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

22 products found

Package Size:All sizes2160–1207120–2508250+6

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 2Next ›
Save 99%
Best Deal
#1
21st Century Healthcare Zinc Citrate Tablets 50mg, 360 Count
$0.47per gram
$8.49 / bottle
21st Century Healthcare Zinc Citrate Tablets 50mg, 360 Count
21st CenturyAmazon2 options · 2 retailers
Per Serving$0.02
Servings360
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon360 ct21st Century Healthcare Zinc Citrate Tablets 50mg, 360 Count
$8.49Buy
i
iHerb360 ct21st Century Zinc Citrate, 50 mg, 360 Tablets
$8.49Buy
Save 99%
#2
NOW Foods Zinc Gluconate 50mg, 100 Tablets
$0.80per gram
$4.00 / bottle
NOW Foods Zinc Gluconate 50mg, 100 Tablets
NOW FoodsAmazon
Per Serving$0.04
Servings100
Formtablet
Updated today
BuyAffiliate link
Save 99%
#3
NOW Foods Zinc 50 mg, 250 Tablets
$0.88per gram
$11.01 / bottle
NOW Foods Zinc 50 mg, 250 Tablets
NOW FoodsiHerbNew3 options · 2 retailers
Per Serving$0.04
Servings250
Formtablet
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb250 ctNOW Foods Zinc 50 mg, 250 Tablets
$11.01Buy
Amazon250 ctNOW Foods Zinc Gluconate Tablets, 250 Count
$12.90Buy
i
iHerb100 ctNOW Foods Zinc 50 mg, 100 Tablets
$5.50Buy
Save 99%
#4
Source Naturals OptiZinc Zinc Methionine Sulfate Complex, 240 Tablets
$2.87per gram
$20.65 / bottle
Source Naturals OptiZinc Zinc Methionine Sulfate Complex, 240 Tablets
Source NaturalsAmazon3 options
Per Serving$0.09
Servings240
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon240 ctSource Naturals OptiZinc Zinc Methionine Sulfate Complex, 240 Tablets
$20.65Buy
120 ctSource Naturals OptiZinc Zinc Methionine Sulfate Complex, 120 Tablets
$9.98Buy
60 ctSource Naturals OptiZinc Zinc Methionine Sulfate Complex, 60 Tablets
$5.94Buy
Save 99%
#5
Superior Source Stabilized NMN 125 mg Quick Dissolve Sublingual Tablets, 60 Count
$3.97per gram
$29.79 / bottle
Superior Source Stabilized NMN 125 mg Quick Dissolve Sublingual Tablets, 60 Count
Superior SourceAmazon
Per Serving$0.50
Servings60
Formtablet
Updated today
BuyAffiliate link
Save 99%
#6
Jarrow Formulas Nicotinamide Mononucleotide (NMN) Tablets, 60 Count
$5.90per gram
$47.75 / bottle
Jarrow Formulas Nicotinamide Mononucleotide (NMN) Tablets, 60 Count
Jarrow FormulasAmazon
Per Serving$0.80
Servings60
Formtablet
Updated just now
BuyAffiliate link
Save 99%
#7
Nature's Bounty Magnesium 500 mg Tablets, 200 Count
$0.09per gram
$8.98 / bottle
Nature's Bounty Magnesium 500 mg Tablets, 200 Count
Nature's BountyAmazon
Per Serving$0.04
Servings200
Formtablet
Updated today
BuyAffiliate link
Save 99%
#8
NOW Foods Magnesium Citrate Tablets, 220 Count
$0.14per gram
$12.24 / bottle
NOW Foods Magnesium Citrate Tablets, 220 Count
NOW FoodsiHerbNew4 options · 2 retailers
Per Serving$0.06
Servings220
Formtablet
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb220 ctNOW Foods Magnesium Citrate Tablets, 220 Count
$12.24Buy
Amazon90 ctNOW Foods Magnesium Glycinate 100 mg, 180 Tablets
$21.13Buy
i
iHerb50 ctNOW Foods Magnesium Citrate, 100 Tablets
$12.24Buy
+1 more...
Save 99%
#9
Source Naturals Zinc Amino Acid Chelate 50mg, 250 Tablets
$0.14per mg
$17.94 / bottle
Source Naturals Zinc Amino Acid Chelate 50mg, 250 Tablets
Source NaturalsAmazon
Per Serving$0.07
Servings250
Formtablet
Updated today
BuyAffiliate link
Save 99%
#10
Futurebiotics Calcium 1200 MG with Vitamin D3 1000 IU Sustained Release, 90 Vegetarian Tablets
$0.22per 1000 IU
$9.99 / bottle
Futurebiotics Calcium 1200 MG with Vitamin D3 1000 IU Sustained Release, 90 Vegetarian Tablets
Futurebiotics CalciumAmazon
Per Serving$0.22
Servings45
Formtablet
Updated today
BuyAffiliate link
Save 98%
#11
21st Century Magnesium 250mg, 110 Count (2 Pack)
$0.26per gram
$14.32 / bottle
21st Century Magnesium 250mg, 110 Count (2 Pack)
21st CenturyAmazon2 options · 2 retailers
Per Serving$0.07
Servings220
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon220 ct21st Century Magnesium 250mg, 110 Count (2 Pack)
$14.32Buy
i
iHerb250 ct21st Century Magnesium 250mg, 250 Tablets
$7.99Buy
Save 98%
#12
NOW Foods Calcium & Magnesium 2:1 Ratio Tablets, 250 Count
$0.28per gram
$17.40 / bottle
NOW Foods Calcium & Magnesium 2:1 Ratio Tablets, 250 Count
NOW FoodsAmazon
Per Serving$0.14
Servings125
Formtablet
Updated today
BuyAffiliate link
Save 98%
#13
NOW Foods Magnesium Malate 1000 mg, 180 Tablets
$0.34per gram
$15.10 / bottle
NOW Foods Magnesium Malate 1000 mg, 180 Tablets
NOW FoodsAmazon2 options · 2 retailers
Per Serving$0.08
Servings180
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon180 ctNOW Foods Magnesium Malate 1000 mg, 180 Tablets
$15.10Buy
i
iHerb180 ctNOW Foods Magnesium Malate, 1,000 mg, 180 Tablets
$15.91Buy
Save 97%
#14
NOW Foods Calcium & Magnesium 2:1 Ratio Tablets, 100 Count
$0.40per gram
$9.95 / bottle
NOW Foods Calcium & Magnesium 2:1 Ratio Tablets, 100 Count
NOW FoodsAmazon
Per Serving$0.20
Servings50
Formtablet
Updated just now
BuyAffiliate link
Save 97%
#15
Country Life Magnesium and Potassium Supplement
$0.46per gram
$24.99 / bottle
Country Life Magnesium and Potassium Supplement
Country LifeAmazon
Per Serving$0.28
Servings90
Formtablet
Updated today
BuyAffiliate link
Save 95%
#16
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 just now
BuyAffiliate link
Save 95%
#17
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 NaturalsAmazon2 options
Per Serving$0.16
Servings120
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon120 ctSource Naturals Serene Science L-Theanine with Magnesium and GABA, 120 Tablets
$18.86Buy
30 ctSource Naturals Serene Science L-Theanine with Magnesium and GABA, 60 Tablets
$11.98Buy
Save 95%
#18
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%
#19
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 94%
#20
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
12
Next

Get Price Alerts

Be the first to know when supplement prices drop.