Rainbo Lion's Mane, Alcohol-Free, 3.4 fl oz (100 ml) supplement bottle
Rainbo

Lion's Mane, Alcohol-Free, 3.4 fl oz (100 ml)

What We Researched
2 active ingredients analyzed · 2 inactive ingredients decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
62
Product Score Fair
69
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Lion's Mane (Hericium erinaceus) 90% Fruiting body, 10% Mycelium extract. 4 ml *
Bioavailability Fair

Absorption Rating

  • Lion's Mane (Hericium erinaceus) 90% Fruiting body, 10% Mycelium extract. Fair
Other Ingredients Excellent

Fillers & Additives

  • Spring water
  • Organic vegetable glycerin 50%
Efficacy Very Poor

Dosage Analysis

  • Lion's Mane (Hericium erinaceus) 90% Fruiting body, 10% Mycelium extract. 4 ml Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 5
Lion's Mane (Hericium erinaceus) 90% Fruiting body, 10% Mycelium extract. 4 ml *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$41$40$39$38$37 Mar 12 $39.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Rainbo

Founded 2018 · Toronto, Ontario, Canada · 5 products · rainbo.com

Certifications

1 certification
B Corp Certified Verified Source

Transparency

1 claim
Third Party Testing Claim — Verified Source
Related Supplements
Frequently Asked Questions
Is Rainbo Lion's Mane, Alcohol-Free a good supplement?

Rainbo Lion's Mane, Alcohol-Free, 3.4 fl oz (100 ml) received a product quality score of 62/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients with 25 servings per container. Of the 2 inactive ingredients, 0 are rated safe and 0 are flagged for review. The manufacturer, Rainbo, holds a brand trust score of 69/100 with 1 verified certifications including B Corp Certified.

What are the ingredients in Rainbo Lion's Mane, Alcohol-Free?

Rainbo Lion's Mane, Alcohol-Free contains 2 active ingredients: Calories (5), Lion's Mane (Hericium erinaceus) 90% Fruiting body, 10% Mycelium extract. (4 ml). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Rainbo Lion's Mane, Alcohol-Free safe to take?

Rainbo Lion's Mane, Alcohol-Free, 3.4 fl oz (100 ml) has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Rainbo a trustworthy supplement brand?

Rainbo receives a brand trust score of 69/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2018 and headquartered in Toronto, Ontario, Canada, the company offers 5 products in their lineup. They hold 1 verified certifications including B Corp Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.