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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

39 products found

Package Size:All sizes38< 60460–1202120–25010250+22

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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

Availability

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Save 99%
Best Deal
#1
Vitamin D3 + K2 Softgels
0.11¢per 1000 IU
$20.97 / bottle
Vitamin D3 + K2 Softgels
BulkSupplementsBulkSupplements
Per Serving$0.06
Servings365
Formsoftgel
Updated today
BBuyAffiliate link
Save 97%
#2
California Gold Nutrition SimplyOne Vitamin D3, 1,250 mcg, 50 Capsules
0.22¢per 1000 IU
$5.57 / bottle
California Gold Nutrition SimplyOne Vitamin D3, 1,250 mcg, 50 Capsules
California Gold NutritioniHerbNew2 options
Per Serving$0.11
Servings50
Formsoftgel
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb50 ctCalifornia Gold Nutrition SimplyOne Vitamin D3, 1,250 mcg, 50 Capsules
$5.57Buy
i
360 ctCalifornia Gold Nutrition Vitamin D3 125 mcg (5,000 IU), 360 Fish Gelatin Softgels
$16.28Buy
Save 95%
#3
BulkSupplements Vitamin D3 10000IU Softgels, 500 Count
0.44¢per 1000 IU
$21.97 / bottle
BulkSupplements Vitamin D3 10000IU Softgels, 500 Count
BulkSupplementsAmazon
Per Serving$0.04
Servings500
Formsoftgel
Updated today
BuyAffiliate link
Save 95%
#4
NOW Foods Vitamin D-3 50,000 IU Softgels, 50 Count
0.46¢per 1000 IU
$11.60 / bottle
NOW Foods Vitamin D-3 50,000 IU Softgels, 50 Count
NOW FoodsAmazon
Per Serving$0.23
Servings50
Formsoftgel
Updated today
BuyAffiliate link
Save 94%
#5
NOW Foods Vitamin D3 Max Potency, 50,000 IU, 50 Capsules
0.49¢per 1000 IU
$12.23 / bottle
NOW Foods Vitamin D3 Max Potency, 50,000 IU, 50 Capsules
NOW FoodsiHerbNew2 options · 2 retailers
Per Serving$0.24
Servings50
Formsoftgel
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb50 ctNOW Foods Vitamin D3 Max Potency, 50,000 IU, 50 Capsules
$12.23Buy
Amazon200 ctNOW Foods Vitamin D3 5000 IU, 360 Count
$18.95Buy
Save 93%
#6
NOW Foods Vitamin D-3 10,000 IU Softgels, 240 Count
0.66¢per 1000 IU
$15.73 / bottle
NOW Foods Vitamin D-3 10,000 IU Softgels, 240 Count
NOW FoodsAmazon6 options · 2 retailers
Per Serving$0.07
Servings240
Formsoftgel
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon240 ctNOW Foods Vitamin D-3 10,000 IU Softgels, 240 Count
$15.73Buy
i
iHerb240 ctNOW Foods Vitamin D-3 10,000 IU, 240 Softgels
$15.73Buy
i
120 ctNOW Foods Vitamin D3, 10,000 IU, 120 Softgels
$8.91Buy
+3 more...
Save 92%
#7
BulkSupplements Vitamin D3 + K2 10000 IU Softgels, 360 Count
0.69¢per 1000 IU
$24.97 / bottle
BulkSupplements Vitamin D3 + K2 10000 IU Softgels, 360 Count
BulkSupplementsAmazon
Per Serving$0.07
Servings360
Formsoftgel
Updated today
BuyAffiliate link
Save 92%
#8
Swanson Vitamin D3 Softgels, 250 Count, 3 Pack
0.74¢per 1000 IU
$27.92 / bottle
Swanson Vitamin D3 Softgels, 250 Count, 3 Pack
SwansonAmazon3 options
Per Serving$0.04
Servings750
Formsoftgel
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon750 ctSwanson Vitamin D3 Softgels, 250 Count, 3 Pack
$27.92Buy
500 ctSwanson Vitamin D3 Softgels, 250 Count, 2 Pack
$19.79Buy
250 ctSwanson Vitamin D-3 5000 IU Softgels, 250 Count
$10.99Buy
Save 91%
#9
Life Extension Vitamin D3, 25 mcg (1,000 IU), 250 Softgels
0.78¢per 1000 IU
$9.75 / bottle
Life Extension Vitamin D3, 25 mcg (1,000 IU), 250 Softgels
Life ExtensioniHerbNew3 options
Per Serving$0.04
Servings250
Formsoftgel
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb250 ctLife Extension Vitamin D3, 25 mcg (1,000 IU), 250 Softgels
$9.75Buy
i
90 ctLife Extension Vitamin D3, 125 mcg (5,000 IU), 90 Count
$5.25Buy
i
60 ctLife Extension Vitamin D3, 125 mcg (5,000 IU), 60 Softgels
$7.50Buy
Save 91%
#10
Swanson Vitamin D3 - Highest Potency
0.80¢per 1000 IU
$9.99 / bottle
Swanson Vitamin D3 - Highest Potency
SwansonSwanson VitaminsNew6 options
Per Serving$0.04
Servings250
Formsoftgel
Updated today
SBuyAffiliate link

All options (sorted by value):

S
Swanson Vitamins250 ctSwanson Vitamin D3 - Highest Potency
$9.99Buy
S
360 ctSwanson Vitamin D3
$30.60Buy
S
250 ctSwanson Vitamin D3 - High Potency
$9.99Buy
+3 more...
Save 91%
#11
Doctor's BEST Vitamin D3 5000 IU Softgels, 360 Count
0.83¢per 1000 IU
$14.96 / bottle
Doctor's BEST Vitamin D3 5000 IU Softgels, 360 Count
Doctor's BestAmazon2 options
Per Serving$0.04
Servings360
Formsoftgel
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon360 ctDoctor's BEST Vitamin D3 5000 IU Softgels, 360 Count
$14.96Buy
180 ctDoctor's Best Vitamin D3 5000 IU, 180 Softgels
$9.99Buy
Save 90%
#12
NOW Foods Vitamin D-3 5,000 IU Softgels, 240 Count
0.85¢per 1000 IU
$41.03 / bottle
NOW Foods Vitamin D-3 5,000 IU Softgels, 240 Count
NOW FoodsAmazon4 options · 2 retailers
Per Serving$0.04
Servings960
Formsoftgel
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon960 ctNOW Foods Vitamin D-3 5,000 IU Softgels, 240 Count
$41.03Buy
240 ctNOW Foods Vitamin D-3 5,000 IU Softgels, 240 Count
$12.06Buy
360 ctNOW Foods Vitamin D-3 5,000 IU Softgels, 120 Count (3 Pack)
$19.20Buy
+1 more...
Save 90%
#13
Bulk Supplements Vitamin D3 Softgels, 500 Count
0.88¢per 1000 IU
$21.97 / bottle
Bulk Supplements Vitamin D3 Softgels, 500 Count
BulkSupplementsBulkSupplements3 options
Per Serving$0.04
Servings500
Formsoftgel
Updated today
BBuyAffiliate link

All options (sorted by value):

B
BulkSupplements500 ctBulk Supplements Vitamin D3 Softgels, 500 Count
$21.97Buy
B
500 ctVitamin D3 Softgels
$21.97Buy
B
365 ctBulk Supplements Vitamin D3 Softgels, 365 Count
$19.97Buy
Save 89%
#14
Solgar Vitamin D3 (Cholecalciferol) 10,000 IU
0.93¢per 1000 IU
$11.19 / bottle
Solgar Vitamin D3 (Cholecalciferol) 10,000 IU
SolgariHerbNew2 options
Per Serving$0.09
Servings120
Formsoftgel
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb120 ctSolgar Vitamin D3 (Cholecalciferol) 10,000 IU
$11.19Buy
i
120 ctSolgar Vitamin D3 (Cholecalciferol) 10,000 IU
$10.42Buy
Save 89%
#15
NOW Foods Vitamin D-3, 5,000 IU, 240 Softgels
$0.01per 1000 IU
$12.06 / bottle
NOW Foods Vitamin D-3, 5,000 IU, 240 Softgels
NOW FoodsiHerbNew
Per Serving$0.05
Servings240
Formsoftgel
Updated today
iBuyAffiliate link
Save 88%
#16
NOW Foods Vitamin D-3 5000 IU Softgels, 240 Count
$0.01per 1000 IU
$25.54 / bottle
NOW Foods Vitamin D-3 5000 IU Softgels, 240 Count
NOW FoodsAmazon2 options
Per Serving$0.05
Servings480
Formsoftgel
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon480 ctNOW Foods Vitamin D-3 5000 IU Softgels, 240 Count
$25.54Buy
240 ctNOW Foods Vitamin D-3 5000 IU Softgels, 240 Count
$15.76Buy
Save 88%
#17
BulkSupplements Vitamin D3 5000 IU Softgels, 365 Count
$0.01per 1000 IU
$19.97 / bottle
BulkSupplements Vitamin D3 5000 IU Softgels, 365 Count
BulkSupplementsAmazon
Per Serving$0.05
Servings365
Formsoftgel
Updated today
BuyAffiliate link
Save 86%
#18
Solgar Vitamin D3 (Cholecalciferol) 250 mcg, 120 Softgels
$0.01per 1000 IU
$14.67 / bottle
Solgar Vitamin D3 (Cholecalciferol) 250 mcg, 120 Softgels
SolgariHerbNew2 options
Per Serving$0.12
Servings120
Formsoftgel
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb120 ctSolgar Vitamin D3 (Cholecalciferol) 250 mcg, 120 Softgels
$14.67Buy
i
100 ctSolgar Vitamin D3 (Cholecalciferol) 5,000 IU Softgels, 100 Count
$13.13Buy
Save 83%
#19
Doctor's Best Vitamin D3, 50 mcg (2,000 IU), 720 Count
$0.02per 1000 IU
$21.99 / bottle
Doctor's Best Vitamin D3, 50 mcg (2,000 IU), 720 Count
Doctor's BestiHerbNew2 options · 2 retailers
Per Serving$0.03
Servings720
Formsoftgel
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb720 ctDoctor's Best Vitamin D3, 50 mcg (2,000 IU), 720 Count
$21.99Buy
Amazon180 ctDoctor's BEST Vitamin D3 2000 IU Softgels, 180 Count
$9.99Buy
Save 83%
#20
NOW Foods Vitamin D-3 1,000 IU, 180 Softgels
$0.02per 1000 IU
$5.50 / bottle
NOW Foods Vitamin D-3 1,000 IU, 180 Softgels
NOW FoodsiHerbNew2 options · 2 retailers
Per Serving$0.02
Servings360
Formsoftgel
Updated today
iBuyAffiliate link

All options (sorted by value):

i
iHerb360 ctNOW Foods Vitamin D-3 1,000 IU, 180 Softgels
$5.50Buy
Amazon360 ctNOW Foods Vitamin D-3 1,000 IU Softgels, 360 Count
$9.90Buy
12
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