USN Diet Fuel Ultralean ReviewsUSN Diet Fuel Ultralean reviews

USN Diet Fuel Ultralean is a nutrition shake for men and women that can be used as a meal replacement. It comes in five flavors; chocolate, vanilla, strawberry, banana caramel and café latte. The powder is added to a glass of cool water.

Company Behind USN Diet Fuel Ultralean

Ultimate Sports Nutrition (USN) is a UK based company in Britain. USN started in 1999 with a promise to deliver only the best sports nutrition to those of any sport or discipline.

USN Diet Fuel Ultralean Claims

Diet Fuel Ultralean claims to promote long lasting and healthy weight loss and help maintain lean muscle mass. There are no clinical studies to prove that these claims are true. They also claim that their product tastes great.

USN Diet Fuel Ultralean Ingredients

The ingredients of Diet Fuel Ultralean is Whey Protein Concentrate, Soy Protein Isolate, Milk Protein Isolate, Garcinia Cambogia, Micronized Milk Mineral Complex, Inulin and a variety of vitamins and minerals such as Maltodextrin, Riboflavin, Folic Acid and more.

How Does USN Diet Fuel Ultralean Work?

Diet Fuel Ultralean works by replacing regular meals. Whey protein helps curb hunger and make people feel fuller and eat less beyond the supplement. Ultralean also supplies the body with amino acids and increases metabolism.

USN Diet Fuel Ultralean Pros

There are some pros to USN’s Diet Ultralean, such as:

  • Each scoop provides 25.4 grams of protein.
  • Contains a decent amount of fiber.
  • Can be used anytime.

USN Diet Fuel Ultralean Cons

There are a few cons to USN’s Diet Ultralean, such as:

  • Bad taste
  • Doesn’t blend well.
  • Lack of availability.
  • Not for people with a milk allergy as it contains whey protein.
  • No clinical trials available to the public

USN Diet Fuel Ultralean Results

Results vary in each individual, from actual weight loss to nothing at all happening. Your mileage may vary.It is unsure as of right now whether or not USN’s Ultralean is a scam or not. While it has ingredients that may cause weight loss as they claim, there are no clinical trials available to the public to verify any results. There is very little information available on their website too.

Where to Buy USN Diet Fuel Ultralean?

As of right now, USN’s Diet Fuel Ultralean is only available in the UK, both online and off. It is available on their website as well as

USN Diet Fuel Ultralean Side Effects

While USN claims there are no side effects to their Diet Fuel Ultralean, some side effects may still occur due to the ingredients. Side effects may be increased bowel movements, flatulence, bloating, fatigue, headaches, nausea and even more.

Final Verdict

Overall USN’s product seems to do more harm than good, with some of the ingredients even interacting with medications like antidepressants or even medical conditions like heart conditions. There isn’t enough information available to give this product a green light. If you chose to use it, use it with care and talk to your doctor first.

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