BioStacks
Carlyle

Vitamin ADK

1 Softgel · 150 servings · $0.16/serving

iHerbAmazon

Best for

ImmuneBone & JointDental

Ingredients (3)

Vitamin K

100%

Dose

800 mcg

Target

90–200 mcg

Form

Premium

Vitamin D

100%

Dose

5000 IU

Target

1000–5000 IU

Form

Premium

Vitamin A

100%

Dose

1000 mcg RAE

Target

700–1500 mcg

Form

Standard

Other Ingredients (6)

Calcium CarbonateBuffer

Common calcium salt used as a buffering agent, filler, or mineral fortification in supplements

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

Sunflower LecithinEmulsifier

Non-GMO, non-allergenic emulsifier derived from sunflower seeds

Sunflower Seed OilCarrier

Common vegetable oil from sunflower seeds used as a carrier in softgels for fat-soluble nutrients

GlycerinHumectant

Sweet-tasting liquid used in soft capsules and liquids

BeeswaxCoating

Natural wax produced by honeybees, used as a coating and binding agent in softgels and tablets

How to Take It

Take it anytime

Fat-soluble — take with a meal containing fat for better absorption. Time of day doesn't matter.

With a meal containing fat

On the label

For adults, take one (1) quick release softgel daily, preferably with a meal.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$23.52

$10$20$50

Near the median of 138 vitamin A supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

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