BioStacks
Swanson

Bladderwrack Leaves

1 Capsule · 60 servings · $0.15/serving

iHerbAmazon

Best for

Hormones

Ingredients (2)

Bladderwrack leaf extract

100%

Dose

75000 mcg

Target

150–500 mcg

Form

Not listed

Iodine

100%

Dose

150 mcg

Target

150–500 mcg

Form

Not listed

Other Ingredients (5)

MaltodextrinBinder

Spikes blood sugar faster than table sugar (glycemic index 85–105). Research links it to gut bacteria changes that may promote intestinal inflammation (Nickerson et al. 2015). Used as a cheap filler — adds nothing beneficial.

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

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

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

How to Take It

Take it anytime

Timing doesn't matter for this one — taking it consistently does.

With or without food

On the label

As a dietary supplement, take one capsule daily or as directed by a healthcare practitioner.

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

Price Check

$9.18

$10$20

Cheaper than 91% of 53 iodine 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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