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Undecylenic Acid (formerly Formula SF722) 250 GelCaps - Thorne


The most potent of the fatty acids – clinically shown to be effective in maintaining a healthy balance of gastrointestinal and vaginal flora

Maintaining a healthy balance of gut flora is a key component of overall health.* Studies going back 50 years demonstrate that fatty acids are effective in supporting a healthy gut flora.* The undecylenic acid in Thorne’s Undecylenic Acid 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.


Allergen Information

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Undecylenic Acid
Other Ingredients: Extra Virgin Olive Oil, Gelatin (Bovine), Purified Water and Glycerin (Vegetable Source) Gel Cap


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


250 caps, 50 servings

Storage Instructions

Store in a cool, dark place out of reach of children


Food supplements should not be used as a substitute for a varied diet. If you are taking prescribed medication, have any medical condition or are pregnant or breast-feeding please consult your healthcare practitioner before taking food supplements.

Ingredient Amounts

Serving Size: 5 Gelcaps
Servings Per Container: 50
Undecylenic Acid250mg
Other Ingredients:  Extra Virgin Olive Oil, Gelatin (Bovine), Purified Water and Glycerin (Vegetable Source) Gel Cap