Niacel Review: Don’t Buy Before You Read This!

Expert rating: stars-icon     By Natalie K (Senior Reviewer) May 3, 2024       Advertising Disclosure

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What is it?

Niacel is an overall health supplement made with just one sole active ingredient.  It is said to help stimulate more effective mitochondria as well as sirtuins, which can then help to promote nerve function and reduce weight.

They advise it for people who need more energy, who want to protect their brain and improve mental performance, and to help regulate insulin. Another claimed benefit is that it can reduce fatigue in endurance athletes. The most effective solution which can support mental health was found to be Memotenz. It is a natural nootropic made with studied ingredients which can make it easier to retain information, as well as staying mentally sharp. Gain insights into the positive effects of Memotenz by clicking here.

Niacel Ingredients and Side Effects


Nicotinamide Riboside Chloride Hypromellose
Microcrystalline Cellulose Leucine
Silicon Dioxide

Nicotinamide Riboside Chloride: A kind of vitamin B3 that was found in 2004 as a way to enhance growth in the body. It is GRAS or recognized as being safe according to the FDA. It is often added to many kinds of processed foods in limited amounts.

The Albert Einstein College of Medicine has concluded that this ingredient is:


It can therefore help prevent the natural breakdown that happens in the brain over time.

Most of the studies on this ingredient have not been performed on humans, making it impossible to know for sure if it’s better than other B3 vitamin supplements.

It is also said to add sirtuins, which are used by the body to help regulate many functions.

Discover which of the top 10 nootropics were featured in our expert crafted list by clicking here.

Hypromellose: A partially synthetic inactive ingredient that is used to help thicken and emulsify surrounding ingredients. This is often added as a way to substitute animal gelatin, and this particular version is made from ground up wood pulp.

This has been considered safe to use in supplements.

Leucine: Amino acid known as being the most important of the branch chain amino acids.  It can help increase the creation of muscles, as well as help control blood sugar levels to prevent sudden increases.

This is included in the inactive ingredients list however, so it’s likely added in small doses. It’s unknown if it can deliver regular results in restricted amounts.

Niacel Quality of Ingredients

There is just one sole active ingredient which is a form of vitamin B3 touted for its unique abilities to help reduce fat intake, increase physical endurance, and protect the brain from damage.

While this all sounds impressive, there’s an issue due to the lack of human studies performed. This is also used more so to protect the brain, but has not been proven effective for aiding overall mental function. Most of the information about this online does not show it can sharpen one’s mental output in humans.

The ingredients in this are likely to be safe and most likely won’t cause side effects however.

A main issue is that you’re unable to verify for certain whether or not this will help provide lasting benefits. It’s not meant to be a nootropic supplement; this is why it’s not advertised as such.

For people looking to increase focus, mental acuity, and overall mental performance, there are more comprehensive formulas available. Click here to find out which nootropics made the best of list of the year.

Price and Quality of Niacel

A 60 day supply of Niacel sells for $32.00. Many other brands will offer the same sole active ingredient for a reduced price.

Though this ingredient is heathy, there are issues in it not being as well-rounded as a true nootropic formula. It’s lacking enough clinical studies to ensure it’s actually better than other b-vitamin blends.  It may be unnecessary to use this in comparison to eating foods rich in niacin.

Due to the lack of proved benefits, it leaves much doubt about this sole active additive. Gain information about which nootropics were rated as the best overall by viewing the top 10 list found here.

Business of Niacel

Thorne Research, Inc. makes this brand and their listed contact information is:

Address: P.O. Box 25

Dover, Idaho 83825

Phone Number: (800) 228-1966

They offer direct sales but with an $11.95 handling fee for sales under $125. An additional shipping and handling is charged for people who want to make a return. Returns are offered but must be first approved, and have to come within 14 days of approval.

No other details are available from the company from any outside sources beyond their website. Follow the link for a top 10 list of the most comprehensive nootropics for aiding mental health.

Customer Opinions of Niacel

On there is a mixture of both positive and negative reviews. Here are some user opinions:

“don’t feel any smarter or younger… seemed to improve my rest”

“it just does not work very well… lead to bad mood, bad energy, and I would not use this again”

“not a great change but it was noticeable”

“nowhere as effective as it’s claimed… used it for a solid few months and saw no effects”

When looking at the 4 and 5 star reviews, it’s clear that many only saw slight changes, or they felt it was good but weren’t 100% certain if it was a placebo effect or not.

There were also reviews from people who failed to see any changes. Side effects were sometimes experienced by users who felt it caused them to actually have the reverse intended effects. For some it made their mood worse, made them sleepier, and caused some to feel less energetic.

Some also said they would not take this again. Customers who enjoyed it immensely were rare, most had average boosts or none at all. Click the link to be redirected to a complete top 10 list revealing the most effective nootropics of the year.

How Does Niacel Compare?
  • Product Name
  • User Rating
  • Good Company Reputation
  • Quality Ingredients
  • Money Back Guarantee
  • Niacel
  • 26/100
Conclusion – Does Niacel Work?

Until more clinical studies are produced, it’s impossible to determine if Niacel would be better than other vitamin B3 supplements. This can also be found naturally in foods, and in judging the customer reviews, it might suit people to seek another supplement. This brand is not comprehensive enough as it relies on just one active ingredient.

The rest is for filler, and to price this sole ingredient for such a high cost is not advisable. There are many other brands which use this ingredient, and the makes of Niacel have a return policy that ensures having to pay money for returns and handling.

The most effective nootropic of the year which has natural and studied ingredients was found to be Memotenz. It has a unique mixture of potent ingredients which can not only boost performance, but protect the brain from decline.

There are many positive reviews and testimonials on the company’s official website which highlight how effective it has been for overall mental health. This has potent ingredients like gingko biloba, bacopa monnieri, l-glutamine, and other reviewed ingredients. They also back it up with a GMP certification to ensure routine quality control inspections are maintained.

For details about Memotenz and why it was the best nootropic reviewed by our experts, follow the link here.

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