What is Claisen startup?

Claisen is a gut health startup focused on providing evidence-backed solutions for GERD, bloating, and heartburn. The company combines over-the-counter relief kits with telehealth guidance and AI-driven care.

Who is Rishab Jain and how is he connected to Claisen?

Rishab Jain is the founder and CEO of Claisen. Known for his previous research on cancer and AI and entrepreneurship at Harvard, Rishab Jain launched Claisen to tackle GERD, bloating, and other digestive health issues with a modern, evidence-based approach.

Does Claisen help with GERD?

Yes. Claisen offers GERD relief kits designed to address symptoms of acid reflux and heartburn. Our approach includes personalized OTC medications, dietary guidance, and telehealth support.

Does Claisen help with bloating?

Yes. Claisen provides bloating relief solutions, combining evidence-backed treatments with lifestyle and nutrition recommendations to help manage chronic bloating and digestive discomfort.

Where does Claisen operate?

Claisen is based in Boston, Massachusetts, but serves customers across the entire United States through nationwide shipping and telehealth services.

Heartburn

Pepcid for Asian Flush (Famotidine): Does It Work, Is It Safe?

September 06, 2025Ved Shah

Pepcid (famotidine) is often used off-label for Asian flush. Here’s what the science says about whether it works, and what risks come with it.

Illustration of a stomach with the number 5 in the center, surrounded by icons of sushi ingredients like fish, wasabi, and sesame seeds, representing five foods in sushi that can trigger heartburn.

Does Sushi Activate one of these 5 Hidden Acid Reflux Triggers?

September 03, 2025Jeremy Zac

This comprehensive guide reveals why sushi causes acid reflux and provides 5 proven strategies to enjoy your favorite rolls without heartburn. Learn about hidden triggers like high-sodium soy sauce, acidic...

Illustration of sushi linked to a stomach with a red heartbeat line, symbolizing how sushi may trigger heartburn, with a checkmark suggesting possible solutions.

Why Sushi is Making Heartburn Worse and How to Fix It

September 03, 2025Jeremy Zac

This comprehensive guide explains why sushi triggers acid reflux and heartburn symptoms, covering the science behind sushi-induced GERD flare-ups. Learn 6 evidence-based strategies to enjoy Japanese cuisine without digestive discomfort,...

Do Omega-3 Fish Oil Supplements Cause Heartburn at Night?

August 30, 2025Adam Ho

Struggling with acid reflux or heartburn? Discover which supplements may worsen your symptoms and explore safer alternatives to protect your digestive health.

Illustration comparing Asian Flush and Rosacea. Left side shows a person flushing red after alcohol, with a bottle symbolizing alcohol trigger. Right side shows a face with redness, visible blood vessels, and icons of sun and spicy food as rosacea trigger

Asian Flush vs Rosacea: Symptoms, Triggers, and Treatments

August 28, 2025Jeremy Zac

This comprehensive guide explains the crucial differences between Asian flush and rosacea - two conditions that cause similar facial redness but require completely different treatment approaches. Asian flush is a...

Illustration showing acid reflux from the stomach reaching the lungs, highlighting the connection between GERD and asthma symptoms.

GERD and Asthma Connection: Breathing Easier With Treatment

August 28, 2025Jeremy Zac

GERD and asthma share a bidirectional relationship affecting up to 89% of asthma patients. This connection occurs through vagal nerve stimulation, microaspiration, and increased airway sensitivity. Treatment strategies include strategic...

A child showing pain due to acid reflux.

Children’s Acid Reflux: Signs Parents Often Miss

August 24, 2025Adam Ho

Worried your child may have acid reflux? Learn the subtle signs of children’s acid reflux that parents often overlook, plus when to seek medical advice.

Acid Reflux in Athletes: Hydration and Timing Fixes

August 23, 2025aavya bajaj

Table of contents Introduction What Is Exercise-Induced Acid Reflux? Why Athletes Experience Acid Reflux? Common Triggers for Athletes: The Role of Hydration in Managing Acid Reflux: #1 How Hydration Affects...

Probiotics for Acid Reflux: Strains That Show Promise

August 23, 2025Adam Ho

Discover how probiotics may help reduce acid reflux symptoms. Learn which probiotic strains show promise and how they support gut health.

An image with the title "5 Proven Strategies for Managing Acid Reflux on Keto" shows a diagram of a stomach with a protective shield inside. The illustration includes a red wavy line representing acid reflux and icons of keto-friendly foods like avocado,

Managing Acid Reflux on Keto: Tips for High-Fat Diet Lovers

August 20, 2025Jeremy Zac

This article shows how you can manage acid reflux while on Keto as a high-fat diet lover. Explore tailored diets and supplementary solutions to reach your health goals!

A line drawing of a person sleeping on their back, with a wavy line and an upward arrow symbolizing the sensation of nighttime acid reflux. This image illustrates how heartburn rises while lying down, disrupting sleep.

Nighttime Acid Reflux: Elevation Hacks for Pain-Free Sleep

August 20, 2025Jeremy Zac

Nighttime acid reflux affects 75% of GERD sufferers, causing sleep disruption and prolonged acid exposure to the esophagus. This comprehensive guide provides 5 proven elevation techniques that can reduce nighttime...

Woman feeling GERD pain with model of esophagus

GERD Medication Side Effects: Managing Long-Term Risks

August 20, 2025Ved Shah

For thousands of people, GERD medication is the first (and only) line of defense for acid reflux that they have on a weekly or even daily basis. Proton pump inhibitors...