Safety & Dosage
How Much Caffeine Should Gamers Have in a Day?
A clear breakdown of daily caffeine limits, how Levelz gummies compare to coffee and energy drinks, and how to avoid overdoing it.
Co-founder, Finance & Planning
Posts by Justin
Justin co-founded Levelz Energy and handles finance and planning. He writes about cost per serving, dosing and how to read a label.
Buying Guides
Best Low-Sugar Energy Products for Gamers in 2026
Zero and low-sugar energy options for gaming, ranked. Plus what the UK's tightening sugar tax rules mean for your favourite brands.
Ingredients
L-Theanine and Caffeine: Why This Combination Works for Gamers
L-theanine smooths out caffeine's jittery edge, giving calm, sustained focus. Here's how the pairing works and why it's in Levelz.
Safety & Dosage
Are Energy Gummies Safe for Adults? Caffeine, Dosage and Side Effects Explained
How much caffeine is in energy gummies, who shouldn't take them, and what side effects to watch for. A clear guide for adults.
Ingredients
What Is Lion's Mane and Why Do Gamers Use It?
Lion's Mane is a functional mushroom extract used to support focus and mental clarity. Here's what it does and why it's in Levelz gummies.
Comparisons
Energy Gummies vs Energy Powder Tubs: Which Is Better for Gaming?
Energy gummies or powder tubs, which suits your gaming setup? We compare mess, dosing, cost and taste so you can pick the right one.
More from Levelz
Browse the full set of guides, or see the two flavours in the shop.