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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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802 products found

Form:All forms802Powder99Capsule425Tablet73Softgel161Lozenge3Liquid26Gummy15
Package Size:All sizes629< 606560–120275120–250222250+67

Filters

Supplement Type

Alpha GPCAshwagandhaB ComplexCollagenCoQ10CreatineImmune SupportInositolL-TheanineLion's ManeMagnesiumNadNmnNootropicsNrOmega-3ProbioticsProteinPterostilbeneResveratrolSpermidineSuperfoodsVitamin CVitamin DZinc

Retailer

AmazonBulkSupplementsiHerbSwanson Vitamins

Brand

21st CenturyABEALLMAXAdvanced ClinicalsAgeless Foundation Laboratories

Form

capsulecapsulesgummyliquidlozengepowdersoftgeltablet

Availability

In Stock Only
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Save 98%
#621
Carlson Magnesium Glycinate Tablets, 200 mg, 240 Count
$0.66per gram
$31.86 / bottle
Carlson Magnesium Glycinate Tablets, 200 mg, 240 Count
CarlsoniHerb
Per Serving$0.13
ServingsN/A
Formtablet
Updated today
iBuyAffiliate link
Save 98%
#622
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 98%
#623
NOW Foods Magnesium Malate Capsules, 180 Count
$0.68per gram
$14.69 / bottle
NOW Foods Magnesium Malate Capsules, 180 Count
NOW FoodsAmazon
Per Serving$0.08
Servings180
Formcapsule
Updated 2 days ago
BuyAffiliate link
Save 99%
#624
Real Mushrooms Lion's Mane Pet Mushroom Supplement Capsules, 120 Count
$0.69per gram
$24.95 / bottle
Real Mushrooms Lion's Mane Pet Mushroom Supplement Capsules, 120 Count
Real MushroomsAmazon
Per Serving$0.21
Servings120
Formcapsule
Updated today
BuyAffiliate link
Save 98%
#625
BulkSupplements Magnesium Citrate Capsules, 360 Count
$0.69per gram
$24.97 / bottle
BulkSupplements Magnesium Citrate Capsules, 360 Count
BulkSupplementsAmazon
Per Serving$0.28
Servings90
Formcapsule
Updated today
BuyAffiliate link
Save 98%
#626
Magnesium Citrate Capsules
$0.69per gram
$24.97 / bottle
Magnesium Citrate Capsules
BulkSupplementsBulkSupplements
Per Serving$0.28
ServingsN/A
Formcapsule
Updated today
BBuyAffiliate link
Save 98%
#627
Nordic Naturals DHA Xtra Strawberry, 60 Soft Gels
$0.71per gram
$27.23 / bottle
Nordic Naturals DHA Xtra Strawberry, 60 Soft Gels
Nordic NaturalsAmazon
Per Serving$0.91
Servings30
Formsoftgel
Updated today
BuyAffiliate link
Save 98%
#628
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 98%
#629
Nordic Naturals Mood Support Omega Blend Soft Gels, 60 Count
$0.73per gram
$33.96 / bottle
Nordic Naturals Mood Support Omega Blend Soft Gels, 60 Count
Nordic NaturalsAmazon
Per Serving$1.13
Servings30
Formsoftgel
Updated today
BuyAffiliate link
Save 98%
#630
Pristine Norwegian Cod Liver Oil
$0.74per gram
$8.49 / bottle
Pristine Norwegian Cod Liver Oil
SwansonSwanson Vitamins
Per Serving$0.14
Servings60
Formsoftgel
Updated today
SBuyAffiliate link
Save 98%
#631
NOW Foods L-Theanine Pure Powder, 1-Ounce
$0.75per gram
$19.80 / bag
NOW Foods L-Theanine Pure Powder, 1-Ounce
NOW FoodsAmazon2 options · 2 retailers
Per Serving$0.21
Servings93
Formpowder
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon93 ctNOW Foods L-Theanine Pure Powder, 1-Ounce
$19.80Buy
i
iHerb94 ctNOW Foods L-Theanine Pure Powder, 1 oz
$22.03Buy
Save 98%
#632
Nature's Truth L Theanine 200mg, 60 Capsules
$0.75per gram
$8.99 / bottle
Nature's Truth L Theanine 200mg, 60 Capsules
Nature's TruthAmazon
Per Serving$0.15
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link
Save 98%
#633
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 98%
#634
Swanson Ultimate Omega-D3 2X, Lemon
$0.75per gram
$48.39 / bottle
Swanson Ultimate Omega-D3 2X, Lemon
Nordic NaturalsSwanson Vitamins
Per Serving$1.61
Servings30
Formsoftgel
Updated today
SBuyAffiliate link
Save 98%
#635
SOLARAY Once Daily High Energy Multivitamin, 60 VegCap
$0.75per 1000 IU
$18.08 / bottle
SOLARAY Once Daily High Energy Multivitamin, 60 VegCap
SolarayAmazon
Per Serving$0.30
Servings60
Formtablet
Updated today
BuyAffiliate link
Save 98%
#636
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 98%
#637
Nordic Naturals EPA Xtra Lemon, 60 Soft Gels
$0.76per gram
$37.36 / bottle
Nordic Naturals EPA Xtra Lemon, 60 Soft Gels
Nordic NaturalsAmazon
Per Serving$1.25
Servings30
Formsoftgel
Updated yesterday
BuyAffiliate link
Save 98%
#638
NOW Foods Magnesium Citrate 400mg, 120 Veg Capsules
$0.78per gram
$24.95 / bottle
NOW Foods Magnesium Citrate 400mg, 120 Veg Capsules
NOW FoodsAmazon
Per Serving$0.31
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link
Save 99%
#639
Swanson Full Spectrum Lion's Mane Mushroom Capsules, 60 Count (4 Pack)
$0.78per gram
$46.79 / bottle
Swanson Full Spectrum Lion's Mane Mushroom Capsules, 60 Count (4 Pack)
SwansonAmazon3 options
Per Serving$0.39
Servings120
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon120 ctSwanson Full Spectrum Lion's Mane Mushroom Capsules, 60 Count (4 Pack)
$46.79Buy
120 ctSwanson Full Spectrum Lion's Mane Mushroom Capsules, 60 Count (2 Pack)
$26.39Buy
60 ctSwanson Full Spectrum Lion's Mane Mushroom Capsules, 60 Count
$13.97Buy
Save 98%
#640
Source Naturals Serene Science L-Theanine with Magnesium and GABA, 120 Tablets
$0.79per gram
$18.86 / bottle
Source Naturals Serene Science L-Theanine with Magnesium and GABA, 120 Tablets
Source NaturalsAmazon
Per Serving$0.16
Servings120
Formtablet
Updated today
BuyAffiliate link
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