NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g)
One level teaspoon supplies 300 mg of elemental magnesium from Albion magnesium bisglycinate, with approximately 76 servings per container. Citric acid is the only other ingredient, and the $0.19 serving cost is the list's best value per active ingredient.
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Our Verdict
The form, research-aligned dose, minimal ingredient list and exceptional value are stronger than the remaining uncertified products. Its low Third-Party Testing score keeps it below the independently verified top two despite leading the lighter-weight criteria.
Score Breakdown
Pros & Cons
Pros
- •The 300 mg elemental dose is close to the 250 mg magnesium-bisglycinate dose used in the cited sleep trial.
- •At about $0.06 per 100 mg of elemental magnesium, it has the list's lowest active-ingredient cost.
- •The panel lists only magnesium bisglycinate and citric acid, without a proprietary blend.
Cons
- •No USP, NSF, Informed Sport or published product-specific certificate is shown for the finished product.
- •The label requires one teaspoon to be diluted in at least 6 oz of water or juice, making it less convenient than tablets or capsules.
Specifications
| Magnesium Form | Albion magnesium bisglycinate |
| Elemental Magnesium | 300 mg per serving |
| Serving Size | 1 level teaspoon (approximately 3 g) |
| Servings Per Container | About 76 |
| Added Sleep Ingredients | None; no melatonin or L-theanine |
| Third-Party Verification | No qualifying finished-product certification shown; Non-GMO Project Verified |
| Other Ingredients | Citric acid |
| Allergen/Diet Notes | Vegetarian/vegan and kosher; not manufactured with yeast, wheat, gluten, soy, milk, egg, fish, shellfish, tree nuts or sesame |
Quick Answers
What is the magnesium form of the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g)?
NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) magnesium form: Albion magnesium bisglycinate.
What is the elemental magnesium of the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g)?
NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) elemental magnesium: 300 mg per serving.
What is the serving size of the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g)?
NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) serving size: 1 level teaspoon (approximately 3 g).
What is the servings per container of the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g)?
NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) servings per container: About 76.
What is the added sleep ingredients of the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g)?
NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) added sleep ingredients: None; no melatonin or L-theanine.
What is the third-party verification of the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g)?
NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) third-party verification: No qualifying finished-product certification shown; Non-GMO Project Verified.
What is the other ingredients of the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g)?
NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) other ingredients: Citric acid.
What is the allergen/diet notes of the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g)?
NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) allergen/diet notes: Vegetarian/vegan and kosher; not manufactured with yeast, wheat, gluten, soy, milk, egg, fish, shellfish, tree nuts or sesame.
How much does the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) cost?
The NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) lists at $14.69 at iHerb as of August 5, 2026. Prices change often, so the merchant page shows the current figure.
Who is the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) for?
It suits buyers prioritizing elemental-magnesium value, people comfortable mixing an unsweetened powder. It is not the right pick for people wanting capsules or tablets, buyers requiring external finished-product certification.
Is the NOW Foods, Magnesium Bisglycinate Powder, 8 oz (227 g) worth buying?
One level teaspoon supplies 300 mg of elemental magnesium from Albion magnesium bisglycinate, with approximately 76 servings per container. Citric acid is the only other ingredient, and the $0.19 serving cost is the list's best value per active ingredient. It ranks #3 in our Top 5 Magnesium Glycinate for Sleep. The form, research-aligned dose, minimal ingredient list and exceptional value are stronger than the remaining uncertified products. Its low Third-Party Testing score keeps it below the independently verified top two despite leading the lighter-weight criteria.
Who Is This For?
Best For
- Buyers prioritizing elemental-magnesium value
- People comfortable mixing an unsweetened powder
Not For
- People wanting capsules or tablets
- Buyers requiring external finished-product certification
Where to Buy
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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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