Other ingredients
Theacrine / TeaCrine
Names you may see: theacrine TeaCrine teacrine kucha
The quick take
Theacrine is a compound used in some energy and focus supplements. TeaCrine is a branded source.
A closer look
What forms will I see on a label?
TeaCrine and caffeine are different ingredients and may appear together. Compare each amount rather than treating them as milligram-for-milligram substitutes.
Why people use it
TeaCrine is marketed for energy, focus and motivation, including in pre-workout formulas. Products may combine it with caffeine, so the full formula matters.
These are common goals and marketing uses. The evidence section below explains what research supports.
What does the evidence tell us?
An eight-week trial assessed a specific TeaCrine preparation in healthy adults. Short-term findings do not establish long-term safety or guaranteed energy benefits for every user.
What should I know before using it?
Check the full stimulant profile and avoid assuming that a caffeine-free formula cannot affect sleep or individual tolerance.
Sources & further reading
Published clinical study (PubMed) ↗
Content reviewed: September 30, 2026
General educational information. Follow the product label and seek individual advice when needed.