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Supplement

L-theanine

uit Camellia sinensis

L-theanine is an amino acid naturally found in (green) tea. It is taken for a feeling of calm focus.

Common uses

  • Taken for calm focus
  • Sometimes combined with caffeine

Dosage & use

Often 100–200 mg. Effects are subtle and short-lived.

Cautions

Generally well tolerated. Consult for blood pressure or anxiety medication.

Sources

  • Thuisarts.nl
  • Voedingscentrum
  • EFSA — beoordeelde gezondheidsclaims

Informational only, not medical advice and not a diagnosis. If you have symptoms or take medication, always consult a doctor or pharmacist.