Forest Leaf Advanced Dual Berberine HCl Complex + Cinnamon, Bittermelon & Gymnema, 90 Vegetable Capsules supplement bottle
Forest Leaf

Advanced Dual Berberine HCl Complex + Cinnamon, Bittermelon & Gymnema, 90 Vegetable Capsules

What We Researched
2 active ingredients analyzed · 4 inactive ingredients decoded · 2 retailers compared · Last updated: Mar 2026
81
Product Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Premium Berberine HCl ComplexBerberine 97% HCl (Berberis aristata) (Root), Berberis aristata 10:1 Extract (Root) 1,000 mg **
Premium Botanical ComplexGymnema Leaf 20:1 Extract, Bitter Melon Fruit 10:1 Extract, Ceylon Cinnamon Barl 20:1 Extract 300 mg **
Bioavailability Very Good

Absorption Rating

  • Premium Berberine HCl ComplexBerberine 97% HCl (Berberis aristata) (Root), Berberis aristata 10:1 Extract (Root) Fair
  • Premium Botanical ComplexGymnema Leaf 20:1 Extract, Bitter Melon Fruit 10:1 Extract, Ceylon Cinnamon Barl 20:1 Extract Good
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose (Capsule)
  • Vegetable Magnesium Stearate
  • Silicon Dioxide
  • Microcrystalline Cellulose
Efficacy Fair

Dosage Analysis

  • Premium Berberine HCl ComplexBerberine 97% HCl (Berberis aristata) (Root), Berberis aristata 10:1 Extract (Root) 1,000 mg Effective
  • Premium Botanical ComplexGymnema Leaf 20:1 Extract, Bitter Melon Fruit 10:1 Extract, Ceylon Cinnamon Barl 20:1 Extract 300 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Premium Berberine HCl ComplexBerberine 97% HCl (Berberis aristata) (Root), Berberis aristata 10:1 Extract (Root) 1,000 mg **
Premium Botanical ComplexGymnema Leaf 20:1 Extract, Bitter Melon Fruit 10:1 Extract, Ceylon Cinnamon Barl 20:1 Extract 300 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose (Capsule) Safe

It is used as a material for making vegetarian capsules.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Price Comparison

iHerb $29.95 $0.67 / serving
Best Price

Price History

Tracked across major retailers. Updated periodically.

$32$31$30$29$28 Mar 12 $29.95
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
Forest Leaf

Founded 2016 · Garden Grove, CA, USA (mailing address) & Brooklyn, NY, USA (returns address) · 31 products · forestleaf.com/

Transparency

1 claim
Third Party Testing Claim — Claimed Source
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Frequently Asked Questions
Is Forest Leaf Advanced Dual Berberine HCl Complex + Cinnamon, Bittermelon & Gymnema a good supplement?

Forest Leaf Advanced Dual Berberine HCl Complex + Cinnamon, Bittermelon & Gymnema, 90 Vegetable Capsules received a product quality score of 81/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients with 45 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives.

What are the ingredients in Forest Leaf Advanced Dual Berberine HCl Complex + Cinnamon, Bittermelon & Gymnema?

Forest Leaf Advanced Dual Berberine HCl Complex + Cinnamon, Bittermelon & Gymnema contains 2 active ingredients: Premium Berberine HCl ComplexBerberine 97% HCl (Berberis aristata) (Root), Berberis aristata 10:1 Extract (Root) (1,000 mg), Premium Botanical ComplexGymnema Leaf 20:1 Extract, Bitter Melon Fruit 10:1 Extract, Ceylon Cinnamon Barl 20:1 Extract (300 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Forest Leaf Advanced Dual Berberine HCl Complex + Cinnamon, Bittermelon & Gymnema safe to take?

Forest Leaf Advanced Dual Berberine HCl Complex + Cinnamon, Bittermelon & Gymnema, 90 Vegetable Capsules has been analyzed for ingredient safety across all its components. All 4 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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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.