Bladderwrack
by Herbalist & Alchemist · liquid · 2 fl. Oz.
- On the market (NIH)
- UPC 6 67056 10305 7
- DSLD label 206997
- Serving 1.5 ml (30 drops)
- 40 servings
Bladderwrack by Herbalist & Alchemist lists one ingredient: 1.5 mL of dried bladderwrack seaweed extract per serving of 1.5 ml. Its current label entered the NIH Dietary Supplement Label Database on September 24, 2019.
What is in Bladderwrack?
Each row as the label prints it, per serving of 1.5 ml. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| dried Bladderwrack seaweed extractdried Bladderwrack seaweed extract Note: ecologically harvested | 1.5 mL |
Source: NIH ODS Dietary Supplement Label Database, label 206997 (entered September 24, 2019), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.
Is that a lot?
Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.
The NIH database records 3 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.
The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.
Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.
Which products have the closest formulas?
6 products list the very same ingredients; the nearest amounts come first.
- BladderwrackMaine Coast Herbals · off the market same ingredients
- Bladderwrack 1,000 mgNature's Answer · off the market same ingredients
- BladderwrackNature's Answer · off the market same ingredients
- Full Spectrum Bladderwrack 500 mgSwanson Premium Brand same ingredients
- BladderwrackHerb Pharm same ingredients
- Bladderwrack Alcohol FreeHerbal Terra same ingredients
Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.
What does the label say about taking it?
Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.
- Directions
- Suggested use: 20-30 drops (1-1.5 mL) in juice or water. Take 3 times per day. Shake well before using.
- Warnings
- Contraindications: Do not use if you have a hyperthyroid condition.
- Keep out of children's reach
Source: label statements in DSLD label 206997.
What else is on the label?
Other ingredients: distilled Water, Ethyl Alcohol.
Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): OK.
How many labels does Bladderwrack have?
3 labels are on file under this name since February 23, 2016: other sizes, label designs and reformulations. The current one leads this page.
- Label 206997 (current) Entered September 24, 2019 · on the market · 2 fl. Oz. · UPC 6 67056 10305 7
- Label 173722 Entered May 24, 2018 · off the market May 1, 2019 · 2 fl. Oz. · UPC 6 67056 10305 7
- Label 56703 Entered February 23, 2016 · off the market December 20, 2017 · 2 fl. Oz. · UPC 6 67056 10305 7
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Herbalist & Alchemist, Inc. (manufacturer), Washington, NJ. All Herbalist & Alchemist products.