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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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33 products found

Form:All forms33Tablet10Capsule17Powder5Liquid1
Package Size:All sizes2760–12012120–25013250+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 83%
#21
Seeking Health Magnesium Glycinate Powder, 200 mg per Serving, 75 Servings
$2.47per gram
$37.00 / bag
Seeking Health Magnesium Glycinate Powder, 200 mg per Serving, 75 Servings
Seeking HealthAmazon
Per Serving$0.49
Servings75
Formpowder
Updated today
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Save 83%
#22
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 83%
#23
Doctor's BEST High Absorption Magnesium Glycinate Lysinate Capsules, 120 Veg Caps
$2.53per gram
$15.97 / bottle
Doctor's BEST High Absorption Magnesium Glycinate Lysinate Capsules, 120 Veg Caps
Doctor's BestAmazon
Per Serving$0.27
Servings60
Formcapsule
Updated today
BuyAffiliate link
Save 83%
#24
Doctor's BEST L-Theanine, 150 mg, 90 Count
$2.55per gram
$22.99 / bottle
Doctor's BEST L-Theanine, 150 mg, 90 Count
Doctor's BestAmazon
Per Serving$0.26
Servings90
Formcapsule
Updated today
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Save 81%
#25
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%
#26
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%
#27
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
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Save 73%
#28
BlueBonnet Nutrition Albion Chelated Magnesium Vegetable Capsules, 200 mg, 120 Count
$3.93per gram
$23.60 / bottle
BlueBonnet Nutrition Albion Chelated Magnesium Vegetable Capsules, 200 mg, 120 Count
BluebonnetAmazon
Per Serving$0.79
Servings30
Formcapsule
Updated today
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Save 69%
#29
Sports Research Sleep Complex Capsules, 30 Servings
$4.49per gram
$26.95 / bottle
Sports Research Sleep Complex Capsules, 30 Servings
Sports ResearchAmazon
Per Serving$0.90
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 68%
#30
Sports Research Sleep Complex with Melatonin 5mg, L-Theanine 200mg & Magnesium, 60 Veggie Capsules
$4.66per gram
$27.95 / bottle
Sports Research Sleep Complex with Melatonin 5mg, L-Theanine 200mg & Magnesium, 60 Veggie Capsules
Sports ResearchAmazon
Per Serving$0.93
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 65%
#31
Nature's Answer Liquid Magnesium Malate and Glycinate, 16oz
$5.15per gram
$16.49 / bottle
Nature's Answer Liquid Magnesium Malate and Glycinate, 16oz
Nature's AnswerAmazonNew2 options · 2 retailers
Per Serving$1.03
Servings16
Formliquid
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon16 ctNature's Answer Liquid Magnesium Malate and Glycinate, 16oz
$16.49Buy
i
iHerb16 ctNature's Answer Liquid Magnesium Malate and Glycinate, 16 fl oz
$16.49Buy
Save 63%
#32
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
#33
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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