Topic Explanation:
The forum topic is about seeking advice on controlling odor with an ostomy. The user is a teacher and is struggling with managing the odor, especially in public places and when visiting friends' houses. They have tried using Hollister M9 but found it ineffective. The user is seeking advice and recommendations from the community to address this issue.

Advice and Insights:
1. Some users recommend using alternative deodorants such as BBraun deodorant, peppermint oil, Osto-Fresh, Na'scent, or Safe and Simple to lessen the odor in the ostomy pouch.
2. Other suggestions include using tablets like DEVKO deodorant tablets, Devrom, or Nullo chewable tabs, which are known to reduce odor effectively.
3. Consuming certain foods like butter, oil, parsley, pineapple, mango, and peach can help lower or reduce the odor.
4. Some users find success with non-deodorant solutions like mouthwash, TicTacs, Certs, cranberry juice, and peppermint oil to manage odor.
5. Additional recommendations include using air fresheners, room sprays, and products like "Just a Drop" to eliminate odors in the toilet bowl before emptying the pouch.
6. It's suggested to carry small bottles of deodorants, room sprays, or travel-sized air fresheners for convenience when traveling or in public places.
7. Changing the ostomy pouch daily or every other day, using baby powder outside the pouch and on the skin, and cleaning the stoma with clear water and a wet paper towel are also mentioned as helpful practices to manage odor.

Note: The advice and insights provided are based on the experiences and recommendations shared by the forum participants.