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AMERICAN PREMIUM VITAMINS1 / 4
Magnesium Bisglycinate
Formula facts
Serving size: 2 vegetable capsules
Servings per bottle: 30
Amount per servingAmount
Magnesium400 mg
As buffered magnesium bisglycinate chelate: magnesium bisglycinate chelate and magnesium oxide (Albion®).
Other ingredients
Source: published product report
Hydroxypropyl methylcellulose, vegetable magnesium stearate, silicon dioxide.
AMERICAN PREMIUMPublished product report
Certificate
of Analysis
Magnesium Bisglycinate
- Batch
- 22F226
- Report approved
- July 27, 2026
- Heavy metals
- Results reported
- Microbiology
- Results reported
Read the full report for testing methods and the rotational testing note.
Made in the USAEvery batch tested in the USAPremium rest routine
Fights stress.
Fights sleepless nights.
Rated 4.8 out of 5 from 1,000+ reviews (Across American Premium). Read customer reviews
Premium Magnesium Bisglycinate
Restful nights start with a body ready to relax.
Give your muscles and nervous system the magnesium they need to wind down. Magnesium bisglycinate has improved insomnia scores in a placebo-controlled human trial. This formula delivers 400 mg of magnesium per two-capsule serving, supporting muscle relaxation, nerve function, and the energy your cells produce every day.
Formula & serving details
400 mg magnesium per 2-capsule serving. 60 vegetable capsules per bottle. Buffered magnesium bisglycinate chelate with magnesium oxide.
See the complete formulaSleep better. Relax your body.
-
Sleep better
Make rest a priority.
In a trial of 155 adults reporting poor sleep, magnesium bisglycinate produced a modest improvement in insomnia scores over four weeks. It gives your evening routine a mineral with human sleep research behind it.
Research: Sleep better (opens in a new tab) -
Help your muscles relax
Support the work your body does.
Your muscles need magnesium to contract and relax. Replenish this essential mineral after the demands of an active day.
Research: Help your muscles relax (opens in a new tab) -
Keep nerve signals working
From your brain to your muscles.
Magnesium helps regulate the movement of calcium and potassium across cell membranes. That process keeps nerve impulses and muscle activity working together.
Research: Keep nerve signals working (opens in a new tab) -
Power your cells
Energy starts at the cellular level.
Your body needs magnesium to turn food into usable energy. It is involved in more than 300 enzyme systems, including those responsible for muscle and nerve function.
Research: Power your cells (opens in a new tab)
Study links describe research on ingredients. They do not establish results for this finished formula.
See all benefits and studies
- Improves sleep quality*Clinical study for: Improves sleep quality (opens in a new tab)
- Reduces insomnia severity in 4 weeks*Clinical study for: Reduces insomnia severity in 4 weeks (opens in a new tab)
- Supports normal muscle relaxation*Clinical study for: Supports normal muscle relaxation (opens in a new tab)
- Supports healthy nervous system function*Clinical study for: Supports healthy nervous system function (opens in a new tab)
- Replenishes magnesium depleted by stress*Clinical study for: Replenishes magnesium depleted by stress (opens in a new tab)
- Supports bone mineral density*Clinical study for: Supports bone mineral density (opens in a new tab)
- Supports normal energy metabolism*Clinical study for: Supports normal energy metabolism (opens in a new tab)
- Gentle on digestion in chelated form*Clinical study for: Gentle on digestion in chelated form (opens in a new tab)
Know what you are taking.
400 mg of magnesium. Support from rest to movement.
Magnesium supports sleep, muscle function, nerve signaling, and cellular energy. This buffered formula combines magnesium bisglycinate chelate with magnesium oxide.
Each two-capsule serving provides 400 mg of magnesium as buffered magnesium bisglycinate chelate, with magnesium oxide (Albion®).
“Buffered” means this formula includes magnesium oxide alongside magnesium bisglycinate chelate.
The rest of the formula, clearly listed.
The vegetable capsule contains hydroxypropyl methylcellulose. The formula also lists vegetable magnesium stearate and silicon dioxide.
Read the full ingredient list in the formula facts. All three supporting ingredients are listed by name.
Ingredient information comes from the published product report. Always check your bottle label.
Formula facts
Serving size: 2 vegetable capsules
Servings per bottle: 30
Amount per servingAmount
Magnesium400 mg
As buffered magnesium bisglycinate chelate: magnesium bisglycinate chelate and magnesium oxide (Albion®).
Other ingredients
Source: published product report
Hydroxypropyl methylcellulose, vegetable magnesium stearate, silicon dioxide.
How to take it
The product directions say one capsule once or twice daily with meals. Two capsules provide the full 400 mg serving.
Each bottle contains 60 vegetable capsules. At two capsules per day, that is a 30-day supply.
Read the label before use. Ask your healthcare professional if you take medication, have a medical condition, or are pregnant or breastfeeding.
Capsules, powders, or gummies?Compare magnesium formats
Swipe to compare all three formats
| The everyday details |
American PremiumMagnesium capsules | Magnesium powders | Magnesium gummies |
|---|---|---|---|
| Daily format | Vegetable capsules | Mix into a drink | Chew a serving |
| Preparation | No scooping or mixing | Measure and mix | No mixing |
| Magnesium source | Buffered bisglycinate + oxide | Varies by product | Varies by product |
| Sweeteners | None in the ingredient list | Check the ingredient list | Check the ingredient list |
| Magnesium per serving | 400 mg per 2 capsules | Check the product label | Check the product label |
Made in the USA.
Tested in the USA.
The published Certificate of Analysis identifies the batch and reports its heavy metal and microbiological results.
The report includes a rotational testing note for magnesium. Read the full document for the testing scope and methods.
Open the lab reportCustomer reviews
Magnesium Bisglycinate reviews
Rated 4.8 out of 5 from 1,000+ reviews (Across American Premium).
“Solid quality. Fast shipping. Helps me feel better.”
Hannah JonesAugust 2026
“The quality is there! Im feeling good Bottle is a bit big for travel”
Bill H.August 2026
“I feel better lately and communication was clear and friendly.”
Norma F.August 2026
“Quality is solid. I feel good. Communication was clear and friendly”
Nicole M.August 2026
“this is quality stuff Shipping was fast Helpful when i asked about my order”
Megan R.August 2026
“Delivery was excellent and consistent quality.”
Jessica CollinsAugust 2026
“Im doing better. Support helped me right away”
Robin RichardsonAugust 2026
“Good quality. Best quality for the price. Emailed support and they were friendly and fast.”
R. TorresAugust 2026
“Quick replies from support. Solid quality. I feel good.”
Cheryl GreenJuly 2026
“Packaging was fine and shipping was fast. Support is on point. Premium quality without the premium price.”
Shirley C.July 2026
“Back for more Really good quality vitamins Shipping was excellent”
Jackie W.July 2026
No reviews for this topic yet.
How much magnesium is in each serving?
Two capsules provide 400 mg of magnesium. Each bottle contains 60 vegetable capsules, or 30 full servings.
What form of magnesium does it contain?
The published product report lists buffered magnesium bisglycinate chelate, consisting of magnesium bisglycinate chelate and magnesium oxide (Albion®).
When do I take it?
The current product directions say one capsule once or twice daily with meals. Read your bottle label and follow your healthcare professional’s advice.
How do the subscriptions work?
Choose one adult for one bottle each month, or two adults for two bottles each month. Both subscriptions bill and renew monthly until you cancel. The purchase options show the full recurring charge. One-time purchases do not renew.
Can I cancel my subscription?
Yes. Cancel in your account subscription portal or contact support. There is no minimum commitment or cancellation fee. See the subscription policy.
What are the shipping and return terms?
Standard US shipping is free with a subscription. Shipping for one-time purchases is calculated at checkout. Delivery usually takes 3–7 business days after dispatch. You can request a return within 30 days of delivery for unopened bottles with an intact safety seal. Read the full return policy.
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