Green Tea Leaf Extract Powder – 98% Polyphenols (Camellia sinensis)

Green tea extract is concentrated from unfermented Camellia sinensis leaves and standardised to catechins, especially EGCG. It is one of the most researched antioxidant and metabolic ingredients, available in regular and decaffeinated grades.

Supplied as a standardized botanical extract powder with a declared marker-compound assay for batch-to-batch consistency.

GUTINS Green Tea Extract — 98% polyphenols is offered for manufacturers, formulators and brands. Specification: 98% polyphenols; form / technology: Standardized extract; diet suitability: Plant-based.

Product Specifications

Key Benefits

• Rich source of antioxidant catechins and EGCG
• Supports healthy metabolism and fat oxidation
• Supports cardiovascular wellness
• Decaffeinated grades avoid stimulant effects
• Supports skin health and photoprotection (topical)

Uses & Applications

Typical applications: Antioxidant, metabolic.

• Weight management capsules
• Antioxidant tablets
• Ready-to-drink teas and functional beverages
• Energy and focus formulas
• Skincare serums and creams
• Oral care products

How to Use / Dosage

• Typical daily intake: 250-500 mg/day of 50% EGCG extract; keep EGCG below 800 mg/day
• Typical use level: 5-30% in capsules/tablets; 0.05-0.5% in beverages; 0.1-2% in cosmetics
• Formulation tip: Standardized extracts are best dosed on the basis of the marker assay stated on the CoA.
• Weigh accurately and pre-blend small quantities with a carrier (e.g. maltodextrin, MCC or rice flour) for uniform distribution.
• Final dosage should be based on the lot-specific Certificate of Analysis, the target serving size and the rules of your destination market.

Solubility & Formulation

Soluble in water and hydroalcoholic solutions; insoluble in oils

Storage & Handling

Store tightly closed in a cool, dry place below 25 °C, protected from light; hygroscopic – reseal promptly. Keep container tightly closed; use clean, dry utensils. Shelf life is typically 24 months in unopened original packaging (see CoA).

Regulatory Note

Green tea extract is widely used in US supplements and foods. EFSA advised that ≥800 mg EGCG/day raises liver concerns and the EU (Reg. 2022/2340) restricts EGCG to below 800 mg per daily portion with warnings; Verify permitted use and labelling in the destination market.

Diet suitability: Plant-based. This product is supplied as a raw ingredient for further manufacturing and is not a finished consumer product. The buyer is responsible for ensuring the ingredient, its use level and all label claims comply with the regulations of the destination market (e.g. FDA, EFSA, FSSAI, Health Canada, TGA).

Caution & Disclaimer

• High-dose EGCG (≥800 mg/day) linked to liver injury – take with food, avoid fasting use
• Caffeine content in non-decaf grades – caution in pregnancy and caffeine sensitivity
• May reduce absorption of iron and certain drugs (e.g. nadolol)
• Oxidises and browns in solution; light- and heat-sensitive

For manufacturing, formulation and professional use only. Not for direct consumption in concentrated form. Keep out of reach of children. Avoid inhalation of dust and contact with eyes; use suitable PPE when handling. Consult a qualified healthcare professional before use if pregnant, nursing, taking medication or managing a medical condition. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Bulk & Wholesale Orders

Need more than 5 Kg, a custom specification, private label support or documentation (CoA, TDS, SDS, allergen and GMO statements)? Contact the GUTINS team for bulk pricing and lead times.