The Fiber Myth That’s Failing Your Heart
26 Sept 2025 · 1 min

0:38
The speaker (Dr. Ashley Lucas) explains that soluble fiber can modestly lower LDL cholesterol by binding cholesterol in the gut and promoting its excretion, and lists foods high in soluble fiber (avocado, chia, flax, leafy greens). However, she emphasizes that soluble fiber alone (e.g., oat bran) won’t "save your heart" and that the primary target for improving cholesterol and heart health should be fixing insulin resistance, which she calls the root cause of most cholesterol problems.










