PRE-ORDER (READ BELOW)

Try SHARPSTACK before committing to the full stack.

This 5 day trial gives you the full SHARPSTACK system in sample form — built around energy, calm, drive, and clarity.

What's in the trial

Each trial pack includes 4 individual supplement packs:

• Caffeine 100mg — for clean energy and alertness
• L-Theanine 200mg — for calm, smoother focus
• L-Tyrosine 500mg — for drive and mental performance
• Lion's Mane 1000mg — for clarity and daily cognitive support

SHARPSTACK is made for people who want to feel more switched on without overcomplicating their supplement routine. Use it before work, study, training, deep focus sessions, or any day where you need to lock in.

The goal is simple: cleaner energy, better focus, more drive, and a calmer headspace.

What's included

• 5 days of Caffeine
• 5 days of L-Theanine
• 5 days of L-Tyrosine
• 5 days of Lion's Mane
• 10% off your full 30 day stack pre-order

How to use

Start with one serving in the morning:

• 1 Caffeine
• 1 L-Theanine
• 1 L-Tyrosine
• 1 Lion's Mane

Optional second serving later:

• 1 Caffeine
• 1 L-Theanine
• 1 L-Tyrosine

Avoid caffeine late in the day.

Trial bonus

Every trial pack includes a discount code for 10% off the full SHARPSTACK 30 Day Stack.

Try it properly for 5 days. See how it feels. Then decide if you want the full stack.

Important

Contains caffeine. Not recommended for children, pregnant or breastfeeding women, or people sensitive to caffeine. Consult a healthcare professional before use if taking medication, managing a medical condition, or unsure.

Dietary supplement. Not intended to diagnose, treat, cure, or prevent any disease.