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Source Naturals, Theanine Serene, 60 Tablets – image 1Source Naturals, Theanine Serene, 60 Tablets – image 2
BritishVita | Premium UK Vitamins & Wellness Supplements

Source Naturals, Theanine Serene, 60 Tablets

Variant: Theanine Serene

£22.82
InStock UK see shop

Up to £11.90 cheaper than the most expensive shop

Building the price history

We have only just started recording this price. After two weeks we will show here whether the current price is a good one.

Go to shop: InStock UK 2 offers compared

2 offers compared

Sorted by total price including delivery
  1. InStock UK Lowest price Source Naturals Serene Science L-Theanine with Magnesium & GABA - 60 Tablets
    ● In stock see shop
    £22.82
    Go to shop: InStock UK
  2. OnBuy.com Source Naturals, Theanine Serene, 60 Tablets
    ● In stock Free delivery
    £34.72
    Go to shop: OnBuy.com

Prices include VAT, last checked 9 October at 05:25. Prices may have changed since. Advertising: some shops pay Pricuro a commission when you buy through a link. Offers are ordered by total price only; used and refurbished offers come last.

Price history

£22.82£22.82£22.82 3 Oct5 Oct7 Oct9 Oct
Lowest price per day over 7 days.
Now
£22.82
Lowest
£22.82
Average
£22.82
Highest
£22.82

Product details

Product details
BrandBritishVita | Premium UK Vitamins & Wellness Supplements
CategoryTablets
Barcode (EAN)0021078017752
Manufacturer part numberB000Q47QBQ
Shops compared2
Price range£22.82 – £34.72
TotalLowest total price including delivery: £34.72
On Pricuro since3 October 2026

Description from the shop

Source Naturals Serene Science L-Theanine with Magnesium and GABA supports relaxation and focused attention, combining the calming neurotransmitter GABA with L-theanine to help ease daily stress and promote mental clarity. This 60-tablet vegetarian-friendly formula is designed to be taken as 2 tablets daily. Contains L-theanine to support relaxation and focused attention, and the calming neurotransmitter GABA. Suggested Use: 2 tablets daily Suitable for vegetarians. Contains no yeast, dairy, egg, gluten, soy or wheat. Free from sugar, preservatives, or artificial color, flavor or fragrance.…

Read more

Source Naturals Serene Science L-Theanine with Magnesium and GABA supports relaxation and focused attention, combining the calming neurotransmitter GABA with L-theanine to help ease daily stress and promote mental clarity. This 60-tablet vegetarian-friendly formula is designed to be taken as 2 tablets daily. Contains L-theanine to support relaxation and focused attention, and the calming neurotransmitter GABA. Suggested Use: 2 tablets daily Suitable for vegetarians. Contains no yeast, dairy, egg, gluten, soy or wheat. Free from sugar, preservatives, or artificial color, flavor or fragrance. TRUSTED FOR OVER 35 YEARS. Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health. MANUFACTURED IN THE USA. Our facility is located in Scotts Valley California.

Frequently asked questions

Where is Source Naturals, Theanine Serene, 60 Tablets cheapest?

Right now at InStock UK for £22.82. We compare 2 offers.

How much does Source Naturals, Theanine Serene, 60 Tablets cost?

Prices range from £22.82 to £34.72. Over the last 90 days it cost £22.82 on average.

Is now a good time to buy Source Naturals, Theanine Serene, 60 Tablets?

Building the price history. We have only just started recording this price. After two weeks we will show here whether the current price is a good one.

Is Source Naturals, Theanine Serene, 60 Tablets in stock?

Yes, 2 shops list it as in stock.

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