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

18 products found

Form:All forms18Capsule10Powder2Tablet5Gummy1
Formulation:AllGlycinateCitrateOxideThreonateTaurateMalateOrotate
Package Size:All sizes1660–1204120–25010250+2

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:
Page 1 of 1
Save 98%
Best Deal
#1
Swanson Triple Magnesium Complex
$0.17per gram
$20.89 / bottle
Swanson Triple Magnesium Complex
SwansonSwanson VitaminsNew4 options · 2 retailers
Per Serving$0.07
Servings300
Formcapsule
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson Vitamins300 ctSwanson Triple Magnesium Complex
$20.89Buy
i
iHerb300 ctSwanson Triple Magnesium Complex, 400 mg, 300 Vegan Capsules
$20.89Buy
i
100 ctSwanson Triple Magnesium Complex, 400 mg, 100 Vegan Capsules
$13.69Buy
+1 more...
Save 98%
#2
Swanson Magnesium Oxide
$0.18per gram
$9.09 / bottle
Swanson Magnesium Oxide
SwansonSwanson Vitamins
Per Serving$0.07
Servings125
Formcapsule
Updated today
SBuyAffiliate link
Save 96%
#3
Swanson Triple Magnesium Complex Powder
$0.31per gram
$20.39 / bag
Swanson Triple Magnesium Complex Powder
SwansonSwanson Vitamins
Per Serving$0.12
Servings167
Formpowder
Updated today
SBuyAffiliate link
Save 92%
#4
Source Naturals Ultra-Mag 5 in 1, 240 Tablets
$0.57per gram
$28.74 / bottle
Source Naturals Ultra-Mag 5 in 1, 240 Tablets
Source NaturalsAmazon3 options · 2 retailers
Per Serving$0.24
Servings120
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon120 ctSource Naturals Ultra-Mag 5 in 1, 240 Tablets
$28.74Buy
60 ctSource Naturals Ultra-Mag 5 in 1 Magnesium, 120 Vegan Tablets
$14.69Buy
S
Swanson Vitamins60 ctSwanson Ultra-Mag
$15.39Buy
Save 92%
#5
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 88%
#6
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 85%
#7
Swanson Magnesium Glycinate with BioPerine
$1.12per gram
$20.19 / bottle
Swanson Magnesium Glycinate with BioPerine
NOW FoodsSwanson Vitamins2 options · 2 retailers
Per Serving$0.22
Servings90
Formcapsule
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson Vitamins90 ctSwanson Magnesium Glycinate with BioPerine
$20.19Buy
i
iHerb45 ctNOW Foods Magnesium Glycinate, 90 Count
$11.01Buy
Save 83%
#8
Swanson Chelated Magnesium Glycinate
$1.25per gram
$29.99 / bottle
Swanson Chelated Magnesium Glycinate
Country LifeSwanson VitaminsNew
Per Serving$0.50
Servings60
Formtablet
Updated today
SBuyAffiliate link
Save 82%
#9
Swanson Magnesium Taurate
$1.35per gram
$16.19 / bottle
Swanson Magnesium Taurate
SwansonSwanson Vitamins2 options · 2 retailers
Per Serving$0.27
Servings60
Formtablet
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson Vitamins60 ctSwanson Magnesium Taurate
$16.19Buy
i
iHerb60 ctSwanson Magnesium Taurate, 120 Tablets
$16.19Buy
Save 80%
#10
Albion Magnesium Glycinate Powder
$1.48per gram
$17.79 / bag
Albion Magnesium Glycinate Powder
SwansonSwanson VitaminsNew
Per Serving$0.59
Servings30
Formpowder
Updated today
SBuyAffiliate link
Save 76%
#11
Swanson Magnesium Glycinate
$1.81per gram
$38.99 / bottle
Swanson Magnesium Glycinate
TraceSwanson Vitamins
Per Serving$0.22
Servings180
Formcapsule
Updated today
SBuyAffiliate link
Save 76%
#12
Swanson Magnesium Gummies, Mixed Berry
$1.82per gram
$21.79 / bottle
Swanson Magnesium Gummies, Mixed Berry
SwansonSwanson Vitamins
Per Serving$0.36
Servings60
Formgummy
Updated today
SBuyAffiliate link
Save 73%
#13
Swanson Magnesium Lactate
$1.99per gram
$20.09 / bottle
Swanson Magnesium Lactate
SwansonSwanson VitaminsNew
Per Serving$0.17
Servings120
Formcapsule
Updated today
SBuyAffiliate link
Save 71%
#14
Swanson Marine Magnesium
$2.20per gram
$15.89 / bottle
Swanson Marine Magnesium
SwansonSwanson VitaminsNew
Per Serving$0.26
Servings60
Formcapsule
Updated today
SBuyAffiliate link
Save 68%
#15
Swanson Magnesium Lysinate Glycinate Chelated
$2.38per gram
$14.99 / bottle
Swanson Magnesium Lysinate Glycinate Chelated
Doctor's BestSwanson VitaminsNew3 options · 3 retailers
Per Serving$0.25
Servings60
Formcapsule
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson Vitamins60 ctSwanson Magnesium Lysinate Glycinate Chelated
$14.99Buy
Amazon60 ctDoctor's BEST High Absorption Magnesium Glycinate Lysinate Capsules, 120 Veg Caps
$15.97Buy
i
iHerb60 ctDoctor's Best High Absorption Magnesium, 120 Veggie Caps
$14.99Buy
Save 11%
#16
Mellow Mag
$6.65per gram
$34.99 / bottle
Mellow Mag
SwansonSwanson Vitamins
Per Serving$0.31
Servings113
Formcapsule
Updated today
SBuyAffiliate link
#17
Magtein Magnesium L-Threonate
$7.48per gram
$34.99 / bottle
Magtein Magnesium L-Threonate
NOW FoodsSwanson Vitamins2 options · 2 retailers
Per Serving$1.17
Servings30
Formcapsule
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson Vitamins30 ctMagtein Magnesium L-Threonate
$34.99Buy
i
iHerb30 ctNOW Foods Magtein, 90 Veg Capsules
$35.07Buy
#18
Swanson Magnesium L-Threonate (Magtein)
$7.50per gram
$35.29 / bottle
Swanson Magnesium L-Threonate (Magtein)
SwansonSwanson Vitamins
Per Serving$0.39
Servings90
Formcapsule
Updated today
SBuyAffiliate link

Get Price Alerts

Be the first to know when supplement prices drop.