Fucoxanthin

by Source Naturals · capsule · 45 capsules

On the market (NIH)
UPC 0 21078 02246 6
DSLD label 214980
Serving 1 capsule

Fucoxanthin by Source Naturals lists 3 ingredients, 3 with an amount per serving of 1 capsule, such as 200 mg of green tea leaf extract, 105 mg of laminaria japonica whole plant extract and 71 mg of green tea leaf extract. Its current label entered the NIH Dietary Supplement Label Database on March 24, 2020.

What is in Fucoxanthin?

Each row as the label prints it, per serving of 1 capsule. 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).

Fucoxanthin: Supplement Facts rows against the market (DSLD label 214980, January 2026 release)
Ingredient	Amount	Among products listing it
Green Tea leaf extractas CaffeineGreen Tea leaf extract (Form: 50% Caffeine) PlantPart: leaf	200 mg	Higher than 77% of 2,595 products listing green tea (median 100 mg). Per day at the most servings: 813 mg.
Laminaria japonica whole plant extract	105 mg	Higher than 78% of 54 products listing laminaria (median 50 mg). Per day at the most servings: 315 mg.
Green Tea leaf extractas EGCGGreen Tea leaf extract (Form: 70% EGCG) PlantPart: leaf	71 mg

Source: NIH ODS Dietary Supplement Label Database, label 214980 (entered March 24, 2020), 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?

The products whose ingredient lists overlap most with Fucoxanthin's, rare ingredients counting for more.

Ocean Plant ExtractBody Ecology 1 shared, 68% alike
Brown Seaweed 500 mgNusaPure 1 shared, 68% alike
Kombu 450 mgTerraVita Premium Collection 1 shared, 68% alike
Kombu PowderTerraVita Premium Collection 1 shared, 68% alike
Norwegian KelpNature's Harmony 1 shared, 52% alike
Icelandic KelpNatures Plus · off the market 1 shared, 52% alike

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: 1 capsule three times daily with food and at least 8 ounces of water or juice.; If true for humans, it may be useful in maintaining a healthy weight when used on conjunction with the Maximum Metabolism diet and exercise plan included within this bottle.
Warnings: Warning: Do not use if you are taking any boronic acid-based chemotherapy drugs such as bortezomib (Velcade). If you are pregnant, may become pregnant, breastfeeding, or taking any prescription or over-the-counter drugs, consult your health care professional before using this product.; This product contains 100 mg of caffeine per serving, which is approximately equivalent to 1 cup of brewed coffee.; Do not use if either tamper-evident seal is broken or missing.; Keep out of the reach of children.
Allergens and what it does not contain: Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, salt, preservatives, or artificial color, flavor or fragrance.
Storage: Store in a cool, dry place.

Source: label statements in DSLD label 214980.

What else is on the label?

Other ingredients: Gelatin, Maltodextrin, Dibasic Calcium Phosphate, Silica, Magnesium Stearate.

How many labels does Fucoxanthin have?

One label is on file, entered on March 24, 2020.

Label 214980 (current) Entered March 24, 2020 · on the market · 45 capsules · UPC 0 21078 02246 6

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Source Naturals, Inc. (distributor), Santa Cruz, CA. All Source Naturals products.