L-Theanine Powder

• 100% pure L-Theanine Powder.

• Found naturally in green tea.

• Popular nootropic often combined with caffeine.


Free Delivery on all UK Orders.

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What is L-Theanine Powder?

L-Theanine is a non-essential amino acid as it is produced by our bodies with help from other essential amino acids. It can be obtained through foods however in small amounts. This makes Peak Supps L-Theanine Powder an extremely convenient source.

L-Theanine has been shown to effectively cross the blood brain barrier. It is found naturally in green tea and is a popular nootropic. It is often taken with Caffeine for its synergistic effects on cognitive performance. It is also often added to Pre-workout supplements for its focus enhancing capabilities.

L-Theanine powder is suitable for those with a hectic lifestyle. It can be used as a pre or intra workout. It can be combined with Caffeine, Chromium Picolinate. It can also be used in combination with 5-HTP and L-Tryptophan as a pre-bed supplement.

Benefits of L-Theanine Powder:

  • 100% pure L-Theanine Powder.
  • Found naturally in green tea.
  • Popular nootropic often combined with caffeine.
  • Popular before bed supplement.
  • Suitable for vegans and vegetarians.

Who is L-Theanine suitable for?

Peak Supps L-Theanine Powder is suitable for those looking for a high-quality L-Theanine supplement. They are suitable for the general public and athletes.

If you’re currently taking medication, we would recommend checking with a doctor or medical professional before taking this supplement.

Recommended Intake

As a food supplement we recommend adding 200mg to your preferred amount of water or fruit juice, 1-2 times daily.

*Use an accurate measuring device (digital scales) to obtain desired dosage. (Scoops are not included or recommended due to inaccuracy).


100% L-Theanine Powder.

*Suitable for vegans and vegetarians.
*Product is GMO Free.



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