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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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Search Supplements

5 products found

Package Size:All sizes560–1202120–2502250+1

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Supplement Type

Alpha GPCAshwagandhaB ComplexCalciumCollagenCoQ10CreatineImmune 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
Natural Factors Zinc Citrate, 50 mg
$4.13per gram
$5.57 / bottle
Natural Factors Zinc Citrate, 50 mg
Natural FactorsiHerb3 options · 2 retailers
Per Serving$0.06
ServingsN/A
Formtablet
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerbNatural Factors Zinc Citrate, 50 mg
$5.57Buy
AmazonNatural Factors Zinc Citrate 15mg Tablets, 90-Count
$3.00Buy
Natural Factors Zinc Citrate 50mg Tablets, 90 Count
$24.97Buy
Save 77%
#2
NOW Foods Magnesium Citrate Tablets, 220 Count
$0.14per gram
$12.24 / bottle
NOW Foods Magnesium Citrate Tablets, 220 Count
NOW FoodsiHerb3 options · 2 retailers
Per Serving$0.06
ServingsN/A
Formtablet
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerbNOW Foods Magnesium Citrate Tablets, 220 Count
$12.24Buy
AmazonNOW Foods Magnesium Glycinate 100 mg, 180 Tablets
$21.12Buy
180 ctNOW Foods Magnesium 400 mg, 180 Veg Capsules
Buy
Save 50%
#3
Source Naturals Ultra-Mag, 240 Tabs
$0.31per gram
$15.39 / bottle
Source Naturals Ultra-Mag, 240 Tabs
Source NaturalsSwanson Vitamins4 options · 2 retailers
Per Serving$0.13
ServingsN/A
Formtablet
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson VitaminsSource Naturals Ultra-Mag, 240 Tabs
$15.39Buy
i
iHerbSource Naturals Ultra-Mag, 240 Count
$27.99Buy
i
Source Naturals Ultra-Mag, 120 Tablets
$14.69Buy
+1 more...
Save 5%
#4
Solgar Magnesium Citrate Tablets, 120 Count
$0.58per gram
$13.90 / bottle
Solgar Magnesium Citrate Tablets, 120 Count
SolgariHerbNew
Per Serving$0.23
Servings60
Formtablet
Updated today
iBuyAffiliate link
#5
NOW Foods Magnesium Citrate, 100 Tablets
$0.61per gram
$12.24 / bottle
NOW Foods Magnesium Citrate, 100 Tablets
NOW FoodsiHerb2 options
Per Serving$0.24
ServingsN/A
Formtablet
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerbNOW Foods Magnesium Citrate, 100 Tablets
$12.24Buy
i
NOW Foods Magnesium Citrate, 90 Count
$12.24Buy

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