Synopsis

Source of validity: Scientific
Rating (out of 5): 2

Flaxseed is commonly used as a dietary supplement due to its high content of dietary fiber, lignans, and alpha-linolenic acid (ALA), an omega-3 fatty acid. The rationale for supporting the small intestine body system primarily centers on its fiber content. Soluble and insoluble fibers in flaxseed help promote regular bowel movements and can alleviate constipation, which affects the function of the small intestine. Some studies have demonstrated that flaxseed supplementation increases stool frequency and improves stool consistency, suggesting better intestinal transit. Additionally, the mucilage (gel-forming fiber) in flaxseed may offer a soothing effect on the intestinal lining.

However, direct scientific evidence that flaxseed specifically supports the health of the small intestine itself (such as improving nutrient absorption, reducing inflammation, or healing the mucosa) is limited. Most studies focus on general digestive health or on the colon. There are also some animal studies suggesting anti-inflammatory effects in the gut, but robust human clinical trials targeting small intestinal function are lacking. Therefore, while there is some scientific basis for flaxseed’s general support of digestive health, its targeted use for the small intestine is not strongly established in the literature.

In summary, flaxseed provides dietary fiber that can benefit intestinal transit and digestive regularity, but claims about direct support for the small intestine remain only modestly supported by current scientific evidence.

More about flaxseed
More about Small Intestines

Other ingredients that support Small Intestines

Other body systems supported by flaxseed

Products containing flaxseed

Nature's Sunshine Estro-Assured (Formerly Breast Assured)
Nature's Sunshine Everybody’s Fiber
Nature's Sunshine Flax Seed Oil (With Lignans)
Nature's Sunshine LOCLO
Nature's Sunshine Ultimate GreenZone
Nature's Sunshine Ultimate Greenzone