Rennie Extra has a powerful long lasting formula that works in two ways to relieve the painful symptoms of heartburn in just 2 minutes:

First, the antacids quickly soothe the burning pain in the chest and neutralise excess acid in the stomach.
Second, the alginic acid forms a long lasting protective barrier in the stomach to stop acid from rising up into your chest.

Why choose Rennie?

Rennie is a fast-acting, effective remedy for heartburn, indigestion and trapped wind.
Because theyre easy to carry around you can always have a Rennie remedy to hand whenever heartburn, indigestion or trapped wind strikes.
You can take a Rennie discreetly wherever you are.
Rennies calcium/magnesium-based formulation is recommended by doctors and pharmacists as a suitable treatment for heartburn and indigestion, even during pregnancy. However it is important to consult your doctor or pharmacist before using any remedies during pregnancy
Rennie comes in a wide range of formats and flavours so you can choose the remedy that suits you best.
Rennie is a tried and trusted remedy that has provided rapid relief from heartburn and acid indigestion for almost 70 years.