Belladonna Farm Portuguese Water Dogs

05/23/2026

05/06/2026

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A new peer-reviewed, randomized controlled study in dogs with heart failure, published in the American Journal of Physiology–Heart and Circulatory Physiology, found that a coconut-derived medium-chain fat called octanoate also known as caprylic acid, which comes from natural fats especially those rich in medium-chain fatty acids, helped improve heart function and slow disease progression. It worked by providing the failing heart with an easier to use fuel source, which improved pumping ability, increased cardiac output, and reduced strain on the heart. The dogs receiving octanoate showed better metabolic efficiency and more stable heart performance compared to controls, suggesting that supporting energy production in the heart may be a promising strategy for heart failure management.

This research highlights an important clinical takeaway. Targeted nutritional support can directly influence cardiac energy metabolism. Coconut oil as a natural source of medium-chain triglycerides including octanoate may be a useful nutritional addition for dogs with cardiac compromise. When combined with a low-AGE, fresh, nutritionally complete meat-based diet and mitochondrial supportive nutrients such as coenzyme Q10, acetyl L carnitine, and taurine, this approach may help support the metabolically stressed heart by improving energy production, enhancing contractility, and supporting overall cardiac resilience.