinations for potency, disintegration and dissolution. Energy production booster - magnesium is known to aid in the production of energy. Each ingredient in our formulas has undergone tests to verify that they are free of microbes, uniformity, pollutants and heavy metals. Eco-friendly products - this product is non-gmo, yeast, crustacean shellfish, peanuts, wheat or soybeans.
1. NOW
#ad
180 Veg Capsules, Magnesium 400 mg, Nervous System Support*, Enzyme Function*, NOW Supplements
#adNOW #ad - Among the reactions catalyzed by these enzymes are fatty acid synthesis, protein synthesis, and glucose metabolism. Gmp quality assured: npa a-rated gmp certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods for stability, potency, and product formulation.Critical for enzyme function: it is a required cofactor for an estimated 300 enzymes.
More information #ad
Supports energy production: magnesium is a mineral that is critical for energy production and metabolism, muscle contraction, nerve impulse transmission, and bone mineralization. Classifications/certifications: Kosher, Non-GMO, Vegan, Keto Friendly, Soy Free, Halal. Packaged in the usa by a family owned and operated company since 1968.Brand | NOW #ad |
Manufacturer | NOW Sports - Nutrition and Wellness #ad |
Height | 3 Inches |
Length | 5.3 Inches |
Weight | 0.38 Pounds |
Width | 3 Inches |
Part Number | 0733739012838 |
Model | 0733739012838 |
More information #ad
2. Nature Made
#ad
Nature Made Extra Strength Magnesium Oxide 400 mg, Dietary Supplement for Muscle Support, 110 Count
#adNature Made #ad - This nature made magnesium Oxide supplement also supports healthy bones and teeth and helps convert the food you eat into cellular energy. Nature made magnesium oxide 400 mg is a dietary supplement that helps support nerve health, muscle health and heart health.Adults take one of these Magnesium Softgels 400 mg daily with water and a meal. These gluten free nature made Magnesium 400 mg Softgels have no synthetic dyes, no artificial flavors, and no preservatives.
More information #ad
No. 1 pharmacist recommended Vitamin and Supplement Brand 1. These statements have not been evaluated by the Food and Drug Administration; this product is not intended to diagnose, cure, treat, or prevent any disease. Muscle support supplement: contains one 110 count bottle of Nature Made Extra Strength Magnesium 400 mg Softgels for a 110-day supply.Brand | Nature Made #ad |
Manufacturer | Pharmavite #ad |
Height | 5.13 Inches |
Length | 2.63 Inches |
Weight | 0.5 Pounds |
Width | 2.63 Inches |
Part Number | 3112 |
Model | 3112 |
More information #ad
3. Nature's Bounty
#ad
Nature's Bounty Magnesium 400 mg, 75 Softgels
#adNature's Bounty #ad - During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided. Supports muscle health. Directions: for adults, take one 1 softgel daily, preferably with a meal.More information #ad
These statements have not been evaluated by the Food and Drug Administration. Packaging may vary due to redesign, same great product ingredients. Helps maintain healthy bones. Involved in protein formation. One rapid release liquid softgel per day.Brand | Nature's Bounty #ad |
Manufacturer | Nature's Bounty #ad |
Height | 4.35 Inches |
Length | 2.31 Inches |
Weight | 0.34 pounds |
Width | 2.31 Inches |
Part Number | 160636 |
Model | 59408 |
More information #ad
4. PhiNaturals
#ad
Magnesium Citrate Powder Capsules 400mg – 180 Count Pure Non-GMO Supplements – Natural Sleep Calm Relax, Made in The USA
#adPhiNaturals #ad - Gmo + gluten free: sourced from all natural, ethical sources – being both GMO and gluten-free. Some more serious side effects can also occur. Why choose us? the owners of phi naturals are nutritionists with a combined 70 years in health care.Satisfaction guarantee: at phi naturals, your health and satisfaction are our #1 priority. If you’re not completely satisfied with your Phi Naturals Magnesium Citrate for any reason, just return it for a full refund – No Questions Asked.
More information #ad
Phi naturals is founded on the principles of integrity, quality and purity. The result of this is a powerful and pure magnesium supplement to give your body maximum support. They understand the body's chemistry and how to optimize its healing processes. Low gaba in your body can make it difficult to relax. Possible side effects of taking mg citrate: abdominal discomfort, bubbling sensation, nausea and gaz, cramps, these are mild. You can contact us any time if you have any questions. Sleep & relaxation: studies show magnesium can increase GABA levels which encourages relaxation as well as sleep. We are a company dedicated to both quality and purity.
Brand | PhiNaturals #ad |
Manufacturer | PhiNaturals #ad |
Height | 5 Inches |
Length | 3 Inches |
Weight | 0.19 Pounds |
Width | 3 Inches |
Part Number | PHI-MAGC-400-180 |
More information #ad
5. Twinlab
#ad
Twinlab Magnesium 400Mg | 200 capsules for Better Sleep, Muscle Ache, Nervous System and Energy Production
#adTwinlab #ad - 600 biochemical reactions: magnesium is an essential mineral for calcium and potassium assimilation and serves as a cofactor for more than 600 biochemical reactions in your body. A healthy diet may not provide enough magnesium for optimal health, so it’s beneficial to supplement your diet with magnesium. Our magnesium capsules are a fast and effective way to fulfill the magnesium deficiency in your body.Heart health & blood sugar support: your heart requires more magnesium than any other organ in the body. Magnesium plays a vital role in proper absorption and metabolism of calcium and Vitamin D which is crucial for maintaining optimal bone health.
More information #ad
Magnesium has been studied for its reputed ability to help support a healthy cardiovascular system. There are multiple benefits of taking a magnesium supplement as it helps in maintaining your bone health, does calcium absorption. Committed to staying on the cutting edge, consistently evolving to helping you feel your absolute best. But certain illness and disorder can cause magnesium deficiency. Healthy muscles & bone: magnesium supplement pills support the strength of bones and muscles as well as helps increase bone density. Magnesium levels: this is a multitasking mineral supplement, needed for everything from digestion to energy production. Twin lab certified-safe and reliable: known for being a trusted leader in the supplement industry, TwinLab is innovative, TwinLab products are backed by scientifically researched ingredients to produce high - performance products.
Brand | Twinlab #ad |
Manufacturer | Twinlab #ad |
Height | 4 Inches |
Length | 6 Inches |
Weight | 0.31 Pounds |
Width | 5 Inches |
Part Number | 0470 |
Model | 0470 |
More information #ad
6. Now Foods
#ad
NOW Magnesium 400mg,180 Capsules Pack of 2
#adNow Foods #ad - Pack of 2, 400 mg 180 capsules. Plays a key role in the activation of amino acids for protein biosynthesis. Free of: sugar, salt, yeast, corn, soy, starch, gluten, wheat, milk.More information #ad
Brand | Now Foods #ad |
Manufacturer | NOW Foods #ad |
Height | 5.39 Inches |
Length | 3.11 Inches |
Weight | 0.64 Pounds |
Width | 3.11 Inches |
Part Number | 1283 |
Model | P396 |
More information #ad
7. Nature's Branch
#ad
High Absorption, Ease Muscles, Non Powder Capsules, Leg Cramps, Non Buffered Bisglycinate Mag Supplement for Sleep, Heart, Calm Headaches for Women and Men, Magnesium Glycinate 400 mg, 200 Tablets
#adNature's Branch #ad - 100% satisfaction guarantee – why we’re the best! in the unlikely case you’re not happy with our magnesium supplement we'll give you your money back! We’re that confident that you’ll love our Magnesium Glycinate. Our power house formula helps support calm sleep, HEART HEALTH, complex powders and vitamin pills. *. Enjoy our magnesium pills at the BEST VALUE!*.Our daily mag supplement, also known as magnesium bisglycinate, leg cramp relief, MUSCLE ACHES – The superior advantage of our Magnesium Glycinate is that it comes in mini SMALL SIZE tablets. Our magnesium vegan and vegetarian tablets are completely free from artificial flavors and sweeteners for the SAFEST 100% NON GMO gluten free choice.
More information #ad
Pure, natural & gmp certified for the highest quality, potency & made in the usa – nature’s branch magnesium glycinate supplement contains elemental magnesium plus fiber for the best magnesium experience – third party tested & PURITY. High absorption no powder, potassium, malate, calcium, citrate, unbuffered magnesium glycinate in our tablets as it is the ideal form of magnesium for the easIEST & FASTEST ABSORBTION.33+ month supply 200 tablets magnesium glycinate 400 mg – maximum strength magnesium glycinate 400mg supplements expertly formulated to provide premium support for sleep, leg cramps, heart health, muscle aches + more. Each of our supplements contains 200mg of pure magnesium glycinate 400mg per serving without fillers such as magnesium oxide, NO MESS – We use only high potency, l-threonate and lactate in order to concentrate on MORE EFFECTIVE digestion. *. Sleep, is vegan unlike many magnesium capsules, leg cramps, heart health and muscle aches and is suitable for women and men.
Brand | Nature's Branch #ad |
Manufacturer | Nature's Branch #ad |
Part Number | PR0090 |
More information #ad
8. Nature's Branch
#ad
High Potency for Sleep, Extra Strength Absorption, Leg Cramps, Vegan Supplement Not Tablets, Made in USA, Easy to Swallow Pills for Women & Men, Magnesium Citrate 400mg, 200 Capsules
#adNature's Branch #ad - Suitable for women and men, calm sleep, bones, nerves – the superior advantage of our magnesium citrate is that it comes in mini small sized, heart health, LEG CRAMPS, helps provide gentle bowel movement support and is vegan unlike many magnesium capsules, our EXCLUSIVE FORMULA helps with leg cramp relief, also known as Mag Citrate, complex powders & vitamin pills*.Our magnesium vegan and vegetarian capsules are free from artificial flavors and sweeteners for a COMPLETELY NON GMO gluten free choice. Made in usa for superior quality – nature’s branch magnesium citrate supplement contains elemental magnesium plus citrate for the best magnesium experience – third party tested & gmp cerTIFIED for the HIGHEST GRADE, POTENCY & PURITY.
More information #ad
High absorption & max potency* – we use only high potency ingredients in our magnesium citrate capsules as it is one of the easiest & fastest absorbable forms of magnesium. Upgrade to magnesium 400 mg and see the difference now – Your ultra magnesium 200 capsules bottle purchase is 100% RISK FREE!*. 100% satisfaction guarantee – why we’re the best! in the unlikely case you’re not happy with our magnesium supplement we'll give you your money back! We’re that confident that you’ll love our Magnesium Citrate powder capsules. Sleep, energy & joint aches. Enjoy our magnesium pills at the BEST VALUE!*. Each of our supplements contains 200mg of pure magnesium citrate 400mg per serving without adding magnesium oxide, glycinate, calcium, aspartate, malate, zinc, chloride, potassium, hydroxide threonate or lactate in order to concentrate on MORE EFFICIENT digestion. *.
Brand | Nature's Branch #ad |
Manufacturer | Nature's Branch #ad |
Part Number | PR0100 |
More information #ad
9. BlueBonnet
#ad
Non-GMO, Soy-Free, Gluten-Free, 120 Veggie Capsules, Bluebonnet Nutrition Magnesium Glycinate 400mg Maximum Absorption Mineral Complex Supports Energy Production & Enzyme Function
#adBlueBonnet #ad - During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided. They serve a wide range of important functions in the body, such as aiding in digestion and metabolism. Delivered in 100% recyclable packaging. Delivered in easy-to-swallow vegetable capsules for maximum nutrient assimilation and absorption.Essential for enzyme function - enzymes are biological molecules, typically proteins, that are known to speed up the rate of virtually all of the chemical reactions that take place within cells. Without proper levels of magnesium, the nutrients that you take in through food and supplements may not be metabolized into energy.
More information #ad
Only the best ingredients - made with exceptional raw materials to produce premium-quality supplements for maximum bioavailability and absorption to help achieve the desired health benefits. Made without artificially-derived colors, dairy-free, sugar, flavors or sweeteners and unnecessary binders, sodium, soy-free, vegan and does not contain milk, egg, tree nuts, kosher, fish, barley, gluten-free, fillers or additives to maintain nutrient integrity. Our supplements are subjected to stringent examinations for potency, disintegration and dissolution. Energy production booster - magnesium is known to aid in the production of energy. Each ingredient in our formulas has undergone tests to verify that they are free of microbes, uniformity, pollutants and heavy metals. Eco-friendly products - this product is non-gmo, yeast, crustacean shellfish, peanuts, wheat or soybeans.
Brand | BlueBonnet #ad |
Manufacturer | Bluebonnet Nutrition #ad |
Part Number | 743715007499 |
Model | 743715007499 |
More information #ad