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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

117 products found

Form:All forms117Capsule116Powder1
Package Size:All sizes110< 60860–12051120–25040250+11

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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 82%
#101
Host Defense MycoBotanicals Brain Capsules, 60 Count
$2.66per gram
$23.96 / bottle
Host Defense MycoBotanicals Brain Capsules, 60 Count
Host DefenseAmazon
Per Serving$0.80
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 81%
#102
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 80%
#103
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
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Save 78%
#104
California Gold Nutrition L-Theanine AlphaWave 100 mg, 30 Veggie Capsules
$3.17per gram
$9.50 / bottle
California Gold Nutrition L-Theanine AlphaWave 100 mg, 30 Veggie Capsules
California Gold NutritionAmazon
Per Serving$0.32
Servings30
Formcapsule
Updated today
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Save 77%
#105
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 75%
#106
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
Save 74%
#107
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 74%
#108
Host Defense MycoBenefits Mood Capsules, 60 Count
$3.74per gram
$22.46 / bottle
Host Defense MycoBenefits Mood Capsules, 60 Count
Host DefenseAmazon
Per Serving$0.75
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 69%
#109
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%
#110
MegaFood Kids One Daily Multivitamin Soft Chews, 30 Chews
$4.64per 1000 IU
$18.39 / bottle
MegaFood Kids One Daily Multivitamin Soft Chews, 30 Chews
MegaFoodAmazon
Per Serving$0.61
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 66%
#111
Host Defense MycoBenefits Focus Capsules, 60 Count
$4.99per gram
$22.46 / bottle
Host Defense MycoBenefits Focus Capsules, 60 Count
Host DefenseAmazon
Per Serving$0.75
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 63%
#112
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 53%
#113
Sports Research Magnesium L-Threonate Capsules 2000mg, 90 Count
$6.93per gram
$29.95 / bottle
Sports Research Magnesium L-Threonate Capsules 2000mg, 90 Count
Sports ResearchAmazon3 options · 2 retailers
Per Serving$1.00
Servings30
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon30 ctSports Research Magnesium L-Threonate Capsules 2000mg, 90 Count
$29.95Buy
i
iHerb30 ctSports Research Magtein Magnesium L-Threonate, 90 Veggie Capsules
$29.95Buy
i
60 ctSports Research, Sports Research, Magtein®, Magnesium L-Threonate, Veggie Capsules (666 mg per Capsule), 180 count
$59.97Buy
Save 52%
#114
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 52%
#115
Life Extension Neuro-Mag Magnesium L-Threonate, 150 Vegetarian Capsules
$7.08per gram
$50.95 / bottle
Life Extension Neuro-Mag Magnesium L-Threonate, 150 Vegetarian Capsules
Life ExtensionAmazon
Per Serving$1.02
Servings50
Formcapsule
Updated today
BuyAffiliate link
Save 51%
#116
Life Extension Neuro-Mag Magnesium L-Threonate, 90 Vegetarian Capsules
$7.13per gram
$30.79 / bottle
Life Extension Neuro-Mag Magnesium L-Threonate, 90 Vegetarian Capsules
Life ExtensionAmazon
Per Serving$1.03
Servings30
Formcapsule
Updated today
BuyAffiliate link
#117
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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