HEAD-TO-HEAD · UPDATED 2026-10-18

Doctor's Best High Absorption Magnesium Glycinate 200mg (240ct) vs Life Extension Neuro-Mag Magnesium L-Threonate

Spec-based scoring, dimension-by-dimension verdicts, and honest deal breakers. Total cost of ownership over 3 years included.

Doctor's Best magnesium glycinate 200mg 240-count bottle
Doctor's Best
Doctor's Best High Absorption Magnesium Glycinate 200mg (240ct)
$23.99
(Amazon price as of – Details)
Life Extension Neuro-Mag Magnesium L-Threonate
Life Extension
Life Extension Neuro-Mag Magnesium L-Threonate
$30.78
(Amazon price as of – Details)
VS
Our pick · overall

Doctor's Best High Absorption Magnesium Glycinate 200mg (240ct)

Wins on editor score (9/10 vs 8.1/10) and long-term value. Best for: Value-focused buyers, athletes.

$23.99 (Amazon price as of – Details)vs $30.78 (Amazon price as of – Details)

Side by side

Spec-by-spec comparison

SpecDoctor's BestLife Extension
Best price today$23.99 (Amazon price as of – Details)wins$30.78 (Amazon price as of – Details)
Editor score9/10wins8.1/10
Shopper rating4.7 (62,430)wins4.4 (12,000)
SubscriptionNoneNone
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Best prices right now

Doctor's Best magnesium glycinate 200mg 240-count bottle

Doctor's Best High Absorption Magnesium Glycinate 200mg (240ct)

Doctor's Best

$23.99
(Amazon price as of – Details)
Life Extension Neuro-Mag Magnesium L-Threonate

Life Extension Neuro-Mag Magnesium L-Threonate

Life Extension

$30.78
(Amazon price as of – Details)