Source Naturals Serene Science®, Theanine Serene® With Magnesium, 60 Tablets
60 tablets · Tablets
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Price history
Best price so far: £12.07 at Iherb on 2 Sept 2026
Close to the typical price of £12.07 over the last 90 days — a drop may be worth waiting for. Set an alert and we'll tell you.
About this product
Calm Mind & BodyDietary SupplementSuitable for VegetariansSerene Science® Theanine Serene® contains the amino acid L-theanine, to support relaxation and focused attention, and the calming neurotransmitter GABA. Taurine can support the movement of potassium out of neurons, which may help prevent overexcitation of neurons. It also features magnesium to support muscle and nerve relaxation, and calming holy basil leaf extract to gently soothe away the tension in your body. Try Theanine Serene to start relaxing today.