Pg
PerGram/gSupplement Prices
PerGram/g
Browse AllCompare ProductsHow It Works

Affiliate Disclosure: PerGram earns commissions from qualifying purchases through affiliate links. This does not affect our rankings, which are based solely on normalized price-per-gram data. Learn more

PgPerGram/g

Compare supplement prices normalized to cost per gram of active ingredient. No health claims — just transparent pricing data.

Popular Categories

  • Magnesium
  • Creatine
  • Omega-3
  • Vitamin D
  • Ashwagandha
  • Zinc
  • Probiotics

Resources

  • Browse All Supplements
  • Compare Products
  • How PerGram Works
  • Why Price Per Gram
  • Our Methodology

Legal

PerGram is a participant in the Amazon Services LLC Associates Program, iHerb, and ShareASale affiliate networks. As an Amazon Associate, we earn from qualifying purchases.

Prices are sourced from retailer websites and updated regularly. Actual prices may vary. PerGram does not make health or efficacy claims about any supplement.

© 2026 PerGram. All rights reserved.
Privacy-friendly analytics — no cookies·Prices for informational purposes only

Search Supplements

426 products found

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

Filters

Clear all

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
Sort by:
‹ PrevPage 20 of 22Next ›
Save 95%
#381
BlueBonnet Nutrition Magnesium Glycinate 400mg Veggie Capsules, 120 Count
$2.00per gram
$23.96 / bottle
BlueBonnet Nutrition Magnesium Glycinate 400mg Veggie Capsules, 120 Count
BluebonnetAmazon
Per Serving$0.80
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 95%
#382
Swanson Marine Magnesium
$2.20per gram
$15.89 / bottle
Swanson Marine Magnesium
SwansonSwanson Vitamins
Per Serving$0.26
Servings60
Formcapsule
Updated today
SBuyAffiliate link
Save 95%
#383
Dr. Mercola Quercetin and Pterostilbene Advanced, 60 Capsules
$2.20per gram
$32.99 / bottle
Dr. Mercola Quercetin and Pterostilbene Advanced, 60 Capsules
Dr. MercolaiHerb
Per Serving$1.10
Servings30
Formcapsule
Updated just now
iBuyAffiliate link
Save 94%
#384
Thorne Magnesium Glycinate Capsules, 90 Count
$2.31per gram
$25.00 / bottle
Thorne Magnesium Glycinate Capsules, 90 Count
ThorneiHerb
Per Serving$0.28
Servings90
Formcapsule
Updated today
iBuyAffiliate link
Save 94%
#385
Doctor's Best High Absorption Magnesium, 120 Veggie Caps
$2.38per gram
$14.99 / bottle
Doctor's Best High Absorption Magnesium, 120 Veggie Caps
Doctor's BestiHerb
Per Serving$0.25
ServingsN/A
Formcapsule
Updated just now
iBuyAffiliate link
Save 94%
#386
Swanson Magnesium Lysinate Glycinate Chelated
$2.38per gram
$14.99 / bottle
Swanson Magnesium Lysinate Glycinate Chelated
Doctor's BestSwanson Vitamins
Per Serving$0.25
ServingsN/A
Formcapsule
Updated today
SBuyAffiliate link
Save 94%
#387
Nordic Naturals Magnesium Glycinate Capsules, 90 Count
$2.49per gram
$18.66 / bottle
Nordic Naturals Magnesium Glycinate Capsules, 90 Count
Nordic NaturalsAmazon
Per Serving$0.62
Servings30
Formcapsule
Updated today
BuyAffiliate link
Save 94%
#388
Doctor's BEST High Absorption Magnesium Glycinate Lysinate Capsules, 120 Veg Caps
$2.53per gram
$15.97 / bottle
Doctor's BEST High Absorption Magnesium Glycinate Lysinate Capsules, 120 Veg Caps
Doctor's BestAmazon
Per Serving$0.27
Servings60
Formcapsule
Updated today
BuyAffiliate link
Save 94%
#389
Doctor's BEST L-Theanine, 150 mg, 90 Count
$2.55per gram
$22.99 / bottle
Doctor's BEST L-Theanine, 150 mg, 90 Count
Doctor's BestAmazon
Per Serving$0.26
Servings90
Formcapsule
Updated today
BuyAffiliate link
Save 94%
#390
Swanson Suntheanine L-Theanine 100 mg, 200 Count
$2.60per gram
$15.59 / bottle
Swanson Suntheanine L-Theanine 100 mg, 200 Count
SwansoniHerb2 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 93%
#391
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 93%
#392
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 93%
#393
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 92%
#394
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 2 days ago
BuyAffiliate link
Save 92%
#395
Nutricost L-Theanine 200mg, 30 Count
$3.33per gram
$19.95 / bottle
Nutricost L-Theanine 200mg, 30 Count
NutricostiHerb
Per Serving$0.67
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 91%
#396
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 91%
#397
MegaFood Relax + Calm Magnesium Complex Soft Chews, 30 Count
$3.73per gram
$13.99 / bottle
MegaFood Relax + Calm Magnesium Complex Soft Chews, 30 Count
MegaFoodAmazon
Per Serving$0.93
Servings15
Formcapsule
Updated today
BuyAffiliate link
Save 91%
#398
MegaFood Relax + Calm Magnesium Soft Chews, Grape, 30 Count
$3.73per gram
$13.99 / bottle
MegaFood Relax + Calm Magnesium Soft Chews, Grape, 30 Count
MegaFoodiHerb
Per Serving$0.93
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link
Save 91%
#399
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
BuyAffiliate link
Save 91%
#400
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
Previous
1819202122
Next

Get Price Alerts

Be the first to know when supplement prices drop.