Alpinia galanga extract enXtra®
The branded botanical selected for the caffeine-free stack.
What's in it
Our Active Stack
300mg
Citicoline
A premium choline source within the formula.
L-Tyrosine
An amino acid included for demanding work blocks.
L-Theanine
A complementary amino acid within the stack.
Magnesium
Contributes to normal energy-yielding metabolism and psychological function.
Zinc
Contributes to normal cognitive function.
Pantothenic acid
Contributes to normal mental performance and reduced tiredness.
Vitamin B6
Contributes to normal psychological function and reduced tiredness.
Selected ingredient researchOpen the evidence library
EnXtra® · human studyAlertness and fatigue in healthy adultsDirectly examines the branded Alpinia galanga extract used in Lock In.
Citicoline · healthy volunteersVigilance and visual working memoryHuman evidence relevant to citicoline and attention-heavy tasks.
L-Tyrosine · evidence reviewThinking under demanding conditionsA review of tyrosine research in periods of acute cognitive demand.
L-Theanine · healthy adultsStress-related symptoms and cognitionUseful context for the formula’s calmer counterweight.
These papers concern individual ingredients, not clinical testing of the finished Lock In formula.
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