Irwin Naturals Extra-Energy Thermo-Fuel Max Fat Burner™, 100 Liquid Soft-Gels supplement bottle
Irwin Naturals

Extra-Energy Thermo-Fuel Max Fat Burner™, 100 Liquid Soft-Gels

What We Researched
24 active ingredients analyzed · 16 inactive ingredients decoded · 1 brand certification checked · 4 retailers compared · Last updated: Mar 2026
64
Product Score Fair
78
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 1 g <1%**
Vitamin C (as Ascorbic Acid) 8 mg 9%
Vitamin E (as d-Alpha Tocopherol) 3.4 mg 23%
Thiamin (as Thiamine Hydrochloride) 0.4 mg 33%
Riboflavin 0.5 mg 38%
Niacin (as Niacinamide) 7 mg 44%
Vitamin B12 (as Cyanocobalamin) 1.5 mcg 63%
Pantothenic Acid (as D-Calcium Pantothenate) 18 mg 360%
Calcium 30 mg 3%
Selenium (as Selenium Aspartate) 17 mcg 31%
Chromium (as Chromium Picolinate) 100 mcg 286%
Fish Oil (18% Eicosapentaenoic Acid (EPA), 189 mg, 12% Docosahexaenoic Acid (DHA), 126 mg) 1050 mg
Green Tea extract (50% EGCG, 150 mg) (leaf) 300 mg
Extra Energy ComplexCaffeine (from Green Coffee (coffea arabica)(bean)) 75 mg, Eleuthero extract (0.8% eleutherosides)(root), Cayenne extract (30,000 HU)(fruit), Guarana (Paullinia cupana) extract (4:1)(seed), Mate (Yerba Mate) extract (4:1)(leaf) 185 mg
Garcinia (Garcinia cambogia) extract (50% hydroxycitric acid, 75 mg)(fruit and rind) 150 mg
L-Carnitine (as L-Carnitine Fumarate) 35 mg
L-Tyrosine 35 mg
Asia Ginseng extract (root) 30 mg
Spirulina (Arthrospira platensis) powder (whole plant) 20 mg
BioPerine ComplexBioPerine® Black Pepper extract (95% piperine)(fruit), Ginger extract (5% gingerols) (rhizome) 3 mg
Bioavailability Very Good

Absorption Rating

  • Total Carbohydrates Fair
  • Vitamin C (as Ascorbic Acid) Fair
  • Vitamin E (as d-Alpha Tocopherol) Good
  • Thiamin (as Thiamine Hydrochloride) Fair
  • Riboflavin Good
  • Niacin (as Niacinamide) Good
  • Vitamin B12 (as Cyanocobalamin) Fair
  • Pantothenic Acid (as D-Calcium Pantothenate) Good
  • Calcium Good
  • Selenium (as Selenium Aspartate) Good
  • Chromium (as Chromium Picolinate) Good
  • Fish Oil (18% Eicosapentaenoic Acid (EPA), 189 mg, 12% Docosahexaenoic Acid (DHA), 126 mg) Good
  • Green Tea extract (50% EGCG, 150 mg) (leaf) Good
  • Extra Energy ComplexCaffeine (from Green Coffee (coffea arabica)(bean)) 75 mg, Eleuthero extract (0.8% eleutherosides)(root), Cayenne extract (30,000 HU)(fruit), Guarana (Paullinia cupana) extract (4:1)(seed), Mate (Yerba Mate) extract (4:1)(leaf) Good
  • Garcinia (Garcinia cambogia) extract (50% hydroxycitric acid, 75 mg)(fruit and rind) Fair
  • L-Carnitine (as L-Carnitine Fumarate) Fair
  • L-Tyrosine Good
  • Asia Ginseng extract (root) Good
  • Spirulina (Arthrospira platensis) powder (whole plant) Good
  • BioPerine ComplexBioPerine® Black Pepper extract (95% piperine)(fruit), Ginger extract (5% gingerols) (rhizome) Good
Other Ingredients Good

Fillers & Additives

  • Gelatin
  • Water
  • Purified
  • Glycerin
  • Beeswax
  • Caramel
  • Sunflower Lecithin
  • Maltodextrin
  • Annatto
  • Rice Flour
  • Dextrin
  • Titanium Dioxide High
  • St. John's Bread
  • Turmeric
  • Dicalcium Phosphate
  • Soybean Oil
Efficacy Poor

Dosage Analysis

  • Vitamin C (as Ascorbic Acid) 8 mg Under-dosed
  • Vitamin E (as d-Alpha Tocopherol) 3.4 mg Under-dosed
  • Thiamin (as Thiamine Hydrochloride) 0.4 mg Under-dosed
  • Riboflavin 0.5 mg Under-dosed
  • Niacin (as Niacinamide) 7 mg Under-dosed
  • Vitamin B12 (as Cyanocobalamin) 1.5 mcg Under-dosed
  • Pantothenic Acid (as D-Calcium Pantothenate) 18 mg Effective
  • Calcium 30 mg Under-dosed
  • Selenium (as Selenium Aspartate) 17 mcg Under-dosed
  • Chromium (as Chromium Picolinate) 100 mcg Effective
  • Fish Oil (18% Eicosapentaenoic Acid (EPA), 189 mg, 12% Docosahexaenoic Acid (DHA), 126 mg) 1050 mg Effective
  • Green Tea extract (50% EGCG, 150 mg) (leaf) 300 mg Under-dosed
  • Extra Energy ComplexCaffeine (from Green Coffee (coffea arabica)(bean)) 75 mg, Eleuthero extract (0.8% eleutherosides)(root), Cayenne extract (30,000 HU)(fruit), Guarana (Paullinia cupana) extract (4:1)(seed), Mate (Yerba Mate) extract (4:1)(leaf) 185 mg Effective
  • Garcinia (Garcinia cambogia) extract (50% hydroxycitric acid, 75 mg)(fruit and rind) 150 mg Under-dosed
  • L-Carnitine (as L-Carnitine Fumarate) 35 mg Under-dosed
  • L-Tyrosine 35 mg Under-dosed
  • Asia Ginseng extract (root) 30 mg Under-dosed
  • Spirulina (Arthrospira platensis) powder (whole plant) 20 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%**
Cholesterol 5 mg 2%**
Total Carbohydrates 1 g <1%**
Protein 1 g
Vitamin C (as Ascorbic Acid) 8 mg 9%
Vitamin E (as d-Alpha Tocopherol) 3.4 mg 23%
Thiamin (as Thiamine Hydrochloride) 0.4 mg 33%
Riboflavin 0.5 mg 38%
Niacin (as Niacinamide) 7 mg 44%
Vitamin B12 (as Cyanocobalamin) 1.5 mcg 63%
Pantothenic Acid (as D-Calcium Pantothenate) 18 mg 360%
Calcium 30 mg 3%
Selenium (as Selenium Aspartate) 17 mcg 31%
Chromium (as Chromium Picolinate) 100 mcg 286%
Fish Oil (18% Eicosapentaenoic Acid (EPA), 189 mg, 12% Docosahexaenoic Acid (DHA), 126 mg) 1050 mg
Green Tea extract (50% EGCG, 150 mg) (leaf) 300 mg
Extra Energy ComplexCaffeine (from Green Coffee (coffea arabica)(bean)) 75 mg, Eleuthero extract (0.8% eleutherosides)(root), Cayenne extract (30,000 HU)(fruit), Guarana (Paullinia cupana) extract (4:1)(seed), Mate (Yerba Mate) extract (4:1)(leaf) 185 mg
Garcinia (Garcinia cambogia) extract (50% hydroxycitric acid, 75 mg)(fruit and rind) 150 mg
L-Carnitine (as L-Carnitine Fumarate) 35 mg
L-Tyrosine 35 mg
Asia Ginseng extract (root) 30 mg
Spirulina (Arthrospira platensis) powder (whole plant) 20 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.

Beeswax Safe

Used as a coating and to help form softgel capsules.

Caramel Generally_safe

It is used to impart a brown color to supplements.

Sunflower Lecithin Safe

Helps mix oil and water-based ingredients. Allergen-free alternative to soy lecithin.

Maltodextrin Generally_safe

Helps carry and stabilize active ingredients. Provides bulk.

Annatto Safe

Provides natural color to supplements.

Rice Flour Safe

Natural bulking agent to fill capsule space. Hypoallergenic.

Dextrin Generally_safe

It is used as a filler, binder, or coating agent.

Titanium Dioxide Caution

Used as a whitening agent in tablet coatings and capsules.

St. John's Bread Unknown
Turmeric Safe

Provides natural yellow color.

Dicalcium Phosphate Safe

Serves as both a filler and a supplemental source of calcium and phosphorus.

Soybean Oil Safe

Dissolves fat-soluble ingredients. Contains soy allergen.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$33$31$29$28$26 Mar 12 $31.00$27.99
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 Extra-Energy Thermo-Fuel Max Fat Burner™, 100 Liquid Soft-Gels a good supplement?

Irwin Naturals Extra-Energy Thermo-Fuel Max Fat Burner™, 100 Liquid Soft-Gels received a product quality score of 64/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 24 active ingredients with 33 servings per container. Of the 16 inactive ingredients, 10 are rated safe and 1 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 Extra-Energy Thermo-Fuel Max Fat Burner™, 100 Liquid Soft-Gels?

Irwin Naturals Extra-Energy Thermo-Fuel Max Fat Burner™, 100 Liquid Soft-Gels contains 24 active ingredients: Calories (20), Total Fat (1.5 g), Cholesterol (5 mg), Total Carbohydrates (1 g), Protein (1 g), Vitamin C (as Ascorbic Acid) (8 mg), and 18 more. Notable high-dose ingredients include Pantothenic Acid at 360% DV, Chromium at 286% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Irwin Naturals Extra-Energy Thermo-Fuel Max Fat Burner™, 100 Liquid Soft-Gels safe to take?

Irwin Naturals Extra-Energy Thermo-Fuel Max Fat Burner™, 100 Liquid Soft-Gels has been analyzed for ingredient safety across all its components. Of 16 inactive ingredients, 10 are rated safe. 1 ingredient is flagged for review: Titanium Dioxide. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. 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.