Optimum Nutrition Gold Standard Pre-Workout vs 5% Nutrition 5150
Fair comparison based on price per gram of protein, quality and more.
Verdict
Optimum Nutrition Gold Standard Pre-Workout is the better deal at £0.87/per serving vs £1.46/per serving (41% cheaper).
| Property |  Optimum Nutrition Gold Standard Pre-Workout Best value |  5% Nutrition 5150 |
|---|---|---|
| Price | £26.00 | £43.85 |
| Price/serving | £0.87 | £1.46 |
| Servings | 30 | 30 |
| Per scoop | 11g | 10g |
| Weight | 330g | 300g |
| Clinical doses | 2 | 3 |
| Value score | 2.3 | 2.0 |
| Calories per shake | 10 kcal | 5 kcal |
| Type | Stimulant | Stimulant |
| Rating | ⭐ 4.3 (0 reviews) | ⭐ 4.1 (0 reviews) |
Optimum Nutrition Gold Standard Pre-Workout
Best value- Price
- £26.00
- Price/serving
- £0.87
- Servings
- 30
- Per scoop
- 11g
- Weight
- 330g
- Clinical doses
- 2
- Value score
- 2.3
- Calories per shake
- 10 kcal
- Type
- Stimulant
- Rating
- ⭐ 4.3 (0 reviews)
5% Nutrition 5150
- Price
- £43.85
- Price/serving
- £1.46
- Servings
- 30
- Per scoop
- 10g
- Weight
- 300g
- Clinical doses
- 3
- Value score
- 2.0
- Calories per shake
- 5 kcal
- Type
- Stimulant
- Rating
- ⭐ 4.1 (0 reviews)
Optimum Nutrition Gold Standard Pre-Workout
Optimum Nutrition's pre-workout with 175mg caffeine, 3g creatine, and 1.5g citrulline. Mild but reliable — ideal for beginners who trust ON.
Pros
- ✓ 175mg caffeine (mild, good for beginners)
- ✓ 3g creatine monohydrate
- ✓ ON quality and reputation
- ✓ 30 servings
Cons
- ✗ 1.5g citrulline (far below clinical dose)
- ✗ 1.5g beta-alanine (below clinical dose)
- ✗ Less powerful than competitors
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5% Nutrition 5150
Hardcore pre-workout with 400mg caffeine from multiple sources, 4g citrulline, and 2.5g beta-alanine. Not for beginners — one of the strongest pre-workouts on the market.
Pros
- ✓ 400mg caffeine (very high)
- ✓ 4g citrulline
- ✓ 2.5g CarnoSyn beta-alanine
- ✓ B-vitamins
Cons
- ✗ Extremely high caffeine - not for beginners
- ✗ No creatine
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