PlainVitamins

C4 Extreme Sour Batch Bros

by Nutrabolt · powder · 210 grams

  • On the market (NIH)
  • UPC 8 42595 11717 2
  • DSLD label 249436
  • Serving 7 g (Approx. 1 level scoop)
  • 30 servings

C4 Extreme Sour Batch Bros by Nutrabolt lists 6 ingredients, 6 with an amount per serving of 7 g, such as 2 g of CarnoSyn, 1 g of citrulline nitrate, 1 g of creatine nitrate and 200 mg of caffeine, beside 1 Nutrition Facts row (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on July 27, 2021.

What is in C4 Extreme Sour Batch Bros?

Each row as the label prints it, per serving of 7 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).

C4 Extreme Sour Batch Bros: Supplement Facts rows against the market (DSLD label 249436, January 2026 release)
IngredientAmount% DVAmong products listing it
Sodium55 mg2%Sodium in C4 Extreme Sour Batch Bros against 14,514 products55 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.55 mg

49% of 14,514 products listing sodium give more (median 55 mg).

CarnoSynas Beta-Alanine2 gBeta-Alanine in C4 Extreme Sour Batch Bros against 1,778 products2 g per serving; the middle half of products list 1.6 g to 3.2 g, the median 2 g.2 g

47% of 1,778 products listing beta-alanine give more (median 2 g).

Citrulline Nitrateas NitraMax1 gCitrulline in C4 Extreme Sour Batch Bros against 1,209 products1 g per serving; the middle half of products list 1 g to 5 g, the median 3 g.1 g

73% of 1,209 products listing citrulline give more (median 3 g).

Creatine Nitrate1 gCreatine in C4 Extreme Sour Batch Bros against 1,768 products1 g per serving; the middle half of products list 1.11 g to 5 g, the median 2.5 g.1 g

75% of 1,768 products listing creatine give more (median 2.5 g).

Caffeineas Caffeine Anhydrous200 mgCaffeine in C4 Extreme Sour Batch Bros against 3,358 products200 mg per serving; the middle half of products list 100 mg to 275 mg, the median 200 mg.200 mg

34% of 3,358 products listing caffeine give more (median 200 mg).

N-Acetyl-L-Tyrosine200 mgN-Acetyl Tyrosine in C4 Extreme Sour Batch Bros against 344 products200 mg per serving; the middle half of products list 100 mg to 500 mg, the median 250 mg.200 mg

58% of 344 products listing N-acetyl tyrosine give more (median 250 mg).

Huperzine Aas Toothed Clubmoss extract50 mcgHuperzine in C4 Extreme Sour Batch Bros against 589 products50 mcg per serving; the middle half of products list 50 mcg to 200 mcg, the median 100 mcg.50 mcg

64% of 589 products listing huperzine give more (median 100 mcg).

Source: NIH ODS Dietary Supplement Label Database, label 249436 (entered July 27, 2021), 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 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 C4 Extreme Sour Batch Bros'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: Take one serving (approx. 1 scoop) of C4 Extreme mixed with 6 fl. oz. of water, 20-30 minutes before training.
Warnings
Some individuals may experience a harmless tingling sensation, which is attributable to Beta-Alanine. Use only as directed.
Warning: This product is only intended for healthy adults, 18 years of age or older. This product contains caffeine and should not be used in combination with caffeine or stimulants from other sources. Discontinue use 2 weeks prior to surgery. Immediately discontinue use and contact a medical doctor if you experience any adverse reaction to this product. Do not use this product continuously for more than 8 weeks. Do not use if safety seal is broken or missing. This product contains caffeine and should not be used in combination with caffeine or stimulants from other sources. Discontinue use 2 weeks prior to surgery. Immediately discontinue use and contact a medical doctor if you experience any adverse reaction to this product. Do not use this product continuously for more than 8 weeks. Do not use if safety seal is broken or missing.
Do not use if pregnant, nursing, currently taking PDE5 inhibitors or nitrates for chest pain. Before taking this product, consult a licensed, qualified, health care professional, especially if you are taking any other dietary supplement, prescription drug or over-the-counter medication; of if, you suspect you have or have been treated for, diagnosed with or have a family history of, any medical condition.
Keep out of reach of children.
Allergens and what it does not contain
Clean No artificial dyes. No artificial flavors. No proprietary blends.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 249436.

What else is on the label?

Other ingredients: Citric Acid, Silicon Dioxide, Natural Flavors, Sodium Bicarbonate, Calcium Silicate, Sucralose, Malic Acid, Acesulfame Potassium, Beta-Carotene, Spirulina extract.

How many labels does C4 Extreme Sour Batch Bros have?

One label is on file, entered on July 27, 2021.

  1. Label 249436 (current) Entered July 27, 2021 · on the market · 210 grams · UPC 8 42595 11717 2

DSLD also links this label to: C4 Extreme Watermelon (flavor difference), C4 Extreme Icy Blue Razz (flavor difference), C4 Extreme Fruit Punch (flavor difference), C4 Extreme Midnight Cherry (flavor difference), C4 Extreme Ultra Frost (flavor difference), C4 Extreme Blueberry Lemonade (flavor difference), C4 Extreme Cherry Limeade (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 Nutrabolt (distributor), Austin, TX. All Nutrabolt products.

Where next?