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Zombie Labs Infected High Stim Pre Workout
Zombie Labs Infected High Stim Pre Workout
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Zombie Labs Infected High Stim Pre-Workout is a high-stimulant pre-workout that combines caffeine and synephrine with L-citrulline malate, taurine and focus ingredients such as L-tyrosine and alpha-GPC. The 400 g tub holds 40 scoops of 10 g. It comes in Gruesome Grape, Orange Mango Madness, Raspberry Ripper, Toxic Tropic and Vicious Vanilla Cola.
Key features
- Label caution: 325 mg caffeine and 30 mg synephrine per two scoops (about 162.5 mg caffeine per scoop)
- 3,000 mg L-citrulline malate (2:1) per 10 g scoop
- 500 mg taurine per scoop
- Also contains theobromine, hordenine (from barley), Huperzia serrata and B vitamins
- 40 scoops per 400 g tub
Nutrition information
Per 10 g scoop (Gruesome Grape). Values vary slightly between flavours. Only values that agree across the label sources we checked are shown.
| Nutrient | Per serve |
|---|---|
| Energy | 78 kJ |
| Protein | 0.8 g |
| Fat, total | 0.1 g |
| Saturated fat | 0.0 g |
| Carbohydrate | 3.8 g |
| Sugars | 0.9 g |
| Sodium | 7 mg |
| Potassium | 23 mg |
| L-citrulline malate (2:1) | 3,000 mg |
| Taurine | 500 mg |
| Juniperus communis | 100 mg |
| Theobromine | 50 mg |
| Folic acid | 200 mcg |
| Vitamin B12 | 50 mcg |
| Caffeine (label caution) | 325 mg per 2 scoops (about 162.5 mg per scoop) |
| Synephrine (label caution) | 30 mg per 2 scoops |
How to use
Start with half a scoop to check your tolerance. One 10 g scoop mixed with water about 20 minutes before training is the standard serve. Do not exceed the label directions and do not combine it with other caffeine or stimulant products.
Good to know
- Caution: contains caffeine and synephrine, 325 mg caffeine and 30 mg synephrine per two scoops.
- Phenylketonurics: contains phenylalanine.
- Not suitable for children under 15 years of age or pregnant women. Should only be used under medical or dietetic supervision. Not a sole source of nutrition; use with an appropriate training or exercise program.
- Store in a cool, dry place out of direct sunlight.
- Athletes who are drug tested should choose batch-tested products (for example HASTA or Informed Sport certified) and check with their sport.
FAQs
How much caffeine is in Infected?
The label caution lists 325 mg of caffeine per two scoops, which is about 162.5 mg per 10 g scoop. Ingredient panels for this product have changed over time, so check the caution statement on your tub, and start with half a scoop.
What is synephrine?
Synephrine is a compound from bitter orange (Citrus aurantium), which the label lists as an ingredient. Infected provides 30 mg per two scoops. Because it adds to the stimulant load from caffeine, avoid other stimulant products, and speak with your doctor first if you have a heart condition or take medication.
Why does the tub say 40 scoops?
Zombie Labs labels one scoop as a 'Half Bitten' serve and two scoops as a 'Full Zombie' serve. The 400 g tub gives 40 one-scoop serves or 20 two-scoop serves, and the caffeine doubles at two scoops.
Is it suitable for beginners?
No. It is a high-stimulant formula with both caffeine and synephrine. If you are new to pre-workouts, start with a lower-caffeine product; our pre-workout guide explains what to compare, including caffeine per scoop.
Label details checked against the Zombie Labs label panel on 9 October 2026. Formulas can change, so always check the label on the product you buy.
Always read the label and follow the directions for use.
Free standard shipping on orders of $99.99 AUD or more within Australia.
Orders under $99.99 ship for a flat $12.98 AUD.
Delivery estimates are shown at checkout. In-store pickup is available at our Melbourne stores.
Zombie Labs Infected High Stim Pre Workout
We'll email you once when this option is back online. You can also check stock at your nearest Supps247 store.
Done. We'll email you when it's back in stock.
Sorry, that didn't go through. Please check your email address and try again.
Zombie Labs Infected High Stim Pre-Workout is a high-stimulant pre-workout that combines caffeine and synephrine with L-citrulline malate, taurine and focus ingredients such as L-tyrosine and alpha-GPC. The 400 g tub holds 40 scoops of 10 g. It comes in Gruesome Grape, Orange Mango Madness, Raspberry Ripper, Toxic Tropic and Vicious Vanilla Cola.
Key features
- Label caution: 325 mg caffeine and 30 mg synephrine per two scoops (about 162.5 mg caffeine per scoop)
- 3,000 mg L-citrulline malate (2:1) per 10 g scoop
- 500 mg taurine per scoop
- Also contains theobromine, hordenine (from barley), Huperzia serrata and B vitamins
- 40 scoops per 400 g tub
Nutrition information
Per 10 g scoop (Gruesome Grape). Values vary slightly between flavours. Only values that agree across the label sources we checked are shown.
| Nutrient | Per serve |
|---|---|
| Energy | 78 kJ |
| Protein | 0.8 g |
| Fat, total | 0.1 g |
| Saturated fat | 0.0 g |
| Carbohydrate | 3.8 g |
| Sugars | 0.9 g |
| Sodium | 7 mg |
| Potassium | 23 mg |
| L-citrulline malate (2:1) | 3,000 mg |
| Taurine | 500 mg |
| Juniperus communis | 100 mg |
| Theobromine | 50 mg |
| Folic acid | 200 mcg |
| Vitamin B12 | 50 mcg |
| Caffeine (label caution) | 325 mg per 2 scoops (about 162.5 mg per scoop) |
| Synephrine (label caution) | 30 mg per 2 scoops |
How to use
Start with half a scoop to check your tolerance. One 10 g scoop mixed with water about 20 minutes before training is the standard serve. Do not exceed the label directions and do not combine it with other caffeine or stimulant products.
Good to know
- Caution: contains caffeine and synephrine, 325 mg caffeine and 30 mg synephrine per two scoops.
- Phenylketonurics: contains phenylalanine.
- Not suitable for children under 15 years of age or pregnant women. Should only be used under medical or dietetic supervision. Not a sole source of nutrition; use with an appropriate training or exercise program.
- Store in a cool, dry place out of direct sunlight.
- Athletes who are drug tested should choose batch-tested products (for example HASTA or Informed Sport certified) and check with their sport.
FAQs
How much caffeine is in Infected?
The label caution lists 325 mg of caffeine per two scoops, which is about 162.5 mg per 10 g scoop. Ingredient panels for this product have changed over time, so check the caution statement on your tub, and start with half a scoop.
What is synephrine?
Synephrine is a compound from bitter orange (Citrus aurantium), which the label lists as an ingredient. Infected provides 30 mg per two scoops. Because it adds to the stimulant load from caffeine, avoid other stimulant products, and speak with your doctor first if you have a heart condition or take medication.
Why does the tub say 40 scoops?
Zombie Labs labels one scoop as a 'Half Bitten' serve and two scoops as a 'Full Zombie' serve. The 400 g tub gives 40 one-scoop serves or 20 two-scoop serves, and the caffeine doubles at two scoops.
Is it suitable for beginners?
No. It is a high-stimulant formula with both caffeine and synephrine. If you are new to pre-workouts, start with a lower-caffeine product; our pre-workout guide explains what to compare, including caffeine per scoop.
Label details checked against the Zombie Labs label panel on 9 October 2026. Formulas can change, so always check the label on the product you buy.
Always read the label and follow the directions for use.
Free standard shipping on orders of $99.99 AUD or more within Australia.
Orders under $99.99 ship for a flat $12.98 AUD.
Delivery estimates are shown at checkout. In-store pickup is available at our Melbourne stores.




