Thorne Research Undecylenic Acid (formerly Formula SF722)

4 reviews

Selection: 250 Gelcaps
Sale price$43.00

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  • Thorne Research Undecylenic Acid (formerly Formula SF722) the most potent of the fatty acids, clinically shown to be effective in maintaining a healthy balance of gastrointestinal and vaginal flora.
  • Studies going back 50 years demonstrate that fatty acids are effective in supporting a healthy gut flora. It is six times more effective than caprylic acid. Its efficacy has helped make this product one of Thorne's best-selling products for more than two decades.

Benefits of Thorne’s Undecylenic Acid:

  • Promotes optimal functioning of the gastrointestinal tract.
  • Vital to the absorption of nutrients, the elimination of waste, and proper immune function.
  • In women's health, the relationship of a healthy balance of gut flora has corresponding benefits for vaginal flora.
  • Supplementing with Undecylenic Acid helps maintain a healthy balance of the microorganisms that live in the gastrointestinal tract that can be out of balance due to an unhealthy diet, inadequate digestive enzymes, oral contraceptive use, or taking various prescription and OTC drugs.
  • Six times more effective than caprylic acid.

Suggested Use:

Take 5 gelcaps two to three times daily or as recommended by your health professional.

Supplement Facts

Serving Size: Five Gelcaps

Five Gelcaps Contain: ... %DV

10-Undecenoic Acid ... 250 mg ... *

*Daily Value (DV) not established.

Other Ingredients:

Extra virgin oil, gelatin (bovine), purified water and glycerin (vegetable source) gelcap.

Allergy Warning

This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients.


If pregnant, consult your health professional before using this product.


There are no known adverse interactions or contraindications at publication date.

Other Warnings

It is not recommended to remove the SF722 liquid from the capsule to take orally, as it can be irritating to the oral mucosa.

* These statements have not been evaluated by the U.S. Food and Drug Administration. This product is not intended to treat, mitigate, diagnose or cure any disease.

Customer Reviews

Based on 4 reviews
Micki M.

Clears the phlegm

Lisa W.
Excellent product

Would recommend

Awesome product

I stopped taking it for a few days to see if it was helping and I started getting stomach aches. it really works great!. It has been very helpful on my road to healing my gut. Helps with candida overgrowth and sugar cravings

Love your products!

Thorne Research Formula SF722 has helped me with many illness. Great product!

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