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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

36 products found

Package Size:All sizes36< 60160–12018120–25015250+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 89%
#21
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 just now
iBuyAffiliate link
Save 88%
#22
Swanson Magnesium Glycinate
$1.81per gram
$38.99 / bottle
Swanson Magnesium Glycinate
TraceSwanson Vitamins
Per Serving$0.22
Servings180
Formcapsule
Updated today
SBuyAffiliate link
Save 86%
#23
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%
#24
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%
#25
Swanson Magnesium Lysinate Glycinate Chelated
$2.38per gram
$14.99 / bottle
Swanson Magnesium Lysinate Glycinate Chelated
Doctor's BestSwanson VitaminsNew3 options · 3 retailers
Per Serving$0.25
Servings60
Formcapsule
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson Vitamins60 ctSwanson Magnesium Lysinate Glycinate Chelated
$14.99Buy
Amazon60 ctDoctor's BEST High Absorption Magnesium Glycinate Lysinate Capsules, 120 Veg Caps
$15.97Buy
i
iHerb60 ctDoctor's Best High Absorption Magnesium, 120 Veggie Caps
$14.99Buy
Save 83%
#26
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%
#27
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 77%
#28
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%
#29
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
Save 70%
#30
Thorne Magnesium Bisglycinate, 6.5 oz
$4.33per gram
$52.00 / bottle
Thorne Magnesium Bisglycinate, 6.5 oz
ThorneiHerbNew
Per Serving$0.87
Servings60
Formcapsule
Updated just now
iBuyAffiliate link
Save 69%
#31
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
Save 68%
#32
California Gold Nutrition Triple Magnesium Complex, 70 mg, 90 Veggie Capsules
$4.71per gram
$29.69 / bottle
California Gold Nutrition Triple Magnesium Complex, 70 mg, 90 Veggie Capsules
California Gold NutritioniHerbNew
Per Serving$0.99
Servings30
Formcapsule
Updated just now
iBuyAffiliate link
Save 63%
#33
Doctors Best Womens Beauty Sleep with Magnesium, Theanine, Melatonin, 60 Veggie Caps
$5.42per gram
$16.25 / bottle
Doctors Best Womens Beauty Sleep with Magnesium, Theanine, Melatonin, 60 Veggie Caps
Doctor's BestAmazon
Per Serving$0.54
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 52%
#34
Source Naturals Magtein Magnesium L-Threonate 667mg, 90 Capsules
$6.98per gram
$30.79 / bottle
Source Naturals Magtein Magnesium L-Threonate 667mg, 90 Capsules
Source NaturalsAmazon2 options
Per Serving$1.03
Servings30
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon30 ctSource Naturals Magtein Magnesium L-Threonate 667mg, 90 Capsules
$30.79Buy
60 ctSource Naturals Magtein Magnesium L-Threonate 667mg, 180 Capsules
$60.19Buy
Save 47%
#35
Thorne Magnesium Bisglycinate, 30 Stick Packs
$7.83per gram
$47.00 / bottle
Thorne Magnesium Bisglycinate, 30 Stick Packs
ThorneiHerbNew
Per Serving$1.57
Servings30
Formcapsule
Updated just now
iBuyAffiliate link
#36
Metabolic Maintenance MetaCalm GABA L-Theanine Capsules, 90 Count
$14.67per gram
$44.00 / bottle
Metabolic Maintenance MetaCalm GABA L-Theanine Capsules, 90 Count
Metabolic Maintenance MetaCalmAmazon
Per Serving$1.47
Servings30
Formcapsule
Updated today
BuyAffiliate link
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