There have been a few studies that have investigated the effectiveness of aloe vera capsules for acid reflux. Here are summaries of two such studies:
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Study published in the Journal of Herbal Pharmacotherapy (2004): This study investigated the effects of aloe vera capsules on symptoms of acid reflux in patients with gastroesophageal reflux disease (GERD). The study included 79 participants who were randomly assigned to receive either aloe vera capsules or a placebo for four weeks. Participants who received the aloe vera capsules reported significant improvements in their symptoms, including heartburn, regurgitation, and belching. The researchers concluded that aloe vera capsules may be a safe and effective alternative to traditional medication for the treatment of GERD.
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Study published in the Journal of Korean Medical Science (2010): This study investigated the effects of aloe vera capsules on symptoms of acid reflux in patients with laryngopharyngeal reflux (LPR). LPR is a type of acid reflux that affects the throat and voice box. The study included 79 participants who were randomly assigned to receive either aloe vera capsules or a placebo for four weeks. Participants who received the aloe vera capsules reported significant improvements in their symptoms, including throat clearing, cough, and hoarseness. The researchers concluded that aloe vera capsules may be a safe and effective treatment option for patients with LPR.
While these studies are promising, it's important to note that more research is needed to fully understand the benefits of aloe vera capsules for acid reflux.