Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Fiber blends, typically composed of soluble and insoluble fibers such as psyllium husk, inulin, oat fiber, or other plant-derived fibers, have a moderate level of scientific support for their use in managing gas and bloating. Dietary fibers work by normalizing bowel movements, increasing stool bulk, and promoting the growth of beneficial gut bacteria. Soluble fibers can be fermented by colonic bacteria, leading to the production of short-chain fatty acids that support gut health. However, this fermentation process can also initially lead to increased gas production and bloating in some individuals, particularly those unaccustomed to higher fiber intakes or those with underlying gastrointestinal sensitivities (e.g., irritable bowel syndrome). Clinical studies have shown that, over time, regular fiber intake can help regulate digestion and reduce symptoms of bloating and discomfort in some people, especially in cases of constipation-related bloating. For example, psyllium has been shown in randomized controlled trials to improve stool consistency and frequency, which can indirectly reduce feelings of bloating. On the other hand, some fibers, such as inulin or certain oligosaccharides, may exacerbate gas and bloating due to rapid fermentation, especially at higher doses. In summary, while fiber blends have a scientific rationale and some clinical support for improving overall digestive health and relieving constipation-related bloating, their effects on gas and bloating can vary significantly based on the type of fiber and individual tolerance. Gradual introduction and adequate hydration are recommended to minimize adverse effects.

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Nature's Sunshine Power Greens To-Go