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

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Search Supplements

48 products found

Package Size:All sizes4560–12018120–25019250+8

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Supplement Type

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

Retailer

AmazonBulkSupplementsiHerbSwanson Vitamins

Brand

21st CenturyABEALLMAXAdvanced ClinicalsAgeless Foundation Laboratories

Form

capsulecapsulesgummyliquidlozengepowdersoftgeltablet

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#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
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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
21st Century Cranberry Plus Probiotic, 60 Tablets
0.07¢per billion CFU
$9.99 / bottle
21st Century Cranberry Plus Probiotic, 60 Tablets
21st CenturyiHerb
Per Serving$0.33
Servings30
Formtablet
Updated today
iBuyAffiliate link
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#3
Swanson Zinc Gluconate
$0.80per gram
$5.99 / bottle
Swanson Zinc Gluconate
SwansonSwanson VitaminsNew
Per Serving$0.02
Servings250
Formtablet
Updated just now
SBuyAffiliate link
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#4
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
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#5
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
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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%
#6
Solgar Zinc, 50 mg, 100 Tablets
$1.54per gram
$7.72 / bottle
Solgar Zinc, 50 mg, 100 Tablets
SolgariHerbNew
Per Serving$0.08
Servings100
Formtablet
Updated today
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#7
Natural Factors Zinc Chelate, 25 mg
$2.79per gram
$6.27 / bottle
Natural Factors Zinc Chelate, 25 mg
Natural FactorsiHerbNew3 options
Per Serving$0.07
Servings90
Formtablet
Updated today
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i
iHerb90 ctNatural Factors Zinc Chelate, 25 mg
$6.27Buy
i
90 ctNatural Factors Zinc Chelate, 25 mg, 90 Tablets
$6.27Buy
i
90 ctNatural Factors Zinc Chelate, 25 mg, 50 Tablets
$6.27Buy
Save 99%
#8
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
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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%
#9
Swanson OptiZinc
$2.92per gram
$20.99 / bottle
Swanson OptiZinc
Source NaturalsSwanson Vitamins2 options
Per Serving$0.09
Servings240
Formtablet
Updated just now
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S
Swanson Vitamins240 ctSwanson OptiZinc
$20.99Buy
S
240 ctSource Naturals OptiZinc, 120 Tabs
$20.99Buy
Save 99%
#10
ProHealth Longevity NMN Pro 250, 250mg, 60 Tablets
$3.53per gram
$52.95 / bottle
ProHealth Longevity NMN Pro 250, 250mg, 60 Tablets
ProHealthiHerbNew
Per Serving$0.88
Servings60
Formtablet
Updated today
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#11
Solgar Zinc Picolinate 22 mg, 100 Tablets
$3.86per gram
$8.49 / bottle
Solgar Zinc Picolinate 22 mg, 100 Tablets
SolgariHerbNew2 options · 2 retailers
Per Serving$0.08
Servings100
Formtablet
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb100 ctSolgar Zinc Picolinate 22 mg, 100 Tablets
$8.49Buy
S
Swanson Vitamins100 ctSwanson Zinc Picolinate
$9.49Buy
Save 99%
#12
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
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#13
Superior Source Pure NMN, 60 Instant Dissolve Tablets
$3.97per gram
$29.79 / bottle
Superior Source Pure NMN, 60 Instant Dissolve Tablets
Superior SourceiHerb
Per Serving$0.50
Servings60
Formtablet
Updated today
iBuyAffiliate link
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#14
Natural Factors Zinc Citrate, 50 mg
$4.13per gram
$5.57 / bottle
Natural Factors Zinc Citrate, 50 mg
Natural FactorsiHerbNew
Per Serving$0.06
Servings90
Formtablet
Updated today
iBuyAffiliate link
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#15
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
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#16
Jarrow Formulas NMN, 125 mg, 60 Tablets
$6.37per gram
$47.75 / bottle
Jarrow Formulas NMN, 125 mg, 60 Tablets
Jarrow FormulasiHerbNew
Per Serving$0.80
Servings60
Formtablet
Updated today
iBuyAffiliate link
Save 99%
#17
Neurogan Health Spermidine 10 mg, 120 Tablets
$0.02per mg
$24.95 / bottle
Neurogan Health Spermidine 10 mg, 120 Tablets
Neurogan HealthiHerbNew
Per Serving$0.21
Servings120
Formtablet
Updated today
iBuyAffiliate link
Save 99%
#18
Superior Source D3, 125 mcg (5,000 IU), 100 MicroLingual Tablets
$0.02per 1000 IU
$12.49 / bottle
Superior Source D3, 125 mcg (5,000 IU), 100 MicroLingual Tablets
Superior SourceiHerbNew
Per Serving$0.12
Servings100
Formtablet
Updated today
iBuyAffiliate link
Save 99%
#19
NOW Foods Chewable Vitamin D-3, 1,000 IU, 180 Chewables
$0.04per 1000 IU
$7.33 / bottle
NOW Foods Chewable Vitamin D-3, 1,000 IU, 180 Chewables
NOW FoodsiHerbNew
Per Serving$0.04
Servings180
Formtablet
Updated today
iBuyAffiliate link
Save 99%
#20
Swanson Hydrolyzed Collagen Peptides + Vitamin C Types I and III
$0.07per gram
$16.29 / bottle
Swanson Hydrolyzed Collagen Peptides + Vitamin C Types I and III
SwansonSwanson Vitamins
Per Serving$0.40
Servings41
Formtablet
Updated just now
SBuyAffiliate link
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