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Compare supplement prices normalized to cost per gram of active ingredient. No health claims — just transparent pricing data.

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9 products found

Package Size:All sizes960–1207120–2502

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Supplement Type

Alpha GPCAshwagandhaB ComplexCollagenCoQ10CreatineImmune SupportInositolL-TheanineLion's ManeMagnesiumNadNmnNootropicsNrOmega-3ProbioticsProteinPterostilbeneResveratrolSpermidineSuperfoodsVitamin CVitamin DZinc

Retailer

AmazonBulkSupplementsiHerbSwanson Vitamins

Brand

21st CenturyABEALLMAXAdvanced ClinicalsAgeless Foundation Laboratories

Form

capsulecapsulesgummyliquidlozengepowdersoftgeltablet

Availability

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Best Deal
#1
Source Naturals Magtein Magnesium L-Threonate, 90 Capsules
$6.58per gram
$30.79 / bottle
Source Naturals Magtein Magnesium L-Threonate, 90 Capsules
Source NaturalsiHerb
Per Serving$1.03
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 8%
#2
Sports Research Magnesium L-Threonate Capsules 2000mg, 90 Count
$6.93per gram
$29.95 / bottle
Sports Research Magnesium L-Threonate Capsules 2000mg, 90 Count
Sports ResearchAmazon
Per Serving$1.00
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 8%
#3
Sports Research Magtein Magnesium L-Threonate, 90 Veggie Capsules
$6.93per gram
$29.95 / bottle
Sports Research Magtein Magnesium L-Threonate, 90 Veggie Capsules
Sports ResearchiHerb
Per Serving$1.00
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 7%
#4
Sports Research, Sports Research, Magtein®, Magnesium L-Threonate, Veggie Capsules (666 mg per Capsule), 180 count
$6.94per gram
$59.97 / bottle
Sports Research, Sports Research, Magtein®, Magnesium L-Threonate, Veggie Capsules (666 mg per Capsule), 180 count
Sports ResearchiHerb
Per Serving$1.00
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 6%
#5
Life Extension Neuro-Mag Magnesium L-Threonate, 150 Vegetarian Capsules
$7.08per gram
$50.95 / bottle
Life Extension Neuro-Mag Magnesium L-Threonate, 150 Vegetarian Capsules
Life ExtensionAmazon
Per Serving$1.02
Servings50
Formcapsule
Updated today
BuyAffiliate link
Save 5%
#6
Life Extension Neuro-Mag Magnesium L-Threonate, 90 Vegetarian Capsules
$7.13per gram
$30.79 / bottle
Life Extension Neuro-Mag Magnesium L-Threonate, 90 Vegetarian Capsules
Life ExtensionAmazon3 options · 2 retailers
Per Serving$1.03
Servings30
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon30 ctLife Extension Neuro-Mag Magnesium L-Threonate, 90 Vegetarian Capsules
$30.79Buy
i
iHerb30 ctLife Extension Neuro-Mag Magnesium L-Threonate, 90 Vegetarian Capsules
$30.79Buy
i
30 ctLife Extension Neuro-Mag Magnesium L-Threonate, Tropical Punch, 3.293 oz
$31.50Buy
#7
Magtein Magnesium L-Threonate
$7.48per gram
$34.99 / bottle
Magtein Magnesium L-Threonate
NOW FoodsSwanson Vitamins
Per Serving$1.17
Servings30
Formcapsule
Updated today
SBuyAffiliate link
#8
NOW Foods Magtein, 90 Veg Capsules
$7.49per gram
$35.07 / bottle
NOW Foods Magtein, 90 Veg Capsules
NOW FoodsiHerb
Per Serving$1.17
Servings30
Formcapsule
Updated today
iBuyAffiliate link
#9
Swanson Magnesium L-Threonate (Magtein)
$7.50per gram
$35.29 / bottle
Swanson Magnesium L-Threonate (Magtein)
SwansonSwanson Vitamins
Per Serving$0.39
Servings90
Formcapsule
Updated today
SBuyAffiliate link

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