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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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26 products found

Form:All forms26Powder2Capsule21Tablet1Softgel1Liquid1
Package Size:All sizes22< 60160–12014120–2506250+1

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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%
#21
Swanson Suntheanine L-Theanine 100 mg, 200 Count
$2.60per gram
$15.59 / bottle
Swanson Suntheanine L-Theanine 100 mg, 200 Count
SwansoniHerbNew2 options
Per Serving$0.26
Servings60
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb60 ctSwanson Suntheanine L-Theanine 100 mg, 200 Count
$15.59Buy
i
60 ctSwanson Suntheanine L-Theanine 100 mg, 60 Veg Capsules
$15.59Buy
Save 80%
#22
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
BuyAffiliate link
Save 78%
#23
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 yesterday
BuyAffiliate link
Save 69%
#24
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 63%
#25
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
#26
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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