Is This Supplement Legit

Ranked products

Best Magnesium Glycinate products

Rankings blend total score with mode-specific emphasis (value, transparency, certs, cleaner labels). Weak totals and soft safety scores are damped so one bright lane cannot rescue a bad overall profile.

What matters here

Form matters: glycinate, citrate, and similar forms often fit different goals than oxide-heavy budget tabs. Compare serving elemental magnesium, not just milligrams of salt.

Top picks

#1

Best certified pick

NOW Foods Magnesium Glycinate Capsules

400 mg · 30 servings

NOW Foods

71/ 100

Overall

  • Serving size and count are explicit enough to sanity-check cost per dose.
  • Few moving parts on the label - easier to audit than a proprietary stack.
  • Brand is flagged as more transparent in our dataset.

Upper tier for this category in our model, without running away on every lane.

#2

Strong runner-up

NOW Foods Magnesium Glycinate Powder

30 servings

NOW Foods

71/ 100

Overall

  • Serving size and count are explicit enough to sanity-check cost per dose.
  • Few moving parts on the label - easier to audit than a proprietary stack.
  • Brand is flagged as more transparent in our dataset.

Upper tier for this category in our model, without running away on every lane.

#3

Strong runner-up

NOW Foods Magnesium Glycinate

200 mg · 250 servings

NOW Foods

71/ 100

Overall

  • Serving size and count are explicit enough to sanity-check cost per dose.
  • Few moving parts on the label - easier to audit than a proprietary stack.
  • Brand is flagged as more transparent in our dataset.

Upper tier for this category in our model, without running away on every lane.

Decision ladder - how to pick

Four archetypes from the same deterministic model: overall leader, value leader, cheapest acceptable pick with a score floor, and a premium upgrade lane.

Cheapest acceptable

Not enough on-file SKUs to fill this slot.

Do not buy blind here

  • Proprietary blends hide doses - skip them when you need gram-level certainty.
  • Cheap magnesium oxide and similar salts score weaker on form heuristics than glycinate, citrate, or malate.
  • Fish oil and purity-heavy categories reward third-party testing - look for it on the label.
  • If budget matters, run the value ranking mode before you checkout.

Full rankings

  1. Best certified pickLimited proofSolid but basic

    NOW Foods Magnesium Glycinate Capsules

    NOW Foods

    Upper tier for this category in our model, without running away on every lane.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Missing reliable price data - value score is a neutral placeholder.
    71/ 100

    Overall

  2. Strong runner-upLimited proofSolid but basic

    NOW Foods Magnesium Glycinate Powder

    NOW Foods

    Upper tier for this category in our model, without running away on every lane.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Missing reliable price data - value score is a neutral placeholder.
    71/ 100

    Overall

  3. Strong runner-upLimited proofSolid but basic

    NOW Foods Magnesium Glycinate

    NOW Foods

    Upper tier for this category in our model, without running away on every lane.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Missing reliable price data - value score is a neutral placeholder.
    71/ 100

    Overall

  4. Solid pickLimited proofSolid but basic

    NOW Foods Magnesium Glycinate Softgels

    NOW Foods

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Missing reliable price data - value score is a neutral placeholder.
    71/ 100

    Overall

  5. Solid pickLimited proofSolid but basic

    NOW Foods Magnesium Glycinate Tablets

    NOW Foods

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Missing reliable price data - value score is a neutral placeholder.
    71/ 100

    Overall

  6. Solid pickLimited proofSolid but basic

    NOW Foods Magnesium Glycinate Capsules

    NOW Foods

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Missing reliable price data - value score is a neutral placeholder.
    71/ 100

    Overall

  7. Solid pickLimited proofSolid but basic

    Solgar Magnesium Glycinate Tablets

    Solgar

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Missing reliable price data - value score is a neutral placeholder.
    69/ 100

    Overall

  8. Solid pickLimited proofSolid but basic

    ALO Magnesium Glycinate Spray

    ALO

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  9. Solid pickLimited proofSolid but basic

    Amazon Elements Magnesium Glycinate Tablets

    Amazon Elements

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  10. Solid pickLimited proofSolid but basic

    Best Magnesium Glycinate Capsules

    Best

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  11. Solid pickLimited proofSolid but basic

    BulkSupplements Magnesium Glycinate Capsules

    BulkSupplements

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  12. Solid pickLimited proofSolid but basic

    BulkSupplements Magnesium Glycinate Powder

    BulkSupplements

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  13. Solid pickLimited proofSolid but basic

    BulkSupplements Magnesium Glycinate Capsules

    BulkSupplements

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  14. Solid pickLimited proofSolid but basic

    BulkSupplements Magnesium Glycinate Capsules

    BulkSupplements

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  15. Solid pickLimited proofSolid but basic

    BulkSupplements Magnesium Glycinate Powder

    BulkSupplements

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  16. Solid pickLimited proofSolid but basic

    By Whole Foods Magnesium Glycinate Gummies

    By Whole Foods

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  17. Solid pickLimited proofSolid but basic

    Calm Magnesium Glycinate

    Calm

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  18. Solid pickLimited proofSolid but basic

    DEVA Vegan Magnesium Glycinate Tablets

    DEVA Vegan

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  19. Solid pickLimited proofSolid but basic

    Doctor's Best Magnesium Glycinate Tablets

    Doctor's Best

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  20. Solid pickLimited proofSolid but basic

    Holly Hill Health Magnesium Glycinate Capsules

    Holly Hill Health

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  21. Solid pickLimited proofSolid but basic

    Life Extension Magnesium Glycinate Capsules

    Life Extension

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  22. Solid pickLimited proofSolid but basic

    Luma Nutrition Magnesium Glycinate Capsules

    Luma Nutrition

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  23. Solid pickLimited proofSolid but basic

    Nature Made Magnesium Glycinate Gummies

    Nature Made

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  24. Solid pickLimited proofSolid but basic

    Nature Made Magnesium Glycinate Capsules

    Nature Made

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  25. Solid pickLimited proofSolid but basic

    Nature Made Magnesium Glycinate Gummies

    Nature Made

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  26. Solid pickLimited proofSolid but basic

    Nature Made Magnesium Glycinate Capsules

    Nature Made

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  27. Solid pickLimited proofSolid but basic

    Nature Made Magnesium Glycinate Capsules

    Nature Made

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  28. Solid pickLimited proofSolid but basic

    Nature Made Magnesium Glycinate Tablets

    Nature Made

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  29. Solid pickLimited proofSolid but basic

    Nature's Bounty Magnesium Glycinate Tablets

    Nature's Bounty

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  30. Solid pickLimited proofSolid but basic

    Nature's Bounty Magnesium Glycinate Tablets

    Nature's Bounty

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  31. Solid pickLimited proofSolid but basic

    New Chapter Magnesium Glycinate

    New Chapter

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  32. Solid pickLimited proofSolid but basic

    Olly Magnesium Glycinate Gummies

    Olly

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  33. Solid pickLimited proofSolid but basic

    Premium Magnesium Glycinate Cream

    Premium

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  34. Solid pickLimited proofSolid but basic

    Purely Optimal Magnesium Glycinate Capsules

    Purely Optimal

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  35. Solid pickLimited proofSolid but basic

    SADOWAY Magnesium Glycinate Spray

    SADOWAY

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  36. Solid pickLimited proofSolid but basic

    Snap Triple Magnesium Glycinate Capsules

    Snap Triple

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  37. Solid pickLimited proofSolid but basic

    SOLARAY Magnesium Glycinate

    SOLARAY

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  38. Solid pickLimited proofSolid but basic

    Sports Research Magnesium Glycinate Softgels

    Sports Research

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  39. Solid pickLimited proofSolid but basic

    Sundance Magnesium Glycinate Capsules

    Sundance

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  40. Solid pickLimited proofSolid but basic

    Trace Minerals Magnesium Glycinate

    Trace Minerals

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  41. Solid pickLimited proofSolid but basic

    Windmill Natural Vitamins Magnesium Glycinate Capsules

    Windmill Natural Vitamins

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

  42. Solid pickLimited proofSolid but basic

    Youtheory Relax Magnesium Glycinate Powder

    Youtheory Relax

    Around the category midpoint - compare pros/cons before you buy.

    Pros

    • · Serving size and count are explicit enough to sanity-check cost per dose.
    • · Few moving parts on the label - easier to audit than a proprietary stack.

    Cons

    • · Transparency lane scored low - expect to verify certs and COAs yourself.
    68/ 100

    Overall

What actually matters

Form matters: glycinate, citrate, and similar forms often fit different goals than oxide-heavy budget tabs. Compare serving elemental magnesium, not just milligrams of salt.

Tighter questions, same category

Budget caps and cleaner-label sorts when our file supports them.

Compare top picks

Side-by-side on the same score lanes as product reviews - including additive and label-clarity splits.

Better for different buyer types

Pulled from this category only - deterministic picks on one dimension at a time.

How these ranks work

We reuse the v1 product rubric: ingredient fit, dose plausibility, formula quality, additive/excipient burden blended with label-clarity, transparency, value (when price data exists), and a conservative safety floor. Rank reasons are generated from score shape - no hand-waved editorial winners.

Read full methodology · How we rank products