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

116 products found

Form:All forms116Capsule53Powder33Tablet23Softgel3Gummy2Liquid2
Formulation:AllGlycinateCitrateOxideThreonateTaurateMalateOrotate
Package Size:All sizes80< 60460–12025120–25043250+8

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

Formulation

GlycinateCitrateOxideThreonateTaurateMalateOrotate

Availability

In Stock Only
Sort by:
‹ PrevPage 3 of 6Next ›
Save 96%
#41
Bulk Supplements Magnesium Glycinate Powder, 250 g
$0.58per gram
$19.97 / bag
Bulk Supplements Magnesium Glycinate Powder, 250 g
BulkSupplementsBulkSupplements2 options
Per Serving$0.18
Servings114
Formpowder
Updated today
BBuyAffiliate link

All options (sorted by value):

B
BulkSupplements114 ctBulk Supplements Magnesium Glycinate Powder, 250 g
$19.97Buy
B
103 ctBulk Supplements Magnesium Glycinate Powder, 227 g
$24.97Buy
Save 96%
#42
NOW Foods Magnesium Bisglycinate Powder, 8-Ounce
$0.61per gram
$13.90 / bag
NOW Foods Magnesium Bisglycinate Powder, 8-Ounce
NOW FoodsAmazon
Per Serving$0.18
Servings76
Formpowder
Updated today
BuyAffiliate link
Save 96%
#43
Swanson Magnesium Citrate Super Strength
$0.61per gram
$16.49 / bottle
Swanson Magnesium Citrate Super Strength
SwansonSwanson Vitamins
Per Serving$0.14
Servings120
Formtablet
Updated today
SBuyAffiliate link
Save 96%
#44
NOW Foods Magnesium Citrate, 100 Tablets
$0.61per gram
$12.24 / bottle
NOW Foods Magnesium Citrate, 100 Tablets
NOW FoodsiHerbNew2 options
Per Serving$0.24
Servings50
Formtablet
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb50 ctNOW Foods Magnesium Citrate, 100 Tablets
$12.24Buy
i
30 ctNOW Foods Magnesium Citrate, 90 Count
$12.24Buy
Save 96%
#45
NOW Foods Magnesium Citrate with Glycinate & Malate Softgels, 90 Count
$0.64per gram
$11.60 / bottle
NOW Foods Magnesium Citrate with Glycinate & Malate Softgels, 90 Count
NOW FoodsAmazon2 options · 2 retailers
Per Serving$0.26
Servings45
Formsoftgel
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon45 ctNOW Foods Magnesium Citrate with Glycinate & Malate Softgels, 90 Count
$11.60Buy
i
iHerb60 ctNOW Foods Magnesium Citrate Softgels, 180 Count
$22.04Buy
Save 96%
#46
Natural Factors Magnesium Citrate 150 mg, 180 Capsules
$0.65per gram
$17.47 / bottle
Natural Factors Magnesium Citrate 150 mg, 180 Capsules
Natural FactorsAmazon
Per Serving$0.10
Servings180
Formcapsule
Updated today
BuyAffiliate link
Save 96%
#47
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 today
BuyAffiliate link
Save 96%
#48
Magnesium Citrate Capsules
$0.69per gram
$24.97 / bottle
Magnesium Citrate Capsules
BulkSupplementsBulkSupplements2 options · 2 retailers
Per Serving$0.28
Servings90
Formcapsule
Updated today
BBuyAffiliate link

All options (sorted by value):

B
BulkSupplements90 ctMagnesium Citrate Capsules
$24.97Buy
Amazon90 ctBulkSupplements Magnesium Citrate Capsules, 360 Count
$24.97Buy
Save 95%
#49
NOW Foods Magnesium Citrate, 240 Veg Capsules
$0.73per gram
$23.27 / bottle
NOW Foods Magnesium Citrate, 240 Veg Capsules
NOW FoodsiHerbNew
Per Serving$0.29
Servings80
Formcapsule
Updated today
iBuyAffiliate link
Save 95%
#50
NOW Foods Magnesium Citrate, 120 Veg Capsules
$0.77per gram
$12.24 / bottle
NOW Foods Magnesium Citrate, 120 Veg Capsules
NOW FoodsiHerbNew
Per Serving$0.31
Servings40
Formcapsule
Updated today
iBuyAffiliate link
Save 95%
#51
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
Servings80
Formcapsule
Updated today
BuyAffiliate link
Save 95%
#52
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
Save 95%
#53
Source Naturals Magnesium Chelate Complex, 100 mg, 100 Tablets
$0.79per gram
$7.94 / bottle
Source Naturals Magnesium Chelate Complex, 100 mg, 100 Tablets
Source NaturalsAmazon
Per Serving$0.08
Servings100
Formtablet
Updated today
BuyAffiliate link
Save 95%
#54
BulkSupplements Magnesium Malate Capsules, 240 Count
$0.83per gram
$19.97 / bottle
BulkSupplements Magnesium Malate Capsules, 240 Count
BulkSupplementsAmazon2 options · 2 retailers
Per Serving$0.33
Servings60
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon60 ctBulkSupplements Magnesium Malate Capsules, 240 Count
$19.97Buy
B
BulkSupplements60 ctBulkSupplements Magnesium Malate Capsules
$19.97Buy
Save 95%
#55
NOW Foods Magnesium & Calcium with Zinc and Vitamin D-3, 250 Tablets
$0.84per gram
$20.94 / bottle
NOW Foods Magnesium & Calcium with Zinc and Vitamin D-3, 250 Tablets
NOW FoodsAmazon
Per Serving$0.08
Servings250
Formtablet
Updated today
BuyAffiliate link
Save 95%
#56
BulkSupplements Magnesium Gluconate Powder
$0.86per gram
$22.97 / bag
BulkSupplements Magnesium Gluconate Powder
BulkSupplementsBulkSupplements2 options · 2 retailers
Per Serving$0.06
Servings357
Formpowder
Updated today
BBuyAffiliate link

All options (sorted by value):

B
BulkSupplements357 ctBulkSupplements Magnesium Gluconate Powder
$22.97Buy
Amazon179 ctBulkSupplements Magnesium Gluconate Powder, 250g
$17.97Buy
Save 95%
#57
Solaray Magnesium Citrate VegCaps, 180 Count
$0.87per gram
$20.89 / bottle
Solaray Magnesium Citrate VegCaps, 180 Count
SolarayiHerbNew
Per Serving$0.35
Servings60
Formcapsule
Updated today
iBuyAffiliate link
Save 94%
#58
Doctor's Best High Absorption Magnesium Lysinate Glycinate, 240 Tablets
$0.87per gram
$20.99 / bottle
Doctor's Best High Absorption Magnesium Lysinate Glycinate, 240 Tablets
Doctor's BestiHerbNew3 options · 2 retailers
Per Serving$0.17
Servings120
Formtablet
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb120 ctDoctor's Best High Absorption Magnesium Lysinate Glycinate, 240 Tablets
$20.99Buy
i
60 ctDoctor's Best High Absorption Magnesium, 120 Tablets
$12.99Buy
S
Swanson Vitamins120 ctSwanson High Absorption Magnesium 100% Chelated
$22.59Buy
Save 94%
#59
Doctor's BEST High Absorption Magnesium Glycinate Lysinate Tablets, 200mg, 240 Count
$0.87per gram
$20.99 / bottle
Doctor's BEST High Absorption Magnesium Glycinate Lysinate Tablets, 200mg, 240 Count
Doctor's BestAmazon3 options
Per Serving$0.17
Servings120
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon120 ctDoctor's BEST High Absorption Magnesium Glycinate Lysinate Tablets, 200mg, 240 Count
$20.99Buy
120 ctDoctor's Best High Absorption Magnesium Elemental, 240 Count
$26.78Buy
60 ctDoctor's BEST High Absorption Magnesium Glycinate Lysinate, 200mg per Serving, 120 Count
$13.99Buy
Save 94%
#60
Swanson Albion Magnesium Glycinate 133 mg, 90 Vegan Capsules
$0.88per gram
$6.99 / bottle
Swanson Albion Magnesium Glycinate 133 mg, 90 Vegan Capsules
SwansoniHerbNew
Per Serving$0.12
Servings60
Formcapsule
Updated today
iBuyAffiliate link
Previous
12345
Next

Get Price Alerts

Be the first to know when supplement prices drop.