The substances you’ve mentioned, including sodium bicarbonate, Foeniculum vulgare (commonly known as fennel), peppermint oil (mentha piperita), and carum carvi (caraway), are sometimes used to support digestive health. Here’s an overview of each:

1. Sodium Bicarbonate:
Sodium bicarbonate, also known as baking soda, is an alkaline compound often used to relieve symptoms of indigestion and heartburn.
It works by neutralizing excess stomach acid, which can provide temporary relief from acid-related digestive discomfort.

2. Foeniculum vulgare (Fennel):
Fennel is a herb commonly used to flavor food and is believed to have digestive benefits.
It is used to alleviate symptoms of indigestion, bloating, and gas.
Fennel seeds or fennel tea are often consumed for their digestive properties.

3. Peppermint Oil (Mentha piperita):

Peppermint oil is known for its soothing and relaxing properties.
It may help relax the muscles of the gastrointestinal tract and relieve symptoms of irritable bowel syndrome (IBS), including bloating and gas.

4. Carum Carvi (Caraway):
Caraway seeds are used as a spice in various cuisines and are believed to have digestive benefits.
They are often used to ease digestive discomfort, such as bloating and indigestion.

It’s important to note that while these substances are commonly used to support digestion, individual responses can vary. It’s essential to use them in moderation and consult with a healthcare professional, especially if you have a pre-existing digestive condition or are taking medications, as some of these substances may interact with medications or have contraindications.

Maintaining a healthy diet, eating in moderation, staying hydrated, and managing stress are also key factors in supporting a healthy digestive system. If you have chronic or severe digestive issues, it’s advisable to seek medical advice for a comprehensive evaluation and personalized treatment plan.