Optimum Nutrition Gold Standard Pre-Workout vs JNX Sports Shadow-X
Fair comparison based on price per gram of protein, quality and more.
Verdict
Optimum Nutrition Gold Standard Pre-Workout is the better deal at $0.71/per serving vs $1.15/per serving (38% cheaper).
| Property |  Optimum Nutrition Gold Standard Pre-Workout Best value |  JNX Sports Shadow-X |
|---|---|---|
| Price | $21.24 | $34.39 |
| Price/serving | $0.71 | $1.15 |
| Servings | 30 | 30 |
| Per scoop | 11g | 9g |
| Weight | 330g | 270g |
| Clinical doses | 2 | 2 |
| Value score | 2.8 | 1.7 |
| 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
- $21.24
- Price/serving
- $0.71
- Servings
- 30
- Per scoop
- 11g
- Weight
- 330g
- Clinical doses
- 2
- Value score
- 2.8
- Calories per shake
- 10 kcal
- Type
- Stimulant
- Rating
- ⭐ 4.3 (0 reviews)
JNX Sports Shadow-X
- Price
- $34.39
- Price/serving
- $1.15
- Servings
- 30
- Per scoop
- 9g
- Weight
- 270g
- Clinical doses
- 2
- Value score
- 1.7
- 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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JNX Sports Shadow-X
Thermogenic pre-workout from JNX Sports with 200mg caffeine, 2g citrulline, and 2g beta-alanine. Focus on energy and concentration.
Pros
- ✓ 200mg caffeine
- ✓ 2g beta-alanine
- ✓ Thermogenic effect
Cons
- ✗ 2g citrulline below clinical dose
- ✗ No creatine
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