PlainVitamins

Kava

by Source Naturals · liquid · 4 fl. Oz.

  • On the market (NIH)
  • UPC 0 21078 02722 5
  • DSLD label 81405
  • Serving 1 ml (1 1/2 droppers)

Kava by Source Naturals lists one ingredient: 1 mL of kava root extract per serving of 1 ml. Its current label entered the NIH Dietary Supplement Label Database on December 22, 2017.

What is in Kava?

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

Kava: Supplement Facts rows against the market (DSLD label 81405, January 2026 release)
IngredientAmount% DVAmong products listing it
Kava root extract1 mL

Source: NIH ODS Dietary Supplement Label Database, label 81405 (entered December 22, 2017), 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 1 to 2 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.

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 1/2 dropperfuls 1 to 2 times daily.
Shake well before using.
Warnings
Warning: US FDA advises that a potential risk of rare, but severe, liver injury may be associated with kava-containing dietary supplements.
Ask a healthcare professional before use if you have or have had liver problems, frequently use alcoholic beverages or are taking any medication.
Not for use by persons under 18 years of age, or by women who are pregnant, may become pregnant, or breastfeeding.
Not for use with alcoholic beverages. Excessive use or use with products that cause drowsiness may impair your ability to operate a vehicle or heavy equipment.
Do not use if tamper-evident seal is broken or missing.
Keep out of the reach of children.

Source: label statements in DSLD label 81405.

What else is on the label?

Other ingredients: organic Grain Alcohol, deionized Water.

How many labels does Kava have?

2 labels are on file under this name since December 22, 2017: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 81405 (current) Entered December 22, 2017 · on the market · 4 fl. Oz. · UPC 0 21078 02722 5
  2. Label 81403 Entered December 22, 2017 · on the market · 2 fl. Oz. · UPC 0 21078 02721 8

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.

Where next?