PlainVitamins

Iron

by California Gold Nutrition · liquid · 4 fluid ounces

  • On the market (NIH)
  • UPC 8 98220 02116 1
  • DSLD label 299630
  • Serving 5 ml (1 Tsp)
  • 24 servings

Iron by California Gold Nutrition lists 2 ingredients, 2 with an amount per serving of 5 ml, such as 10 mg of iron and 100 mg of yellow dock, beside 1 Nutrition Facts row (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on December 14, 2023.

What is in Iron?

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

Iron: Supplement Facts rows against the market (DSLD label 299630, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories15 Calories
Total Carbohydrates3 g1%Carbohydrate in Iron against 21,979 products3 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.3 g

47% of 21,979 products listing carbohydrate give more (median 3 g).

Ironas Ferrous Bisglycinate Chelate10 mg56%Iron in Iron against 6,910 products10 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg10 mg

Higher than 67% of 6,910 products listing iron (median 5 mg).

Yellow Dock100 mgYellow Dock in Iron against 105 products100 mg per serving; the middle half of products list 50 mg to 400 mg, the median 100 mg.100 mg

42% of 105 products listing yellow dock give more (median 100 mg).

Source: NIH ODS Dietary Supplement Label Database, label 299630 (entered December 14, 2023), version 9.4.0. See the label on DSLD or its label image (PDF). 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 one serving 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?

2 products list the very same ingredients; the nearest amounts come first.

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: Take 1 teaspoon daily, with or without food. Best when taken as a directed by a qualified healthcare professional. Shake well before using.
Warnings
Warnings: keep out of reach of children.
Pregnant or lactating women, the chronically ill, elderly, individuals under the age of 18, those taking prescription medications (e.g., blood thinners) as well as those with a physician-diagnosed medical condition should with a physician, pharmacist, naturopath or other qualified healthcare professional prior to taking dietary supplements.
Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose, call a doctor or poison control center immediately.
Sealed for your protection. Do not use if seal is missing or broken.
Not manufactured with milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, soy, sesame, or gluten. Produced in an FDA-registered, third party audited, and cGMP compliant facility that may process other products that contain these allergens or ingredients.
Allergens and what it does not contain
Formulated without: Gluten GMOs Soy
Not manufactured with milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, soy, sesame, or gluten.
Storage
Store in a cool, dry place. Protect from heat, light, and moisture.

Source: label statements in DSLD label 299630.

What else is on the label?

Other ingredients: Glycerin, deionized Water, Blackberry juice concentrate, Citric Acid, Natural Flavors.

How many labels does Iron have?

One label is on file, entered on December 14, 2023.

  1. Label 299630 (current) Entered December 14, 2023 · on the market · 4 fluid ounces · UPC 8 98220 02116 1

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

Who makes it?

The label names Madre Labs, LLC (distributor), Irvine, CA, 92618. All California Gold Nutrition products.

Where next?