Does Alani Nu Pre Workout Break a Fast? What Science Says

For those adhering to intermittent fasting (IF), the question of whether or not Alani Nu pre-workout breaks a fast is a crucial one.

The answer, in short, is yes, Alani Nu pre-workout does break a fast.

This is because Alani Nu pre-workout contains artificial sweeteners, which can trigger an insulin response. Insulin is a hormone that helps the body store glucose for energy.

When insulin is released, the body is signaled to stop burning fat and start using glucose for energy. This effectively breaks the fasted state.

  • In addition to artificial sweeteners, Alani Nu pre-workout also contains caffeine and other stimulants.
  • While these ingredients do not directly break a fast, they can indirectly do so by increasing energy levels and reducing hunger.
  • This can make it more difficult to adhere to a fasting schedule.

Pre-Workout Supplements and Fasting

Pre-workout supplements are designed to enhance your workout performance and endurance.

They often contain a mix of ingredients like caffeine for energy, amino acids for muscle recovery, and creatine for increased power output. The idea is to fuel your body and mind to get the most out of your workout.

When you’re fasting, the use of pre-workout supplements can become a bit tricky.

The key question is whether these supplements will break your fast. The answer depends on the ingredients in the supplement and how strictly you define your fasting period.

Certain ingredients in pre-workout supplements could potentially break a fast.

Here are a few common ones to watch out for:

  • BCAAs (Branched-Chain Amino Acids): While BCAAs can aid in muscle recovery and reduce exercise fatigue, they do have calories and can therefore technically break a fast.
  • Sugar: Many pre-workouts contain sugar or other sweeteners to improve taste. These will certainly break a fast as they cause an insulin response in the body.
  • Fillers and Additives: Some pre-workouts may contain fillers, additives, or thickening agents that could also potentially break a fast.

It’s important to read the label of any pre-workout supplement carefully if you’re planning to use it while fasting.

Alani Nu Pre-Workout: An Overview

Alani Nu Pre-Workout is a popular supplement designed to enhance athletic performance, endurance, and strength.

Founded in 2018 by fitness entrepreneur and social media influencer Katy Hearn, Alani Nu has quickly become one of the most popular wellness brands on the market.

The pre-workout supplement comes in powder form and is available in multiple flavors such as Hawaiian shaved ice, pineapple, and carnival candy grape.

The key ingredients in Alani Nu Pre-Workout are designed to provide a boost to your workouts:

  • L-citrulline Malate 2:1 (6g): L-citrulline is an amino acid that improves blood flow and enhances athletic performance. Studies have shown that l-citrulline can enhance exercise performance and recovery.
  • Beta-Alanine: This ingredient is known for its ability to increase exercise capacity and reduce muscle fatigue.
  • L-Tyrosine: An amino acid that can improve mental focus during workouts.
  • Caffeine (200mg): Sourced from coffee bean extract, caffeine provides energy and helps maintain focus without the jitters.

These ingredients are present in clinically tested doses that may enhance endurance, energy, and the speed of your workouts. It’s important to note that individual experiences with this pre-workout can vary.

Does Alani Nu Pre-Workout Break a Fast?

Now, let’s address the main question: Does Alani Nu Pre-Workout break a fast?

The answer isn’t as straightforward as you might think, and it largely depends on how strictly you define your fasting period.

Alani Nu Pre-Workout contains several active ingredients, including L-citrulline malate, beta-alanine, L-tyrosine, and caffeine.

None of these ingredients contain calories, so they won’t technically break a fast in the traditional sense.

Alani Nu Pre-Workout does contain artificial sweeteners and flavors, which can trigger an insulin response in some people. This means that it could break your fast, depending on your physiology and fasting goals.

If you are unsure whether or not Alani Nu Pre-Workout will break your fast, it is best to err on the side of caution and avoid taking it while fasting.

There are many other ways to boost your energy levels and improve your workout performance without breaking your fast, such as:

  • Drinking black coffee or tea.
  • Eating a small amount of healthy carbohydrates, such as a banana or a piece of whole-wheat toast.
  • Taking a cold shower.
  • Listening to upbeat music.

Benefits of Taking Alani Nu Pre-Workout While Fasting

Taking Alani Nu Pre-Workout while fasting can potentially enhance your workout performance in several ways:

  • Energy: The caffeine in Alani Nu Pre-Workout can provide a much-needed energy boost during fasted workouts.
  • Endurance: Ingredients like L-citrulline malate and beta-alanine can enhance muscular endurance, allowing you to work out for longer periods.
  • Focus: L-Tyrosine, an amino acid in Alani Nu Pre-Workout, is known to improve mental focus during workouts.
  • Fat Burning: Working out while fasting is believed to enhance fat burning, and taking a pre-workout supplement can potentially amplify this effect.

It’s important to be aware of the potential risks of taking pre-workout on an empty stomach. Some people may experience stomach discomfort or nausea.

Also, the stimulants in pre-workout supplements could potentially lead to increased heart rate or blood pressure.


Is Alani Nu bad for you?

Alani Nu products are generally safe when consumed in moderation. However, they contain ingredients like Sodium Benzoate, non-nutritive sweeteners, and caffeine which can have potential side effects. Their fat burner product could also cause side effects. It’s recommended to consult with a healthcare professional before starting any new supplement regimen.

Is alani nu pre workout safe during pregnancy?

It’s not advisable to use Alani Nu pre-workout supplement during pregnancy. This product has a lot of amino acids and a significant amount of caffeine (200 milligrams per serving). High caffeine intake can potentially increase the chances of miscarriage and other pregnancy-related issues. Furthermore, this supplement hasn’t been tested or approved for pregnant women. It’s always a good idea to talk to a healthcare professional before starting any new supplement, especially during pregnancy.

Is there sugar in Alani Nu pre workout?

No, Alani Nu pre-workout does not contain sugar. It has 0 grams of total sugars per serving.


Whether or not Alani Nu Pre-Workout breaks a fast depends on your personal definition of a fast and how your body responds to certain ingredients.

While the active ingredients in Alani Nu Pre-Workout don’t contain calories and won’t technically break a fast but the presence of artificial sweeteners in Alani Nu Pre-Workout could potentially trigger an insulin response, which would technically break a fast.

The research on this topic is mixed, and many people use artificial sweeteners during their fasting periods without any apparent issues.

Taking Alani Nu Pre-Workout while fasting can potentially enhance your workout performance in several ways.

It’s important to be aware of the potential risks of taking pre-workout on an empty stomach. Always listen to your body and consult with a healthcare professional if you have any concerns.

Read More: Does Liquid IV break a fast?


Hi there, I'm Pranay, a fitness enthusiast who loves working out regularly and staying in shape. I'm passionate about health and fitness, and I'm always on the lookout for new and exciting ways to stay active and healthy.

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