B vitamins are essential nutrients that help maintain healthy stomach acid levels.
While the question asks which increase stomach acid, it's more accurate to say certain vitamins maintain healthy stomach acid levels and a deficiency can decrease stomach acid production. According to the reference provided, a deficiency in specific nutrients, including B vitamins, can result in low stomach acid.
Therefore, ensuring adequate intake of B vitamins can help in maintaining healthy levels.
A poor diet or loss of nutrients can contribute to low stomach acid, which may be due to:
- Health problems
- Stress
- Smoking
- Alcohol consumption
In conclusion, B vitamins are necessary for maintaining stomach acid levels; however, maintaining those levels is not the same as increasing them. If your stomach acid levels are healthy, taking more vitamins may not increase the stomach acid.