Source Naturals

Amino Acid Powder

Source Naturals Serene Science L-Theanine Powder, 20.5 g (0.7 oz)

20.5 g (0.7 oz)

  • Source Naturals Serene Science L-Theanine Powder, 20.5 g

Source Naturals

Amino Acid Powder

Source Naturals Serene Science L-Theanine Powder, 20.5 g (0.7 oz)

20.5 g (0.7 oz)

Ships from the US · arrives in 1–2 weeks. Delivery info

Pure L-theanine amino acid powder from the Serene Science range, 20.5 g.

Product details

Pure L-theanine powder

L-theanine is an amino acid found naturally in green tea. This product is a pure powder, sold in a 20.5 g container.

A flexible powder format

As a powder, it can be measured out rather than swallowed as a capsule. Follow the label for the amount in a serving.

What comes in the pack

You receive one 20.5 g container from the Serene Science line.

How to use

Measure the powder as shown on the label and mix it into water or another drink, following the serving directions printed on the label.

Before you choose

Our source data for this product has no facts panel, so check the label for the serving size and other ingredients. Food supplement. Do not exceed the recommended daily intake. Not a substitute for a varied diet. Keep out of reach of children. Consult a doctor before use if pregnant, breastfeeding, taking medication or under medical supervision. US-market product: packaging and label wording may differ from UK versions.

About the brand

Source Naturals

American supplement brand offering multivitamins, lutein and other vitamin and mineral formulas in tablet and capsule form.

Shop all Source Naturals

Delivery & returns

This item ships from the USA and takes longer to arrive. The standard UK-stock delivery estimates do not apply.

Standard UK delivery: free on all orders. Estimated 2–3 working days after dispatch.

Express UK delivery: estimated 1–2 working days after dispatch. Free on orders over £75.

Please allow up to 2 working days for order processing; orders are often dispatched the next working day. Delivery times are estimates, not guarantees.

View full delivery information · View our returns policy

£22
£22
Tax included. Shipping calculated at checkout.
Low stock! Only 3 left
Need help?

Format

Powder

Source Naturals Serene Science L-Theanine Powder, 20.5 g (0.7 oz)
Source NaturalsSerene Science L-Theanine Powder 20.5 g (0.7 oz) Source Naturals Serene Science L-Theanine Powder, 20.5 g (0.7 oz)

£22

Source Naturals Serene Science L-Theanine Powder, 20.5 g (0.7 oz)

A closer look at your next find.

Explore Source Naturals Serene Science L-Theanine Powder, 20.5 g (0.7 oz) up close, with space to see the product details.

Source Naturals Serene Science L-Theanine Powder, 20.5 g (0.7 oz) — product view