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

19 products found

Package Size:All sizes1960–12011120–2508

Filters

Clear all

Supplement Type

Alpha GPCAshwagandhaB ComplexCalciumCollagenCoQ10CreatineImmune SupportInositolL-TheanineLion's ManeMagnesiumNadNmnNootropicsNrOmega-3ProbioticsProteinPterostilbeneResveratrolSpermidineSuperfoodsVitamin CVitamin DZinc

Retailer

AmazonBulkSupplementsiHerbSwanson Vitamins

Brand

21st CenturyABEALLMAXAdvanced ClinicalsAgeless Foundation Laboratories

Form

capsulecapsulesgummyliquidlozengepowdersoftgeltablet

Availability

In Stock Only
Sort by:
Page 1 of 1
Save 99%
Best Deal
#1
NOW Foods Resveratrol 200 mg with Red Wine Extract, 60 Veg Capsules
$0.72per gram
$17.40 / bottle
NOW Foods Resveratrol 200 mg with Red Wine Extract, 60 Veg Capsules
NOW FoodsAmazon2 options
Per Serving$0.29
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

AmazonNOW Foods Resveratrol 200 mg with Red Wine Extract, 60 Veg Capsules
$17.40Buy
60 ctNOW Foods Resveratrol 200 mg with Grape Seed Extract, 60 Veg Capsules
$21.89Buy
Save 99%
#2
Doctor's Best High Absorption CoQ10, 200 mg, 180 Veggie Caps
$1.28per gram
$45.99 / bottle
Doctor's Best High Absorption CoQ10, 200 mg, 180 Veggie Caps
Doctor's BestiHerb4 options · 2 retailers
Per Serving$0.26
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerbDoctor's Best High Absorption CoQ10, 200 mg, 180 Veggie Caps
$45.99Buy
Amazon180 ctDoctor's BEST High Absorption CoQ10 200mg with BioPerine, 180 Veg Capsules
$45.99Buy
Doctor's Best CoQ10/L-Carnitine/Magnesium Blend, Veggie Caps, 90 Count
$24.99Buy
+1 more...
Save 99%
#3
Micro Ingredients Liposomal NAD+ for Women Complex, 180 Veggie Capsules
$1.66per gram
$29.95 / bottle
Micro Ingredients Liposomal NAD+ for Women Complex, 180 Veggie Capsules
Micro IngredientsAmazon
Per Serving$0.50
Servings60
Formcapsule
Updated today
BuyAffiliate link
Save 99%
#4
Doctor's BEST High Absorption Zinc Bisglycinate 50mg, 90 Count
$2.89per gram
$12.99 / bottle
Doctor's BEST High Absorption Zinc Bisglycinate 50mg, 90 Count
Doctor's BestAmazon
Per Serving$0.14
Servings90
Formcapsule
Updated today
BuyAffiliate link
Save 96%
#5
Life Extension Potassium with Extend-Release Magnesium, 60 Capsules
$0.56per gram
$6.75 / bottle
Life Extension Potassium with Extend-Release Magnesium, 60 Capsules
Life ExtensionAmazon
Per Serving$0.11
Servings60
Formcapsule
Updated today
BuyAffiliate link
Save 96%
#6
Source Naturals Ultra-Mag, 180 Vegan Capsules
$0.64per gram
$16.09 / bottle
Source Naturals Ultra-Mag, 180 Vegan Capsules
Source NaturalsiHerb2 options · 2 retailers
Per Serving$0.27
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerbSource Naturals Ultra-Mag, 180 Vegan Capsules
$16.09Buy
Amazon30 ctSource Naturals Ultra-Mag Magnesium Vegan Capsules, 90 Count
$11.97Buy
Save 94%
#7
BulkSupplements Magnesium Glycinate Capsules, 240 Count
$0.92per gram
$21.97 / bottle
BulkSupplements Magnesium Glycinate Capsules, 240 Count
BulkSupplementsAmazon4 options · 2 retailers
Per Serving$0.37
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Different serving sizes — compare by $/gram for accuracy

AmazonBulkSupplements Magnesium Glycinate Capsules, 240 Count
$21.97Buy
BulkSupplements Magnesium Glycinate Capsules, 240 Count
$21.97Buy
B
BulkSupplements60 ctBulkSupplements Magnesium Glycinate Capsules
$21.97Buy
+1 more...
Save 92%
#8
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 91%
#9
Bluebonnet Nutrition Buffered Chelated Magnesium, 120 Veg Capsules
$1.36per gram
$32.76 / bottle
Bluebonnet Nutrition Buffered Chelated Magnesium, 120 Veg Capsules
BluebonnetiHerb3 options · 2 retailers
Per Serving$0.27
ServingsN/A
Formcapsule
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerbBluebonnet Nutrition Buffered Chelated Magnesium, 120 Veg Capsules
$32.76Buy
Amazon60 ctBlueBonnet Nutrition Albion Chelated Magnesium Vegetable Capsules, 200 mg, 120 Count
$23.60Buy
i
iHerbBluebonnet Nutrition Chelated Magnesium 100mg Capsules, 120 Count
$13.56Buy
Save 88%
#10
Doctor's BEST L-Theanine, 150 mg, 90 Count
$1.70per gram
$22.99 / bottle
Doctor's BEST L-Theanine, 150 mg, 90 Count
Doctor's BestAmazon2 options
Per Serving$0.26
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

AmazonDoctor's BEST L-Theanine, 150 mg, 90 Count
$22.99Buy
30 ctDoctors Best Womens Beauty Sleep with Magnesium, Theanine, Melatonin, 60 Veggie Caps
$16.25Buy
Save 86%
#11
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 84%
#12
Swanson Magnesium Lysinate Glycinate Chelated
$2.38per gram
$14.99 / bottle
Swanson Magnesium Lysinate Glycinate Chelated
Doctor's BestSwanson Vitamins3 options · 3 retailers
Per Serving$0.25
ServingsN/A
Formcapsule
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson VitaminsSwanson Magnesium Lysinate Glycinate Chelated
$14.99Buy
Amazon60 ctDoctor's BEST High Absorption Magnesium Glycinate Lysinate Capsules, 120 Veg Caps
$15.97Buy
i
iHerbDoctor's Best High Absorption Magnesium, 120 Veggie Caps
$14.99Buy
Save 83%
#13
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 81%
#14
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 77%
#15
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 74%
#16
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 69%
#17
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
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

AmazonSports 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 52%
#18
Source Naturals Magtein Magnesium L-Threonate 667mg, 90 Capsules
$6.98per gram
$30.79 / bottle
Source Naturals Magtein Magnesium L-Threonate 667mg, 90 Capsules
Source NaturalsAmazon2 options
Per Serving$1.03
Servings30
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon30 ctSource Naturals Magtein Magnesium L-Threonate 667mg, 90 Capsules
$30.79Buy
Source Naturals Magtein Magnesium L-Threonate 667mg, 180 Capsules
$60.19Buy
#19
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

Get Price Alerts

Be the first to know when supplement prices drop.