Can You Take Caprylic Acid and Undecylenic Acid Together?

Use extra care with this pair

The short answer

Both Caprylic Acid and Undecylenic Acid are medium-chain fatty acids with antifungal properties. Stacking both may cause excessive GI disruption and amplify antifungal effects beyond intended levels, potentially disturbing beneficial gut flora.

How to arrange timing

Use caution combining Caprylic Acid and Undecylenic Acid. Both are antifungal fatty acids and stacking may disrupt gut microbiome balance. Consider using one at a time.

Reference

Reference noted for this combination: Huang CB et al., Archives of Oral Biology, 2011; Medium-chain fatty acids and antimicrobial activity

Important context

Whether supplements suit you together also depends on dose, product formulation, health conditions, and medication use. Ask a doctor or pharmacist first if you take medication, are pregnant or breastfeeding, or have a chronic condition.