Poison X is a pre-workout supplement made by TF7 Labs.

It’s a simple formula, which is designed to boost energy, pumps, and performance for better workouts.

TF7 is a supplement company based in the UK.

Ingredients Label

Active Ingredients

Citrulline Malate

Citrulline malate boosts nitric oxide levels, which cause vasodilation.

Vasodilation is an expansion of the blood vessels, which improves pumps and endurance during exercise (1).

An effective dose is 6-8g.

Beta Alanine

Beta alanine is an endurance-enhancing compound.

It’s used by the body to make carnosine, which delays the effects of fatigue (2).

The effective dose is about 2-5g.

Arginine AKG

Arginine is another amino acid which increases nitric oxide levels.

The AKG form of arginine has been shown to be better absorbed than others (3).

Taurine

Taurine an amino acid that controls the absorption of nutrients into the muscles.

Research shows that it can reduce fatigue (4).

Caffeine

Caffeine is a popular stimulant for its energy-boosting properties.

It’s also been shown to improve athletic performance too, when taken at higher doses (5).

The effective dose ranges between 200-500mg.

Who Takes It?

Athletes wanting to boost their workout performance and energy may enjoy using Poison X.

How to Take

Mix 1 scoop (12g) with 250mL water, and consume 30 minutes before your workout.

Side Effects

May upset the stomach if taken without sufficient water or food.

Beta alanine may trigger a harmless tingling sensation in the face and skin.

Pros

Uses well-studied and proven ingredients only
Mostly effective doses
Huge 66 servings per container.

Cons

Minimalistic ingredient profile, with only core ingredients included
Doesn’t cater much to mood, focus, or power output.

Conclusion

Poison X is a very simple pre-workout formula, which combines the core ingredients that we would expect in an effective pre-workout.

Although there aren’t many ingredients in this formula, they’re all well-proven and presented in effective doses.

You can expect a good boost to energy and endurance, but this formula may fall short in terms of a mental boost, pumps and power.