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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

46 products found

Package Size:All sizes46< 60160–12022120–25021250+2

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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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Save 94%
#21
BulkSupplements Magnesium Glycinate Capsules
$0.92per gram
$21.97 / bottle
BulkSupplements Magnesium Glycinate Capsules
BulkSupplementsBulkSupplements4 options · 2 retailers
Per Serving$0.37
Servings60
Formcapsule
Updated today
BBuyAffiliate link

All options (sorted by value):

Different serving sizes — compare by $/gram for accuracy

B
BulkSupplements60 ctBulkSupplements Magnesium Glycinate Capsules
$21.97Buy
B
Bulk Supplements Magnesium Glycinate Capsules, 200mg, 240 Count
$21.97Buy
AmazonBulkSupplements Magnesium Glycinate Capsules, 240 Count
$21.97Buy
+1 more...
Save 93%
#22
NOW Foods Magnesium Glycinate with BioPerine, 180 Veg Capsules
$1.02per gram
$18.36 / bottle
NOW Foods Magnesium Glycinate with BioPerine, 180 Veg Capsules
NOW FoodsiHerb
Per Serving$0.20
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 93%
#23
California Gold Nutrition Magnesium Glycinate, 180 Veggie Capsules
$1.05per gram
$25.25 / bottle
California Gold Nutrition Magnesium Glycinate, 180 Veggie Capsules
California Gold NutritioniHerbNew
Per Serving$0.42
Servings60
Formcapsule
Updated today
iBuyAffiliate link
Save 92%
#24
Swanson Magnesium Glycinate with BioPerine
$1.12per gram
$20.19 / bottle
Swanson Magnesium Glycinate with BioPerine
NOW FoodsSwanson Vitamins2 options · 2 retailers
Per Serving$0.22
Servings90
Formcapsule
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson Vitamins90 ctSwanson Magnesium Glycinate with BioPerine
$20.19Buy
i
iHerbNOW Foods Magnesium Glycinate, 90 Count
$11.01Buy
Save 92%
#25
21st Century Magnesium Glycinate 200 mg Capsules, 90 Count
$1.22per gram
$10.99 / bottle
21st Century Magnesium Glycinate 200 mg Capsules, 90 Count
21st CenturyAmazon
Per Serving$0.24
Servings45
Formcapsule
Updated today
BuyAffiliate link
Save 92%
#26
California Gold Nutrition Triple Magnesium Complex Capsules, 120 Count
$1.23per gram
$15.51 / bottle
California Gold Nutrition Triple Magnesium Complex Capsules, 120 Count
California Gold NutritioniHerbNew
Per Serving$0.26
Servings60
Formcapsule
Updated today
iBuyAffiliate link
Save 91%
#27
Bluebonnet Nutrition Buffered Chelated Magnesium, 120 Veg Capsules
$1.36per gram
$32.76 / bottle
Bluebonnet Nutrition Buffered Chelated Magnesium, 120 Veg Capsules
BluebonnetiHerb3 options · 2 retailers
Per Serving$0.27
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerbBluebonnet Nutrition Buffered Chelated Magnesium, 120 Veg Capsules
$32.76Buy
Amazon60 ctBlueBonnet Nutrition Albion Chelated Magnesium Vegetable Capsules, 200 mg, 120 Count
$23.60Buy
i
iHerbBluebonnet Nutrition Chelated Magnesium 100mg Capsules, 120 Count
$13.56Buy
Save 90%
#28
Solaray Magnesium Glycinate VegCaps, 240 Count
$1.52per gram
$31.99 / bottle
Solaray Magnesium Glycinate VegCaps, 240 Count
SolarayiHerb2 options
Per Serving$0.53
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerbSolaray Magnesium Glycinate VegCaps, 240 Count
$31.99Buy
i
30 ctSolaray Magnesium Glycinate 350 mg, 120 Veg Caps
$18.39Buy
Save 89%
#29
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
Save 89%
#30
Seeking Health Optimal Magnesium 150mg, 90 Vegetarian Capsules
$1.63per gram
$22.00 / bottle
Seeking Health Optimal Magnesium 150mg, 90 Vegetarian Capsules
Seeking HealthiHerbNew
Per Serving$0.24
Servings90
Formcapsule
Updated today
iBuyAffiliate link
Save 88%
#31
Doctor's BEST L-Theanine, 150 mg, 90 Count
$1.70per gram
$22.99 / bottle
Doctor's BEST L-Theanine, 150 mg, 90 Count
Doctor's BestAmazon2 options
Per Serving$0.26
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

AmazonDoctor's BEST L-Theanine, 150 mg, 90 Count
$22.99Buy
30 ctDoctors Best Womens Beauty Sleep with Magnesium, Theanine, Melatonin, 60 Veggie Caps
$16.25Buy
Save 88%
#32
Swanson Magnesium Glycinate
$1.81per gram
$38.99 / bottle
Swanson Magnesium Glycinate
TraceSwanson Vitamins
Per Serving$0.22
ServingsN/A
Formcapsule
Updated today
SBuyAffiliate link
Save 86%
#33
BlueBonnet Nutrition Magnesium Glycinate 400mg Veggie Capsules, 120 Count
$2.00per gram
$23.96 / bottle
BlueBonnet Nutrition Magnesium Glycinate 400mg Veggie Capsules, 120 Count
BluebonnetAmazon
Per Serving$0.80
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 84%
#34
Thorne Magnesium Glycinate Capsules, 90 Count
$2.31per gram
$25.00 / bottle
Thorne Magnesium Glycinate Capsules, 90 Count
ThorneiHerb
Per Serving$0.28
Servings90
Formcapsule
Updated today
iBuyAffiliate link
Save 84%
#35
Swanson Magnesium Lysinate Glycinate Chelated
$2.38per gram
$14.99 / bottle
Swanson Magnesium Lysinate Glycinate Chelated
Doctor's BestSwanson Vitamins3 options · 3 retailers
Per Serving$0.25
ServingsN/A
Formcapsule
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson VitaminsSwanson Magnesium Lysinate Glycinate Chelated
$14.99Buy
Amazon60 ctDoctor's BEST High Absorption Magnesium Glycinate Lysinate Capsules, 120 Veg Caps
$15.97Buy
i
iHerbDoctor's Best High Absorption Magnesium, 120 Veggie Caps
$14.99Buy
Save 83%
#36
Nordic Naturals Magnesium Glycinate Capsules, 90 Count
$2.49per gram
$18.66 / bottle
Nordic Naturals Magnesium Glycinate Capsules, 90 Count
Nordic NaturalsAmazon
Per Serving$0.62
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 81%
#37
Source Naturals Magnesium Malate 625mg, 200 Capsules
$2.75per gram
$15.49 / bottle
Source Naturals Magnesium Malate 625mg, 200 Capsules
Source NaturalsAmazon
Per Serving$0.15
Servings100
Formcapsule
Updated today
BuyAffiliate link
Save 81%
#38
Codeage Liposomal Magnesium Glycinate, 120 Count
$2.86per gram
$29.99 / bottle
Codeage Liposomal Magnesium Glycinate, 120 Count
CodeageiHerb
Per Serving$1.00
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 77%
#39
NOW Foods Magtein Magnesium Veg Capsules, 90 Count
$3.44per gram
$30.99 / bottle
NOW Foods Magtein Magnesium Veg Capsules, 90 Count
NOW FoodsAmazon
Per Serving$0.69
Servings45
Formcapsule
Updated today
BuyAffiliate link
Save 74%
#40
Host Defense MycoBenefits Sleep Capsules, 60 Count
$3.74per gram
$22.46 / bottle
Host Defense MycoBenefits Sleep Capsules, 60 Count
Host DefenseAmazon
Per Serving$0.75
Servings30
Formcapsule
Updated today
BuyAffiliate link
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