Guarana Energizer

by Source Naturals · tablet or pill · 100 tablets

On the market (NIH)
UPC 0 21078 00232 1
DSLD label 72388
Serving 1 tablet

Guarana Energizer by Source Naturals lists 2 ingredients, 2 with an amount per serving of 1 tablet, such as 33 mg of calcium and 900 mg of guarana seed ext.. Its current label entered the NIH Dietary Supplement Label Database on March 24, 2017.

What is in Guarana Energizer?

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

Guarana Energizer: Supplement Facts rows against the market (DSLD label 72388, January 2026 release)
Ingredient	Amount	% DV	Among products listing it
Calcium	33 mg	3%	83% of 17,831 products listing calcium give more (median 115 mg). Per day at the most servings: 66 mg.
Guarana seed ext.as CaffeineGuarana seed ext. (Form: 22% Caffeine)	900 mg		Higher than 90% of 317 products listing guarana (median 125 mg). Per day at the most servings: 1,800 mg.

Source: NIH ODS Dietary Supplement Label Database, label 72388 (entered March 24, 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?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

Its 900 mg of guarana is higher than 90% of the 317 guarana products that print an amount; 27 list more.

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.

Thermojetics Nature's Raw GuaranaHerbalife · off the market same ingredients
Super Guarana 1200 mgVitamin World same ingredients
Super Guarana 1200 mgGood 'N Natural · off the market same ingredients
Super Guarana 1,200 mgHerbal Secrets · off the market same ingredients
Super Guarana 1200 mgBest Naturals same ingredients
N-R-G Nature's Raw GuaranaHerbalife · off the market 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: 1 tablet up to twice daily. If stomach upset occurs, take with food.
Warnings: Do not use if either tamper-evident seal is broke or missing.; Keep out of reach of children.; Caution: For adult use only. Each tablet contains approximately 200 mg of naturally occurring caffeine, which is 1 to 2 times the amount in one cup of coffee. Caffeine may cause nervousness, irritability, sleeplessness or rapid heartbeat.; If you are pregnant, may become pregnant, breastfeeding, or have fibrocystic breast disease, consult your health care professional before using this product.; Contains wheat.
Allergens and what it does not contain: Contains no yeast, dairy, egg or soy. Contains no sugar, salt, preservatives, or artificial color, flavor or fragrance.

Source: label statements in DSLD label 72388.

What else is on the label?

Other ingredients: Sorbitol, Dibasic Calcium Phosphate, modified Cellulose Gum, Silica, Stearic Acid.

How many labels does Guarana Energizer have?

One label is on file, entered on March 24, 2017.

Label 72388 (current) Entered March 24, 2017 · on the market · 100 tablets · UPC 0 21078 00232 1

DSLD also links this label to: Guarana Energizer 900 mg (package size difference, same product), Guarana Energizer 900 mg (package size difference, same product), Guarana Energizer 900 mg (package size difference, same product), Guarana Energizer 900 mg (package size difference, same product).

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.