Irwin Naturals Steel Libido®, 75 Liquid Soft-Gels supplement bottle
Irwin Naturals

Steel Libido®, 75 Liquid Soft-Gels

What We Researched
17 active ingredients analyzed · 8 inactive ingredients decoded · 1 brand certification checked · 3 retailers compared · Last updated: Mar 2026
72
Product Score Fair
78
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 1 g <1%**
Choline (as CDP-Choline) 10 mg 2%
Flaxseed Oil (seed) 894 mg
L-Arginine (as L-Arginine Hydrochloride) 167 mg
Maca powder (root) 130 mg
Ashwagandha powder (root) 120 mg
Epimedium (Epimedium sagittatum) (Horny Goat Weed) extract (10% icariins, 12 mg)(aerial) 120 mg
DMG (Dimethylglycine) 80 mg
Yohimbe extract (2% total alkaloids, 1.4 mg) (bark) 70 mg
L-Tyrosine 60 mg
Cayenne powder (30,000 HU) (fruit) 50 mg
Asian Ginseng extract (root) 15 mg
BioPerine ComplexBioPerine® Black Pepper extract (95% piperine) (fruit), Ginger extract (5% gingerols) (rhizome) 3 mg
Bioavailability Good

Absorption Rating

  • Total Carbohydrates Fair
  • Choline (as CDP-Choline) Good
  • Flaxseed Oil (seed) Good
  • L-Arginine (as L-Arginine Hydrochloride) Good
  • Maca powder (root) Fair
  • Ashwagandha powder (root) Poor
  • Epimedium (Epimedium sagittatum) (Horny Goat Weed) extract (10% icariins, 12 mg)(aerial) Fair
  • DMG (Dimethylglycine) Good
  • Yohimbe extract (2% total alkaloids, 1.4 mg) (bark) Fair
  • L-Tyrosine Good
  • Cayenne powder (30,000 HU) (fruit) Fair
  • Asian Ginseng extract (root) Good
  • BioPerine ComplexBioPerine® Black Pepper extract (95% piperine) (fruit), Ginger extract (5% gingerols) (rhizome) Good
Other Ingredients Excellent

Fillers & Additives

  • Gelatin
  • Water
  • Purified
  • Glycerin
  • Caramel
  • Soy Lecithin
  • Beeswax
  • St. John's Bread
Efficacy Very Poor

Dosage Analysis

  • Choline (as CDP-Choline) 10 mg Under-dosed
  • Flaxseed Oil (seed) 894 mg Under-dosed
  • L-Arginine (as L-Arginine Hydrochloride) 167 mg Under-dosed
  • Maca powder (root) 130 mg High
  • Ashwagandha powder (root) 120 mg Under-dosed
  • Epimedium (Epimedium sagittatum) (Horny Goat Weed) extract (10% icariins, 12 mg)(aerial) 120 mg Under-dosed
  • DMG (Dimethylglycine) 80 mg Under-dosed
  • Yohimbe extract (2% total alkaloids, 1.4 mg) (bark) 70 mg High
  • L-Tyrosine 60 mg Under-dosed
  • Cayenne powder (30,000 HU) (fruit) 50 mg High
  • Asian Ginseng extract (root) 15 mg Under-dosed
  • BioPerine ComplexBioPerine® Black Pepper extract (95% piperine) (fruit), Ginger extract (5% gingerols) (rhizome) 3 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 20
Total Fat 1.5 g 2%**
Saturated Fat 0.5 g 3%**
Total Carbohydrates 1 g <1%**
Protein 1 g
Choline (as CDP-Choline) 10 mg 2%
Flaxseed Oil (seed) 894 mg
L-Arginine (as L-Arginine Hydrochloride) 167 mg
Maca powder (root) 130 mg
Ashwagandha powder (root) 120 mg
Epimedium (Epimedium sagittatum) (Horny Goat Weed) extract (10% icariins, 12 mg)(aerial) 120 mg
DMG (Dimethylglycine) 80 mg
Yohimbe extract (2% total alkaloids, 1.4 mg) (bark) 70 mg
L-Tyrosine 60 mg
Cayenne powder (30,000 HU) (fruit) 50 mg
Asian Ginseng extract (root) 15 mg
BioPerine ComplexBioPerine® Black Pepper extract (95% piperine) (fruit), Ginger extract (5% gingerols) (rhizome) 3 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Water Safe

Dissolves and carries water-soluble ingredients.

Purified Unknown
Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Caramel Generally_safe

It is used to impart a brown color to supplements.

Soy Lecithin Safe

Helps blend oil and water-based ingredients. Common allergen.

Beeswax Safe

Used as a coating and to help form softgel capsules.

St. John's Bread Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$30$28$26$25$23 Mar 12 $28.00$24.99
iHerb
Vitacost

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

Brand Trust Report
Irwin Naturals

Founded 1994 · Los Angeles, California, United States · 130 products · irwinnaturals.com/

Certifications

1 certification
Nsf Gmp Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Claimed

Violation History

2 incidents
Lawsuit Deceptively marketing products as 'natural' while they contain synthetic ingredients.2021Source
Prop 65 Lead2011-02-02Source
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Frequently Asked Questions
Is Irwin Naturals Steel Libido®, 75 Liquid Soft-Gels a good supplement?

Irwin Naturals Steel Libido®, 75 Liquid Soft-Gels received a product quality score of 72/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 17 active ingredients with 37 servings per container. Of the 8 inactive ingredients, 5 are rated safe and 0 are flagged for review. The manufacturer, Irwin Naturals, holds a brand trust score of 78/100 with 1 verified certifications including Nsf Gmp.

What are the ingredients in Irwin Naturals Steel Libido®, 75 Liquid Soft-Gels?

Irwin Naturals Steel Libido®, 75 Liquid Soft-Gels contains 17 active ingredients: Calories (20), Total Fat (1.5 g), Saturated Fat (0.5 g), Total Carbohydrates (1 g), Protein (1 g), Choline (as CDP-Choline) (10 mg), and 11 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Irwin Naturals Steel Libido®, 75 Liquid Soft-Gels safe to take?

Irwin Naturals Steel Libido®, 75 Liquid Soft-Gels 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 Irwin Naturals a trustworthy supplement brand?

Irwin Naturals receives a brand trust score of 78/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1994 and headquartered in Los Angeles, California, United States, the company offers 130 products in their lineup. They hold 1 verified certifications including Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Irwin Naturals 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.