The Condition" Hydrochloric acid (HCl) insufficiency can be complete (achlorhydria) or partial (hypochlorhydria) and intermittent..." Relationship to Vitamin B6 Requirement"Vitamin B6 is necessary for the production of hydrochloric acid..." Recommendation Vitamin B-Complex"Several B-vitamins are needed to support hydrochloric acid production..." Recommendation Inositol Hexaniacinate"...It may enhance the production of hydrochloric acid in a manner that cannot be explained by it simply being an acid..." Recommendation Vinegar"Apple cider vinegar or lemon juice taken with meals mildly stimulates hydrochloric acid production..." Recommendation Folic Acid"In cases of low stomach acid (hypochlorhydria) or no stomach acid (achlorhydria), supplemental use of hydrochloric acid normalizes folate absorption..." Recommendation Hydrochloric Acid (Trial)"...An HCl trial is a safe, worthwhile, and relatively accurate way to discover if an insufficiency exists..." Recommendation Digestive Enzyme (Trial)"A trial using plant-based enzymes to enhance digestion demonstrated their additional benefit of improving hydrochloric acid production in those individuals who were hypochlorhydric..."