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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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426 products found

Form:All forms426Capsule424Softgel1Tablet1
Package Size:All sizes397< 604360–120198120–250122250+34

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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 97%
#361
DR. EMIL NUTRITION Organic Lion's Mane Supplement Capsules with Chaga, Reishi & Maitake, 9000mg
$1.10per gram
$33.04 / bottle
DR. EMIL NUTRITION Organic Lion's Mane Supplement Capsules with Chaga, Reishi & Maitake, 9000mg
Dr. EmilAmazon
Per Serving$1.10
Servings30
Formcapsule
Updated 6 days ago
BuyAffiliate link
Save 97%
#362
Source Naturals Serene Science Magnesium Serene, 5 Ounces
$1.10per gram
$22.39 / bottle
Source Naturals Serene Science Magnesium Serene, 5 Ounces
Source NaturalsAmazon
Per Serving$0.09
Servings240
Formcapsule
Updated yesterday
BuyAffiliate link
Save 99%
#363
Probase Nutrition Lion's Mane Mushroom 100mg, 120 Capsules
$1.11per gram
$13.30 / bottle
Probase Nutrition Lion's Mane Mushroom 100mg, 120 Capsules
ProbaseiHerb
Per Serving$0.11
Servings120
Formcapsule
Updated today
iBuyAffiliate link
Save 97%
#364
Swanson Magnesium Glycinate with BioPerine
$1.12per gram
$20.19 / bottle
Swanson Magnesium Glycinate with BioPerine
NOW FoodsSwanson Vitamins
Per Serving$0.22
Servings90
Formcapsule
Updated today
SBuyAffiliate link
Save 97%
#365
Bluebonnet Nutrition Chelated Magnesium 100mg Capsules, 120 Count
$1.13per gram
$13.56 / bottle
Bluebonnet Nutrition Chelated Magnesium 100mg Capsules, 120 Count
BluebonnetiHerb
Per Serving$0.23
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 97%
#366
Dr. Emil Nutrition Elite Lions Mane Mushroom Plus, 60 Capsules
$1.17per gram
$34.95 / bottle
Dr. Emil Nutrition Elite Lions Mane Mushroom Plus, 60 Capsules
Dr. EmiliHerb
Per Serving$1.17
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 97%
#367
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 97%
#368
NOW Foods Magnesium Glycinate, 90 Count
$1.22per gram
$11.01 / bottle
NOW Foods Magnesium Glycinate, 90 Count
NOW FoodsiHerb
Per Serving$0.24
Servings45
Formcapsule
Updated today
iBuyAffiliate link
Save 97%
#369
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 NutritioniHerb
Per Serving$0.26
Servings60
Formcapsule
Updated just now
iBuyAffiliate link
Save 97%
#370
Bluebonnet Nutrition Buffered Chelated Magnesium, 120 Veg Capsules
$1.36per gram
$32.76 / bottle
Bluebonnet Nutrition Buffered Chelated Magnesium, 120 Veg Capsules
BluebonnetiHerb
Per Serving$0.27
Servings120
Formcapsule
Updated today
iBuyAffiliate link
Save 96%
#371
NOW Foods L-Theanine 100 mg with Decaf Green Tea Veg Capsules, 90 Count
$1.41per gram
$12.70 / bottle
NOW Foods L-Theanine 100 mg with Decaf Green Tea Veg Capsules, 90 Count
NOW FoodsAmazon2 options
Per Serving$0.14
Servings90
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon90 ctNOW Foods L-Theanine 100 mg with Decaf Green Tea Veg Capsules, 90 Count
$12.70Buy
90 ctNOW Foods L-Theanine 100 mg with Decaf Green Tea Veg Capsules, 90 Count
$24.02Buy
Save 96%
#372
Swanson ULT Albion DIMAGNESIUM Malate 2.1 OZ
$1.43per gram
$17.19 / bottle
Swanson ULT Albion DIMAGNESIUM Malate 2.1 OZ
SwansonAmazon
Per Serving$0.57
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 96%
#373
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 96%
#374
California Gold Nutrition L-Theanine 100 mg, 60 Veg Capsules
$1.57per gram
$9.43 / bottle
California Gold Nutrition L-Theanine 100 mg, 60 Veg Capsules
California Gold NutritioniHerb
Per Serving$0.16
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 96%
#375
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 just now
iBuyAffiliate link
Save 96%
#376
Seeking Health Optimal Magnesium 150mg, 90 Vegetarian Capsules
$1.63per gram
$22.00 / bottle
Seeking Health Optimal Magnesium 150mg, 90 Vegetarian Capsules
Seeking HealthiHerb
Per Serving$0.24
Servings90
Formcapsule
Updated just now
iBuyAffiliate link
Save 96%
#377
Force Factor Magnesium + L-Theanine Vegetable Capsules, 120 Count
$1.66per gram
$19.97 / bottle
Force Factor Magnesium + L-Theanine Vegetable Capsules, 120 Count
Force FactoriHerb
Per Serving$0.33
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 95%
#378
Swanson Suntheanine L-Theanine 200 mg, 60 Vegan Capsules
$1.92per gram
$23.09 / bottle
Swanson Suntheanine L-Theanine 200 mg, 60 Vegan Capsules
SwansoniHerb2 options
Per Serving$0.38
Servings60
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb60 ctSwanson Suntheanine L-Theanine 200 mg, 60 Vegan Capsules
$23.09Buy
i
60 ctSwanson Suntheanine L-Theanine 200 mg, 60 Capsules
$23.09Buy
Save 95%
#379
The Vitamin Shoppe Alpha GPC 300 mg, 60 Vegetable Capsules
$1.94per gram
$34.99 / bottle
The Vitamin Shoppe Alpha GPC 300 mg, 60 Vegetable Capsules
The Vitamin ShoppeiHerb
Per Serving$0.58
Servings60
Formcapsule
Updated today
iBuyAffiliate link
Save 95%
#380
Swanson Magnesium Lactate
$1.99per gram
$20.09 / bottle
Swanson Magnesium Lactate
SwansonSwanson Vitamins
Per Serving$0.17
Servings120
Formcapsule
Updated today
SBuyAffiliate link
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