Swanson Lion’s Mane Mushroom

Our Rating


Table of Contents

The Details

Swanson Full Spectrum Lion’s Mane Mushroom passed all quality reviews and recorded 500 mg of lion’s mane (hericium erinaceus) per serving.

Swanson Full Spectrum Lion’s Mane Mushroom is marketed to customers as a brain boosting supplement. Swanson is, easily, a top 10 supplement brand, and in this review we discuss the pros and cons of their flagship lion’s mane supplement. Whether you’re interested in ingredients, quality, or effectiveness, we have all the details in this guide. The short story, however, is that Swanson Full Spectrum Lion’s Mane Mushroom is made by a quality brand but the ingredient formula lacks potency and plant based capsules.

Ingredients Rating

Ingredients rating

Ingredients in Swanson Lion’s Mane Mushroom: Lion’s Mane Mushroom (fruiting bodies), Microcrystalline cellulose (plant fiber), gelatin, Magnesium Stearate, and Silica.

Effectiveness Rating

Effectiveness rating

Swanson Full Spectrum Lion’s Mane Mushroom contains 500 mg of lion’s mane per serving which puts it in the ‘about average’ category along with many other of the brands we reviewed. This dosage is near the daily standard based on the limited amount of research out there currently.

Quality Rating

Quality rating

We can see why Swanson Full Spectrum Lion’s Mane Mushroom is a popular product; it’s a quality supplement that doesn’t over-complicate things with a bunch added ingredients to the formula. You don’t have any special bells and whistles, no mint flavoring, no vitamins, and nothing to drive up the price of the product. We like it for a few reasons, but probably the most impressive thing is the price.

This is an average, affordable, and straight forward supplement. If that sounds like what you’re looking for, well then, Swanson Full Spectrum Lion’s Mane Mushroom might be the right product for you. If you like gelatin capsules and have most of your lion’s mane mushroom to be a blend of rice and grain concentrates (according to many customer reviews), Swanson Full Spectrum Lion’s Mane Mushroom is for you.

If, however, you would rather spend a little bit more on a higher quality product that has a more potent formula, you should take a look at some of the top rated brands we reviewed. The bottom line is that this supplement is pretty cheap, both in price and potency, but the brand is well known and there is a large subset of people that will really like this product simply because the brand is one of their favorites.


It depends on your goals but its always best to follow the supplement directions. These usually contain clinically dosed amounts based on data and research.

Swanson Full Spectrum Lion's Mane Mushroom falls under the same umbrella as any other brand on the market that uses lion's mane. The research is limited but there has been reports of allergic reactions.

No. This supplement brand uses gelatin capsules. If you are vegan you should avoid.

Lion's mane supplementation has some clinical evidence showing its safe use when used appropriately; however, the evidence is limited by quantity, quality, or contradictory findings. Lion's mane products like this one are "possibly safe" and appear to safe, but doesn't have quite enough high-quality evidence for all side effects to be known. A majority of side effects that were noted by customers are are mild and may include stomach discomfort. There have been reports of allergic reactions.
It's always best to follow the supplement directions found on your Swanson Lion’s Mane Mushroom. The appropriate dose of lion's mane mushroom depends on several factors including your age, health, and several other conditions. At this time there isn't enough scientific information to determine which dosage would be best for lion's mane. Always consult your physician or healthcare professional before using.
We bought Swanson Lion’s Mane Mushroom so that we could review it. As always, however, we did not accept any money to write good or bad things about it. We review products independently.
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