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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

15 products found

Package Size:All sizes15< 60160–1205120–2506250+3

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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
Swanson Zinc Citrate, 50 mg, 120 Capsules
$0.67per gram
$3.99 / bottle
Swanson Zinc Citrate, 50 mg, 120 Capsules
SwansonSwanson VitaminsNew3 options · 2 retailers
Per Serving$0.03
Servings120
Formcapsule
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson Vitamins120 ctSwanson Zinc Citrate, 50 mg, 120 Capsules
$3.99Buy
S
60 ctSwanson Zinc Citrate
$3.99Buy
Amazon60 ctSwanson Zinc Citrate 30mg, 60 Capsules
$7.45Buy
Save 99%
#2
BulkSupplements Zinc Citrate Capsules, 500 Count
$1.33per gram
$19.97 / bottle
BulkSupplements Zinc Citrate Capsules, 500 Count
BulkSupplementsAmazon3 options · 2 retailers
Per Serving$0.04
Servings500
Formcapsule
Updated today
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All options (sorted by value):

Amazon500 ctBulkSupplements Zinc Citrate Capsules, 500 Count
$19.97Buy
B
BulkSupplements500 ctBulk Supplements Zinc Citrate Capsules, 240 Count
$19.97Buy
B
500 ctBulkSupplements Zinc Citrate Capsules
$19.97Buy
Save 99%
#3
SOLARAY Zinc 50mg Capsules, 100 Count
$1.91per gram
$9.54 / bottle
SOLARAY Zinc 50mg Capsules, 100 Count
SolarayAmazon
Per Serving$0.10
Servings100
Formcapsule
Updated today
BuyAffiliate link
Save 99%
#4
Natural Factors Quercetin with Zinc & Copper, 60 Vegetarian Capsules
$0.03per mg
$23.07 / bottle
Natural Factors Quercetin with Zinc & Copper, 60 Vegetarian Capsules
Natural FactorsAmazon
Per Serving$0.38
Servings60
Formcapsule
Updated today
BuyAffiliate link
Save 90%
#5
NOW Foods Magnesium Citrate 200 mg, 250 Tabs
$0.45per gram
$44.95 / bottle
NOW Foods Magnesium Citrate 200 mg, 250 Tabs
NOW FoodsAmazon2 options
Per Serving$0.18
Servings250
Formcapsule
Updated today
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Amazon250 ctNOW Foods Magnesium Citrate 200 mg, 250 Tabs
$44.95Buy
NOW Foods Magnesium Citrate 200 mg, 100 Tablets
Buy
Save 90%
#6
NOW Foods Magnesium Citrate, 240 Veg Capsules
$0.46per gram
$16.42 / bottle
NOW Foods Magnesium Citrate, 240 Veg Capsules
NOW FoodsAmazon
Per Serving$0.18
Servings120
Formcapsule
Updated today
BuyAffiliate link
Save 87%
#7
Life Extension Potassium with Extend-Release Magnesium, 60 Capsules
$0.56per gram
$6.75 / bottle
Life Extension Potassium with Extend-Release Magnesium, 60 Capsules
Life ExtensionAmazon
Per Serving$0.11
Servings60
Formcapsule
Updated today
BuyAffiliate link
Save 86%
#8
Natural Factors Magnesium Citrate 150 mg, 180 Capsules
$0.65per gram
$17.47 / bottle
Natural Factors Magnesium Citrate 150 mg, 180 Capsules
Natural FactorsAmazon
Per Serving$0.10
Servings180
Formcapsule
Updated today
BuyAffiliate link
Save 85%
#9
BulkSupplements Magnesium Citrate Capsules, 360 Count
$0.69per gram
$24.97 / bottle
BulkSupplements Magnesium Citrate Capsules, 360 Count
BulkSupplementsAmazon2 options · 2 retailers
Per Serving$0.28
Servings90
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon90 ctBulkSupplements Magnesium Citrate Capsules, 360 Count
$24.97Buy
B
BulkSupplements90 ctMagnesium Citrate Capsules
$24.97Buy
Save 83%
#10
NOW Foods Magnesium Citrate 400mg, 120 Veg Capsules
$0.78per gram
$24.95 / bottle
NOW Foods Magnesium Citrate 400mg, 120 Veg Capsules
NOW FoodsAmazon
Per Serving$0.31
Servings80
Formcapsule
Updated today
BuyAffiliate link
Save 80%
#11
NOW Foods Magnesium Transporters with 5 Forms of Magnesium, 180 Veg Capsules
$0.91per gram
$19.59 / bottle
NOW Foods Magnesium Transporters with 5 Forms of Magnesium, 180 Veg Capsules
NOW FoodsAmazon
Per Serving$0.11
Servings180
Formcapsule
Updated yesterday
BuyAffiliate link
Save 75%
#12
Source Naturals Serene Science Magnesium Serene, 5 Ounces
$1.10per gram
$22.39 / bottle
Source Naturals Serene Science Magnesium Serene, 5 Ounces
Source NaturalsAmazon
Per Serving$0.09
Servings240
Formcapsule
Updated today
BuyAffiliate link
Save 36%
#13
Evlution Nutrition Magnesium + L-Theanine Veggie Capsules, 90 Count
$2.89per gram
$12.99 / bottle
Evlution Nutrition Magnesium + L-Theanine Veggie Capsules, 90 Count
EVLutionAmazon
Per Serving$0.29
Servings45
Formcapsule
Updated today
BuyAffiliate link
Save 17%
#14
MegaFood Relax + Calm Magnesium Complex Soft Chews, 30 Count
$3.73per gram
$13.99 / bottle
MegaFood Relax + Calm Magnesium Complex Soft Chews, 30 Count
MegaFoodAmazon2 options · 2 retailers
Per Serving$0.93
Servings15
Formcapsule
Updated today
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All options (sorted by value):

Amazon15 ctMegaFood Relax + Calm Magnesium Complex Soft Chews, 30 Count
$13.99Buy
i
iHerb15 ctMegaFood Relax + Calm Magnesium Soft Chews, Grape, 30 Count
$13.99Buy
#15
Sports Research Sleep Complex Capsules, 30 Servings
$4.49per gram
$26.95 / bottle
Sports Research Sleep Complex Capsules, 30 Servings
Sports ResearchAmazon2 options
Per Serving$0.90
Servings30
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon30 ctSports Research Sleep Complex Capsules, 30 Servings
$26.95Buy
30 ctSports Research Sleep Complex with Melatonin 5mg, L-Theanine 200mg & Magnesium, 60 Veggie Capsules
$27.95Buy

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