C4 Ultimate Shred Pre-Workout
vs Crack Primal Pre Workout
Ingredient & Score Comparison
Last updated: Feb 2026
PwrRanks Verdict
Score Comparison
Objective scores based on ingredient dosing — 0 to 1 scale
C4 Ultimate Shred Pre-Workout delivers more performance per dollar than Crack Primal Pre Workout — based on how both products compare to the broader pre-workout market.
Ingredient Comparison
C4 Ultimate Shred vs Crack Primal — dosing per serving
| Ingredient | Objective | C4 Ultimate Shred | Crack Primal |
|---|---|---|---|
| Caffeine Yield | Energy | 300mg | 238mg |
| Eria Jarensis | Energy | — | 300mg |
| DMHA (Plant-Claimed) | Energy | — | 250mg |
| Theacrine | Energy | 10mg | — |
| Alpha Yohimbine | Energy | 1mg | 2mg |
| L-Citrulline Malate | Pump | — | 6g |
| L-Citrulline | Pump | 3g | — |
| Betaine Anhydrous | Pump | 1.3g | — |
| Agmatine | Pump | — | 1g |
| L-Tyrosine | Focus | 1g | 500mg |
| Alpha-GPC | Focus | — | 500mg |
| Noopept | Focus | — | 30mg |
| Huperzine | Focus | 5mg | — |
| Beta-Alanine | - | 3.2g | 3.2g |
| L-Arginine | - | 3g | — |
| Beta PEA | - | — | 500mg |
| MitoBurn | - | 250mg | — |
| PeptiPump® Bioactive Lentil Peptides | - | 200mg | — |
| Halostachine | - | — | 150mg |
| Oligonol® lychee fruit extract and Green Tea leaf extract | - | 100mg | — |
| Dynamine | - | 50mg | — |
| Grains of Paradise Extract | - | 40mg | — |
| Synephrine HCl | - | — | 25mg |
| Cayenne fruit extract | - | 20mg | — |
| Naringin Extract | - | — | 13mg |
Who Should Buy Each
Matching products to training goals and stim tolerance
Choose C4 Ultimate Shred If…
- ✓You want sharp mental focus that lasts through the full session
- ✓You want some pump support without it dominating the formula
Choose Crack Primal If…
- ✓You want a powerful pre-workout and are comfortable using it 2–3 times per week max
- ✓You want euphoric, mood-elevating formula
- ✓You want nootropic-grade cognitive enhancement alongside your training
Frequently Asked Questions
Common questions about these two pre-workouts
C4 Ultimate Shred Pre-Workout has 300mg total caffeine per serving compared to 238mg in Crack Primal Pre Workout.
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How PwrRanks Scores Pre-Workouts
Our methodology
PwrRanks scores every pre-workout by analyzing its ingredient label algorithmically. We generate four objective scores — Energy, Pump, Focus, and Value — that reflect what's in the tub, not how the product is marketed. Value scores are calculated using live pricing data to reflect real cost-per-serving at time of comparison.