NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets
Two tablets provide 200 mg of elemental magnesium from 2,000 mg of Albion magnesium bisglycinate, with 90 servings per bottle. The formula contains no melatonin or L-theanine and is listed as in stock with 90,000-plus units sold in 30 days.
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Our Verdict
It matches Doctor's Best on elemental dose and has similarly strong recent sales, but costs more per active amount and uses a longer excipient list. With no stronger third-party verification to offset those disadvantages, it ranks fifth.
Score Breakdown
Pros & Cons
Pros
- •The panel explicitly identifies 200 mg elemental magnesium from 2,000 mg Albion magnesium bisglycinate.
- •The bottle supplies 90 servings at approximately $0.22 per serving.
- •More than 40,000 reviews and 90,000-plus recent sales provide substantial buyer-volume evidence.
Cons
- •No USP, NSF, Informed Sport or published product-specific certificate is shown for the finished product.
- •A serving requires two tablets and includes citric acid, cellulose derivatives, stearic acid, silicon dioxide and a multi-ingredient coating.
Specifications
| Magnesium Form | Albion magnesium bisglycinate |
| Elemental Magnesium | 200 mg per serving; 100 mg per tablet |
| Serving Size | 2 tablets |
| Servings Per Container | 90 |
| Added Sleep Ingredients | None; no melatonin or L-theanine |
| Third-Party Verification | No qualifying finished-product certification shown; manufacturer states in-house quality testing |
| Other Ingredients | Citric acid, hydroxypropyl cellulose, stearic acid, silicon dioxide and vegetarian coating with hypromellose, sunflower lecithin, triethyl citrate and sunflower oil |
| Allergen/Diet Notes | Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nuts or sesame; facility processes other allergen-containing ingredients |
Quick Answers
What is the magnesium form of the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets?
NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets magnesium form: Albion magnesium bisglycinate.
What is the elemental magnesium of the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets?
NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets elemental magnesium: 200 mg per serving; 100 mg per tablet.
What is the serving size of the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets?
NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets serving size: 2 tablets.
What is the servings per container of the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets?
NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets servings per container: 90.
What is the added sleep ingredients of the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets?
NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets added sleep ingredients: None; no melatonin or L-theanine.
What is the third-party verification of the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets?
NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets third-party verification: No qualifying finished-product certification shown; manufacturer states in-house quality testing.
What is the other ingredients of the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets?
NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets other ingredients: Citric acid, hydroxypropyl cellulose, stearic acid, silicon dioxide and vegetarian coating with hypromellose, sunflower lecithin, triethyl citrate and sunflower oil.
What is the allergen/diet notes of the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets?
NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets allergen/diet notes: Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nuts or sesame; facility processes other allergen-containing ingredients.
How much does the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets cost?
The NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets lists at $19.59 at iHerb as of August 5, 2026. Prices change often, so the merchant page shows the current figure.
Who is the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets for?
It suits buyers wanting a widely purchased pure-bisglycinate tablet, people who want magnesium without melatonin or L-theanine. It is not the right pick for buyers requiring product-specific external certification, people preferring a one-capsule or one-tablet serving.
Is the NOW Foods, Magnesium Glycinate, 100 mg, 180 Tablets worth buying?
Two tablets provide 200 mg of elemental magnesium from 2,000 mg of Albion magnesium bisglycinate, with 90 servings per bottle. The formula contains no melatonin or L-theanine and is listed as in stock with 90,000-plus units sold in 30 days. It ranks #5 in our Top 5 Magnesium Glycinate for Sleep. It matches Doctor's Best on elemental dose and has similarly strong recent sales, but costs more per active amount and uses a longer excipient list. With no stronger third-party verification to offset those disadvantages, it ranks fifth.
Who Is This For?
Best For
- Buyers wanting a widely purchased pure-bisglycinate tablet
- People who want magnesium without melatonin or L-theanine
Not For
- Buyers requiring product-specific external certification
- People preferring a one-capsule or one-tablet serving
Where to Buy
Appears In
Compare Head-to-Head
Customer Reviews
Alternatives to Consider
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One scoop supplies 200 mg of elemental magnesium as magnesium bisglycinate, and the container provides 60 servings. The exact 187 g powder is listed by NSF Certified for Sport and contains citric acid and monk fruit concentrate, with no melatonin or L-theanine.
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One scoop supplies 200 mg of magnesium as bisglycinate plus 2.5 mg melatonin, 50 mg L-theanine and 100 mg GABA from PharmaGABA. It carries the ISURA Verified Clean seal and provides 30 fully disclosed servings.
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Doctor's Best, High Absorption Magnesium Lysinate Glycinate, 100 mg, 240 Tablets
Doctor's Best
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