PlainVitamins

Zuum Pre-Workout Tiger's Blood

by UMZU · powder · 232 grams

  • On the market (NIH)
  • UPC 8 50015 51435 7
  • DSLD label 309633
  • Serving 11 to 22 g (11g/0.38 oz); amounts per 11 g
  • 21 servings

Zuum Pre-Workout Tiger's Blood by UMZU lists 7 ingredients, 7 with an amount per serving of 11 g, such as 100 mg of thiamine, 300 mcg of biotin, 90 mg of chloride and 160 mg of potassium, beside 5 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on October 24, 2024.

What is in Zuum Pre-Workout Tiger's Blood?

Each row as the label prints it, per serving of 11 g. 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).

Zuum Pre-Workout Tiger's Blood: Supplement Facts rows against the market (DSLD label 309633, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories35 Calories
Total Carbohydrates7 g2%Carbohydrate in Zuum Pre-Workout Tiger's Blood against 21,979 products7 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.7 g

Higher than 79% of 21,979 products listing carbohydrate (median 3 g).

Total Sugars6 gSugar in Zuum Pre-Workout Tiger's Blood against 11,807 products6 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.6 g

Higher than 84% of 11,807 products listing sugar (median 2 g).

Added Sugars6 g12%
Protein1 gProtein in Zuum Pre-Workout Tiger's Blood against 8,985 products1 g per serving; the middle half of products list 2 g to 24 g, the median 16 g.1 g

77% of 8,985 products listing protein give more (median 16 g).

Thiamineas Thiamine Hydrochloride100 mg8,333%Thiamin in Zuum Pre-Workout Tiger's Blood against 9,830 products100 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg100 mg

Higher than 94% of 9,830 products listing thiamin (median 5 mg).

Biotinas Biotin Dicalcium Phosphate300 mcg1,000%Biotin in Zuum Pre-Workout Tiger's Blood against 9,447 products300 mcg per serving; the middle half of products list 50 mcg to 300 mcg, the median 200 mcg.DV 30 mcg300 mcg

Higher than 53% of 9,447 products listing biotin (median 200 mcg).

Chlorideas Potassium Chloride90 mg4%Chloride in Zuum Pre-Workout Tiger's Blood against 1,476 products90 mg per serving; the middle half of products list 60 mg to 183.5 mg, the median 75 mg.DV 2,300 mgUL 3,600 mg90 mg

Higher than 57% of 1,476 products listing chloride (median 75 mg).

Sodiumas Sodium Citrate85 mg4%Sodium in Zuum Pre-Workout Tiger's Blood against 14,514 products85 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.85 mg

Higher than 60% of 14,514 products listing sodium (median 55 mg).

Potassiumas Nitrosigine, Potassium Chloride160 mg3%Potassium in Zuum Pre-Workout Tiger's Blood against 11,614 products160 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg160 mg

Higher than 69% of 11,614 products listing potassium (median 99 mg).

Nitrosigineas Arginine Silicate Inositol1,500 mgArginine silicate inositol in Zuum Pre-Workout Tiger's Blood against 274 products1.5 g per serving; the middle half of products list 0.75 g to 1.5 g, the median 1.37 g.1.5 g

Higher than 50% of 274 products listing arginine silicate inositol (median 1.37 g).

Caffeine, Naturalas Green Coffee150 mgCaffeine in Zuum Pre-Workout Tiger's Blood against 3,358 products150 mg per serving; the middle half of products list 100 mg to 275 mg, the median 200 mg.150 mg

57% of 3,358 products listing caffeine give more (median 200 mg).

L-Theanine100 mgTheanine in Zuum Pre-Workout Tiger's Blood against 1,602 products100 mg per serving; the middle half of products list 90 mg to 200 mg, the median 100 mg.100 mg

47% of 1,602 products listing theanine give more (median 100 mg).

NuLive Proprietaryas AstraGin50 mg

Source: NIH ODS Dietary Supplement Label Database, label 309633 (entered October 24, 2024), 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?

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 100 mg of thiamin is higher than 94% of the 9,830 thiamin products that print an amount; 163 list more.

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?

The products whose ingredient lists overlap most with Zuum Pre-Workout Tiger's Blood's, rare ingredients counting for more.

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: Do not exceed 2 scoops per day. Mix each scoop (serving) of zuum with 6-8 oz of water or beverage of choice. Start with 1 scoop or less to assess your tolerance. Consume prior to exercise on training days.
Warnings
Warning: This product is only intended for healthy adults, 18 years of age or older.
Do not exceed recommendations for suggested use.
Before using this product, consult a licensed , qualified healthcare professional if: You are taking any medications or other dietary supplements, or prescription drugs; or if you have been treated for, diagnosed with or have a family history of, any medical condition.
Immediately discontinue use and consult a licensed, qualified healthcare professional if you experience any adverse reaction to this product.
Not for use by women that are pregnant or nursing, trying to become pregnant, or men or women that are sensitive to caffeine.
Do not consume caffeine from other sources while taking this product as too much caffeine may cause nervousness, irritability, sleeplessness, and occasionally rapid heartbeat. Discontinue use two weeks prior to surgery. Consuming this product within 4 hours of bedtime may cause difficulty sleeping. Do not use if safety seal is broken or missing.
Keep out of reach of children.
Storage
Store in a cool dry place. Contents sold by weight not volume, some settling may occur.

Source: label statements in DSLD label 309633.

What else is on the label?

Other ingredients: Sugar Cane, Natural Flavors, Malic Acid, Citric Acid, Calcium Silicate, Beet Root Juice Extract, Stevia Leaf Extract, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Manufactured in the U.S.A in a GMP compliant facility.

How many labels does Zuum Pre-Workout Tiger's Blood have?

2 labels are on file under this name since April 22, 2021: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 309633 (current) Entered October 24, 2024 · on the market · 232 grams · UPC 8 50015 51435 7
  2. Label 246831 Entered April 22, 2021 · off the market March 9, 2023 · 326 grams · UPC 8 50015 51435 7

DSLD also links this label to: Zuum Lytes Strawberry Banana (flavor difference).

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

Who makes it?

The label names UMZU, LLC (manufacturer), Boulder, CO. All UMZU products.

Where next?