Topic Explanation:
The forum topic is about seeking help with managing bag odor and gas for colostomates. The original poster has tried various products and remedies without success and is looking for serious suggestions to address the issue.

Advice and Insights:
- Na'scent is recommended for odor control, and it needs to be added to the pouch each time it is emptied.
- Hollister M9 drops are suggested for odor control, with 4 to 8 drops being effective in eliminating odor. It is also advised to carry the drops in a small dropper bottle for convenience.
- Devron or charcoal tablets are mentioned as effective for gas control.
- A user with a J pouch shares the struggle with gas removal and suggests the need for medical science to improve gas management, possibly by incorporating a gas release valve.

Insights:
- The user with an ileostomy for over 50 years mentions experiencing foul odors and recommends Na'scent, attributing the issue to medications and dehydration.
- Another user recommends Hollister M9 drops for odor control and shares the cost and longevity of the product.