C4 Whey Protein Powder
C4

C4 Whey Protein Powder

Reese's Peanut Butter & Chocolate - 25g Protein, 0g Added Sugar, 140 Calories Per Serving, Supports Muscle…

$43.41$44.99Save 4%4.6(1,019 reviews)
Mubboo Score B
Buy on Amazon $43.41

Price as of 2026-06-03. Check Amazon for the current price.

Quick Decision

Mubboo Score
B
Best For
Those who want a top-rated option
Reviews
1,019+ · reliable

Is This Right For You?

✅ Great for
  • Those who want a top-rated option — in the top 11% of Protein Powder by rating
💡 Consider instead
  • Orgain Organic Vegan Protein + 50 Superfoods Powder — 56% cheaper at $19 (Score A)
  • BSN SYNTHA-6 Whey Protein Powder — higher rated at 4.7/5 ($60)

📊 Based on data analysis of 66 products in this category.

Mubboo Score: B

Quality9.2/10
based on 4.6/5 customer rating
Popularity6.0/10
1,019 reviews, top 79% in Protein Powder
Value5.9/10
priced below 59% of Protein Powder
How we calculate the Mubboo Score

Quality (45%): customer rating, normalized to a 10-point scale

Popularity (35%): review volume vs the category leader, log-scaled

Value (20%): price position vs other Protein Powder

Computed from live Amazon rating, review count, and price across 66 Protein Powder · last refreshed 2026-06-03.

How It Compares

This Product
C4 Whey Protein Powder
Most Popular
Optimum Nutrition Gold Standard 100% Whey Protein Powder
Best Rated
BSN SYNTHA-6 Whey Protein Powder
Best Value
Orgain Organic Vegan Protein + 50 Superfoods Powder
Price$43.41$42.38$59.99$19.19
Rating4.6/54.6/54.7/54.4/5
Reviews1,01998,6769,6946,154
Mubboo ScoreBAB+A

What People Say

Synthesized from 40 reviews · 100% verified purchases.

Use a shaker with a metal ball for smooth blending, especially with cold milk or water. Those with taste sensitivities or allergies should check flavor reviews and ingredient lists carefully.

Praised for
  • Clump-free mixability in various liquids
  • Pleasant, not overly sweet flavor
  • Digestive comfort with no bloating or stomach issues
  • Clean, simple ingredients with organic or no-additive options
  • Good value for the quality and serving size
Common complaints
  • Chalky or artificial aftertaste in some plant-based powders
  • Mixing difficulties with hot liquids or plastic blender balls
  • Packaging flaws such as zippers that don't seal or scoops buried deep

Expert Picks in Protein Powder

cnet
  • Huel Complete Protein — Best complete plant-based protein powder
  • Ascent Native Fuel Whey Protein Powder — Best overall whey-based protein powder
  • Myprotein Impact Whey Isolate — Best unflavored whey-based protein powder
  • Orgain Organic Protein Powder — Best plant-based protein powder to buy in bulk

Category recommendations from independent expert publications. Source links in References.

Related Video Reviews

Key Features

  • UNRIVALED FLAVOR: Savor every serving with the taste of HERSHEY'S Milk Chocolate, REESE'S Peanut Butter & Chocolate, and smooth Vanilla Bean.
  • MUSCLE SUPPORT: Build and preserve lean muscle with 25g of high-quality whey protein and 0g of added sugar.
  • POST-WORKOUT RECOVERY: Improves overall recovery and preserve muscle.
  • THE WHEY YOU WANT IT: Mix with water or incorporate to recipes for an easy boost of protein.

Source: product listing on Amazon.

About C4

  • 9 products in our database
  • Average rating: 4.5/5 across all products
  • Price range: $19.59$47.56
  • Categories: Pre-Workout Supplements, Protein Powder

Other Protein Powder

Bottom Line

C4 Whey Protein Powder earns Mubboo Score B. Priced at $43 — a mid-range option, below the category average of $47. Rated 4.6/5 from 1,019+ reviews. Strong buy if: those who want a top-rated option.

Buy on Amazon $43.41Last verified: 2026-06-03

Frequently Asked Questions

Is the C4 Whey Protein Powder worth buying in 2026?

It earns a Mubboo Score of B, with a 4.6/5 rating from 1,019 reviews — better than 89% of Protein Powder we track.

How much does the C4 Whey Protein Powder cost?

It is currently $43.41 — mid-tier pricing for Protein Powder.

How does the Whey Protein Powder compare to other Protein Powder?

The category's most-reviewed alternative is the Optimum Nutrition Gold Standard 100% Whey Protein Powder (4.6/5, 98,676 reviews, $42.38). The Whey Protein Powder carries a Mubboo Score of B vs A.

Sources & References

Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-03) and may change.