Optimum Nutrition Gold Standard Pre-Workout vs JNX Sports Shadow-X
Fair comparison based on price per gram of protein, quality and more.
Verdict
JNX Sports Shadow-X is the better deal at £0.85/per serving vs £0.85/per serving (0% cheaper).
| Property | ![]() Optimum Nutrition Gold Standard Pre-Workout | ![]() JNX Sports Shadow-X Best value |
|---|---|---|
| Price | £25.64 | £25.56 |
| Price/serving | £0.85 | £0.85 |
| Servings | 30 | 30 |
| Per serving | 11g | 9g |
| Weight | 330g | 270g |
| Clinical doses | 2 | 2 |
| Value score | 3.6 | 6.2 |
| Calories per shake | 10 kcal | 5 kcal |
| Type | Allround | Allround |
| Rating | 4.3(0 reviews) | 4.1(0 reviews) |

Optimum Nutrition Gold Standard Pre-Workout
- Price
- £25.64
- Price/serving
- £0.85
- Servings
- 30
- Per serving
- 11g
- Weight
- 330g
- Clinical doses
- 2
- Value score
- 3.6
- Calories per shake
- 10 kcal
- Type
- Allround
- Rating
- 4.3(0 reviews)

JNX Sports Shadow-X
Best value- Price
- £25.56
- Price/serving
- £0.85
- Servings
- 30
- Per serving
- 9g
- Weight
- 270g
- Clinical doses
- 2
- Value score
- 6.2
- Calories per shake
- 5 kcal
- Type
- Allround
- Rating
- 4.1(0 reviews)
Ingredient comparison
per serving

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.
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JNX Sports Shadow-X
Thermogenic pre-workout from JNX Sports with 200mg caffeine, 2g citrulline, and 2g beta-alanine. Focus on energy and concentration.
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