Spec-by-spec
Head to head
Contenders from Magnesium Glycinate, every metric lined up. The winning value in each row is outlined.
Price
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Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#1
#41
Elemental Dose
300mg
500mg per capsule
Form Purity
100% chelated bisglycinate
Pure chelated glycinate, no oxide
Additive Cleanliness
Minimal excipients, no dyes
Minimal disclosed fillers
Third-Party Testing
USP-verified
Not disclosed
Servings per Container
30 servings
60 servings per bottle
Cost per serving
$0.77 per serving
$0.17 per serving
Verdict
Best mainstream magnesium glycinate for sleep and muscle relaxation
Good-value glycinate—lacks third-party testing verification
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