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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

219 products found

Package Size:All sizes200< 602460–120110120–25056250+10

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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 96%
#161
Dr. Emil Nutrition Spermidine Capsules, 60 Count
$0.34per mg
$50.52 / bottle
Dr. Emil Nutrition Spermidine Capsules, 60 Count
Dr. EmiliHerb
Per Serving$1.68
Servings30
Formcapsule
Updated today
iBuyAffiliate link
Save 96%
#162
NOW Foods Magnesium Citrate, 240 Veg Capsules
$0.34per gram
$16.42 / bottle
NOW Foods Magnesium Citrate, 240 Veg Capsules
NOW FoodsAmazon4 options · 2 retailers
Per Serving$0.14
Servings120
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon120 ctNOW Foods Magnesium Citrate, 240 Veg Capsules
$16.42Buy
60 ctNOW Foods Magnesium Citrate Veg Capsules, 120 Count
$11.60Buy
i
iHerb80 ctNOW Foods Magnesium Citrate, 240 Veg Capsules
$23.27Buy
+1 more...
Save 95%
#163
Om Mushrooms Lion's Mane Mushroom Capsules, 666mg, 90 Count
$0.36per gram
$21.70 / bottle
Om Mushrooms Lion's Mane Mushroom Capsules, 666mg, 90 Count
Om MushroomsiHerb
Per Serving$0.72
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 99%
#164
Micro Ingredients Lion's Mane + L-Ergothioneine, 240 Vegetarian Capsules
$0.37per gram
$24.95 / bottle
Micro Ingredients Lion's Mane + L-Ergothioneine, 240 Vegetarian Capsules
Micro IngredientsiHerb
Per Serving$0.21
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 95%
#165
Om Mushrooms Lion's Mane Mushroom Capsules, 180 Count
$0.37per gram
$44.99 / bottle
Om Mushrooms Lion's Mane Mushroom Capsules, 180 Count
Om MushroomsiHerbNew
Per Serving$0.75
Servings60
Formcapsule
Updated today
iBuyAffiliate link
Save 95%
#166
California Gold Nutrition Magnesium Bisglycinate Chelate, 240 Veggie Capsules
$0.38per gram
$9.22 / bottle
California Gold Nutrition Magnesium Bisglycinate Chelate, 240 Veggie Capsules
California Gold NutritioniHerbNew2 options
Per Serving$0.08
Servings120
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb120 ctCalifornia Gold Nutrition Magnesium Bisglycinate Chelate, 240 Veggie Capsules
$9.22Buy
i
120 ctCalifornia Gold Nutrition Magnesium Bisglycinate Chelate, 240 Veggie Capsules
$28.42Buy
Save 95%
#167
Nutricost L-Theanine 200mg, 240 Capsules
$0.42per gram
$19.95 / bottle
Nutricost L-Theanine 200mg, 240 Capsules
NutricostiHerbNew2 options
Per Serving$0.08
Servings240
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb240 ctNutricost L-Theanine 200mg, 240 Capsules
$19.95Buy
i
30 ctNutricost L-Theanine 200mg Capsules, 30 Count
$5.70Buy
Save 94%
#168
Swanson Full Spectrum Lion's Mane Mushroom 500 mg, 60 Vegan Capsules
$0.46per gram
$13.79 / bottle
Swanson Full Spectrum Lion's Mane Mushroom 500 mg, 60 Vegan Capsules
SwansoniHerb
Per Serving$0.23
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 94%
#169
Nutricost L-Theanine 200 mg, 120 Capsules
$0.50per gram
$11.95 / bottle
Nutricost L-Theanine 200 mg, 120 Capsules
NutricostiHerbNew
Per Serving$0.10
Servings120
Formcapsule
Updated today
iBuyAffiliate link
Save 93%
#170
Primaforce L-Theanine 200mg, 120 Capsules
$0.52per gram
$12.50 / bottle
Primaforce L-Theanine 200mg, 120 Capsules
PrimaforceiHerbNew
Per Serving$0.10
Servings120
Formcapsule
Updated today
iBuyAffiliate link
Save 98%
#171
NOW Foods Lion's Mane 500 mg, 60 Veg Capsules
$0.53per gram
$15.91 / bottle
NOW Foods Lion's Mane 500 mg, 60 Veg Capsules
NOW FoodsiHerb
Per Serving$0.53
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 93%
#172
Organika L-Theanine 225 mg, 90 Vegetarian Capsules
$0.55per gram
$11.04 / bottle
Organika L-Theanine 225 mg, 90 Vegetarian Capsules
OrganikaiHerbNew
Per Serving$0.12
Servings90
Formcapsule
Updated today
iBuyAffiliate link
Save 93%
#173
Terra Origin Healthy Gut Berry, 8.57 oz
$0.56per mg
$35.99 / bottle
Terra Origin Healthy Gut Berry, 8.57 oz
Terra OriginiHerb
Per Serving$1.20
Servings30
Formcapsule
Updated today
iBuyAffiliate link
Save 93%
#174
Force Factor L-Theanine Extra Strength 200mg, 60 Vegetarian Capsules
$0.58per gram
$6.99 / bottle
Force Factor L-Theanine Extra Strength 200mg, 60 Vegetarian Capsules
Force FactoriHerbNew
Per Serving$0.12
Servings60
Formcapsule
Updated today
iBuyAffiliate link
Save 92%
#175
EVLution Nutrition Alpha GPC, 60 Veg Capsules
$0.66per gram
$11.93 / bottle
EVLution Nutrition Alpha GPC, 60 Veg Capsules
EVLutioniHerbNew
Per Serving$0.40
Servings30
Formcapsule
Updated today
iBuyAffiliate link
Save 91%
#176
Source Naturals Ultra-Mag, 180 Vegan Capsules
$0.67per gram
$16.09 / bottle
Source Naturals Ultra-Mag, 180 Vegan Capsules
Source NaturalsiHerb
Per Serving$0.27
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 91%
#177
NutraLife L-Theanine 200 mg, 60 Capsules
$0.71per gram
$8.54 / bottle
NutraLife L-Theanine 200 mg, 60 Capsules
NutraLifeiHerbNew
Per Serving$0.14
Servings60
Formcapsule
Updated today
iBuyAffiliate link
Save 90%
#178
California Gold Nutrition L-Theanine, 100 mg, 60 Count
$0.75per gram
$4.50 / bottle
California Gold Nutrition L-Theanine, 100 mg, 60 Count
California Gold NutritioniHerbNew2 options · 2 retailers
Per Serving$0.07
Servings60
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb60 ctCalifornia Gold Nutrition L-Theanine, 100 mg, 60 Count
$4.50Buy
Amazon60 ctCalifornia Gold Nutrition L-Theanine, 100 mg, 60 Veggie Capsules
$9.99Buy
Save 90%
#179
Nature's Truth L-Theanine 200 mg, 60 Capsules
$0.76per gram
$9.08 / bottle
Nature's Truth L-Theanine 200 mg, 60 Capsules
Nature's TruthiHerb
Per Serving$0.15
Servings60
Formcapsule
Updated today
iBuyAffiliate link
Save 90%
#180
Host Defense Lion's Mane Mushrooms, 120 Capsules
$0.79per gram
$47.22 / bottle
Host Defense Lion's Mane Mushrooms, 120 Capsules
Host DefenseiHerb2 options
Per Serving$0.79
Servings60
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb60 ctHost Defense Lion's Mane Mushrooms, 120 Capsules
$47.22Buy
i
15 ctHost Defense Lion's Mane Mushrooms Capsules, 30 Count
$15.72Buy
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