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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

18 products found

Form:All forms18Capsule8Tablet9Softgel1
Package Size:All sizes1760–1205120–25010250+2

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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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Save 99%
Best Deal
#1
NOW Foods L-OptiZinc, 100 Veg Capsules
$2.85per gram
$8.56 / bottle
NOW Foods L-OptiZinc, 100 Veg Capsules
NOW FoodsiHerb
Per Serving$0.09
Servings100
Formcapsule
Updated today
iBuyAffiliate link
Save 99%
#2
21st Century Calcium Magnesium Zinc + D3, 90 Tablets
$0.01per mg
$5.49 / bottle
21st Century Calcium Magnesium Zinc + D3, 90 Tablets
21st CenturyiHerb
Per Serving$0.18
Servings30
Formtablet
Updated today
iBuyAffiliate link
Save 99%
#3
New Chapter Fermented Zinc Complex, 60 Count
$0.02per mg
$20.31 / bottle
New Chapter Fermented Zinc Complex, 60 Count
New ChapteriHerb
Per Serving$0.34
ServingsN/A
Formtablet
Updated today
iBuyAffiliate link
Save 98%
#4
21st Century Magnesium 250mg, 250 Tablets
$0.13per gram
$7.99 / bottle
21st Century Magnesium 250mg, 250 Tablets
21st CenturyiHerb2 options · 2 retailers
Per Serving$0.03
Servings250
Formtablet
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb250 ct21st Century Magnesium 250mg, 250 Tablets
$7.99Buy
Amazon220 ct21st Century Magnesium 250mg, 110 Count (2 Pack)
$14.38Buy
Save 98%
#5
Nutricost Magnesium Complex, 500mg, 240 Capsules
$0.14per gram
$16.95 / bottle
Nutricost Magnesium Complex, 500mg, 240 Capsules
NutricostiHerbNew2 options
Per Serving$0.07
Servings240
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb240 ctNutricost Magnesium Complex, 500mg, 240 Capsules
$16.95Buy
i
30 ctNutricost Magnesium Complex, 500mg, 30 Count
$6.00Buy
Save 98%
#6
Swanson Triple Magnesium Complex, 400 mg, 300 Vegan Capsules
$0.17per gram
$20.89 / bottle
Swanson Triple Magnesium Complex, 400 mg, 300 Vegan Capsules
SwansoniHerbNew3 options
Per Serving$0.07
Servings300
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb300 ctSwanson Triple Magnesium Complex, 400 mg, 300 Vegan Capsules
$20.89Buy
i
100 ctSwanson Triple Magnesium Complex, 400 mg, 100 Vegan Capsules
$13.69Buy
i
50 ctSwanson Triple Magnesium Complex, 400 mg, 50 Count
$13.69Buy
Save 97%
#7
NOW Foods Magnesium Caps, 400 mg, 180 Veg Capsules
$0.20per gram
$14.69 / bottle
NOW Foods Magnesium Caps, 400 mg, 180 Veg Capsules
NOW FoodsiHerbNew
Per Serving$0.08
Servings180
Formcapsule
Updated today
iBuyAffiliate link
Save 95%
#8
NOW Foods Magnesium Malate 1000 mg, 180 Tablets
$0.34per gram
$15.10 / bottle
NOW Foods Magnesium Malate 1000 mg, 180 Tablets
NOW FoodsAmazon2 options · 2 retailers
Per Serving$0.08
Servings180
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon180 ctNOW Foods Magnesium Malate 1000 mg, 180 Tablets
$15.10Buy
i
iHerb180 ctNOW Foods Magnesium Malate, 1,000 mg, 180 Tablets
$15.91Buy
Save 95%
#9
California Gold Nutrition Magnesium Bisglycinate Chelate, 240 Veggie Capsules
$0.38per gram
$9.22 / bottle
California Gold Nutrition Magnesium Bisglycinate Chelate, 240 Veggie Capsules
California Gold NutritioniHerbNew2 options
Per Serving$0.08
Servings120
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb120 ctCalifornia Gold Nutrition Magnesium Bisglycinate Chelate, 240 Veggie Capsules
$9.22Buy
i
120 ctCalifornia Gold Nutrition Magnesium Bisglycinate Chelate, 240 Veggie Capsules
$28.42Buy
Save 92%
#10
Terra Origin Healthy Gut Berry, 8.57 oz
$0.56per mg
$35.99 / bottle
Terra Origin Healthy Gut Berry, 8.57 oz
Terra OriginiHerb
Per Serving$1.20
Servings30
Formcapsule
Updated today
iBuyAffiliate link
Save 91%
#11
Carlson Magnesium Glycinate Tablets, 200 mg, 240 Count
$0.66per gram
$31.86 / bottle
Carlson Magnesium Glycinate Tablets, 200 mg, 240 Count
CarlsoniHerb
Per Serving$0.13
ServingsN/A
Formtablet
Updated today
iBuyAffiliate link
Save 88%
#12
Swanson Albion Magnesium Glycinate 133 mg, 90 Vegan Capsules
$0.88per gram
$6.99 / bottle
Swanson Albion Magnesium Glycinate 133 mg, 90 Vegan Capsules
SwansoniHerb
Per Serving$0.12
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 87%
#13
Carlson Magnesium Glycinate Tablets, 180 Count
$0.89per gram
$31.86 / bottle
Carlson Magnesium Glycinate Tablets, 180 Count
CarlsoniHerb
Per Serving$0.18
Servings180
Formtablet
Updated today
iBuyAffiliate link
Save 87%
#14
Carlson Magnesium Glycinate 200mg, 180 Tablets
$0.89per gram
$31.86 / bottle
Carlson Magnesium Glycinate 200mg, 180 Tablets
CarlsoniHerb
Per Serving$0.18
ServingsN/A
Formtablet
Updated today
iBuyAffiliate link
Save 87%
#15
NOW Foods Magnesium Citrate Softgels, 180 Count
$0.92per gram
$22.04 / bottle
NOW Foods Magnesium Citrate Softgels, 180 Count
NOW FoodsiHerb
Per Serving$0.37
ServingsN/A
Formsoftgel
Updated today
iBuyAffiliate link
Save 86%
#16
KAL Magnesium Taurate+ 180 Tablets
$0.97per gram
$34.99 / bottle
KAL Magnesium Taurate+ 180 Tablets
KALiHerb
Per Serving$0.39
Servings90
Formtablet
Updated today
iBuyAffiliate link
Save 78%
#17
Nutricost Magnesium+ Extra-Strength, 60 Count
$1.58per gram
$19.95 / bottle
Nutricost Magnesium+ Extra-Strength, 60 Count
NutricostiHerb
Per Serving$0.67
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
#18
Solgar Magnesium with Vitamin B6, 250 Tablets
$7.07per gram
$14.67 / bottle
Solgar Magnesium with Vitamin B6, 250 Tablets
SolgariHerb
Per Serving$0.18
ServingsN/A
Formtablet
Updated today
iBuyAffiliate link

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