Real Mushrooms Lion's Mane

Verdict

The cleanest, most potent Lion's Mane we tested. Our overall winner for daily cognitive support.

Best for: Readers who want the top potency-per-dollar pick.

Score breakdown

Each axis is scored 0 to 10. The overall NootroScore weights potency 40%, purity 25%, value 20%, and transparency 15%. See the full methodology.

Potency Beta-glucan content as disclosed on each brand's published Certificate of Analysis, weighed against the label claim.

10/10

Purity Heavy-metals and microbial test results, where the brand publishes a per-batch COA, evaluated against USP-grade thresholds.

9/10

Value Cost per active milligram of beta-glucan, normalized across formats.

9/10

Transparency Sourcing disclosure, public certificate-of-analysis access, and label accuracy.

10/10

What we liked

• + 100% fruiting body
• + 25% beta-glucans verified
• + 8:1 dual extract

Where it falls short

• − Higher price per gram
• − No flavored option

At a glance

Extract

Fruiting body 8:1

Beta-glucan content

25%

Serving

2 capsules daily

Servings per bottle

60

Third-party tested

Yes

Vegan

Yes