NutraBio Peak O2, 180 Capsules supplement bottle
NutraBio

Peak O2, 180 Capsules

What We Researched
3 active ingredients analyzed · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
87
Product Score Good
83
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
PeakO2™ [Cordyceps militaris (Cordyceps), Ganoderma lucidum (Reishi), Pleurotus eryngii (King Trumpet), Lentinula edodes (Shiitake), Hericium erinaceus (Lion's Mane) and Trametes versicolor (Turkey Tail)] 2 g
Bioavailability Excellent

Absorption Rating

  • PeakO2™ [Cordyceps militaris (Cordyceps), Ganoderma lucidum (Reishi), Pleurotus eryngii (King Trumpet), Lentinula edodes (Shiitake), Hericium erinaceus (Lion's Mane) and Trametes versicolor (Turkey Tail)] Good
Other Ingredients Fair

Fillers & Additives

No inactive ingredient data available.

Efficacy Excellent

Dosage Analysis

  • PeakO2™ [Cordyceps militaris (Cordyceps), Ganoderma lucidum (Reishi), Pleurotus eryngii (King Trumpet), Lentinula edodes (Shiitake), Hericium erinaceus (Lion's Mane) and Trametes versicolor (Turkey Tail)] 2 g Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 10
Total Carbohydrate 1.5 g <1%*
PeakO2™ [Cordyceps militaris (Cordyceps), Ganoderma lucidum (Reishi), Pleurotus eryngii (King Trumpet), Lentinula edodes (Shiitake), Hericium erinaceus (Lion's Mane) and Trametes versicolor (Turkey Tail)] 2 g

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$36$35$34$33$32 Mar 12 $34.00
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
NutraBio

Founded 1996 · Middlesex, New Jersey, United States · 121 products · nutrabio.com

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

5 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Claimed
In House Testing — Verified Source

Violation History

2 incidents
Prop 65 Lead, Cadmium2018-04-06Source
Lawsuit Misleading advertising regarding the efficacy of glutamine supplements for muscle growth.2018Source
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Frequently Asked Questions
Is NutraBio Peak O2, 180 Capsules a good supplement?

NutraBio Peak O2, 180 Capsules received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 3 active ingredients with 60 servings per container. The manufacturer, NutraBio, holds a brand trust score of 83/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in NutraBio Peak O2, 180 Capsules?

NutraBio Peak O2, 180 Capsules contains 3 active ingredients: Calories (10), Total Carbohydrate (1.5 g), PeakO2™ [Cordyceps militaris (Cordyceps), Ganoderma lucidum (Reishi), Pleurotus eryngii (King Trumpet), Lentinula edodes (Shiitake), Hericium erinaceus (Lion's Mane) and Trametes versicolor (Turkey Tail)] (2 g). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NutraBio Peak O2, 180 Capsules safe to take?

NutraBio Peak O2, 180 Capsules 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 NutraBio a trustworthy supplement brand?

NutraBio receives a brand trust score of 83/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1996 and headquartered in Middlesex, New Jersey, United States, the company offers 121 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: NutraBio has 2 historical regulatory incidents on record, which are factored into the trust score.

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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.