Wholesale black tea extract capsules supplement Manufacturer

Dosage Form: capsules

Dose: 2 capsules per day

OEM: Customized logo is welcome, Packing as your requirement. offering private label

Source Material: 100% Natural Camellia sinensis Leaves

Key Indicators: Standardized Polyphenols (40% - 50%), Natural Caffeine (3% - 8%)

Type of Product: black tea extract capsules

Model Number: ASRN-black tea extract capsules

Specification: 500mg,800mg/bottle or customized

Sample: black tea extract capsules Avaliable

MOQ: 50 bottles

Keywords: black tea extract capsules

Brand: Ausreson

Appearance: capsules

Storage: Cool Dry Place

Shelf Life: 2 Years

Test Method: HPLC

Last updated July 2026

Why Black Tea Extract Capsules Are Growing in Demand

Consumers are moving away from harsh synthetic stimulants and overly processed supplements. They want clean, plant-based solutions that fit seamlessly into their active daily routines.

• Broad Consumer Appeal: A recognizable, trusted ingredient loved worldwide.

• Versatile Formulation: Easy to pair with Vitamin C, L-Theanine, or Citrus extracts for custom wellness blends.

• Convenient Capsule Delivery: Eliminates the bitter taste of liquid extracts while providing precise, daily serving sizes.

Six Health Benefits of Black Tea Extract Capsules

1. Cardiovascular Health Support

Multiple studies, including a 2021 meta-analysis published in the *American Journal of Clinical Nutrition*, indicate that regular intake of black tea extract helps maintain healthy blood pressure levels and blood circulation. Black tea polyphenols are believed to promote vascular endothelial function, a key indicator of cardiovascular health.

2. Antioxidant and Cell Protection

Black tea extract is rich in theaflavins and thearubigins, powerful antioxidants that help neutralize free radicals and reduce oxidative stress damage to cells. This is particularly important for long-term health maintenance and anti-aging.

3. Digestive Comfort

Traditionally, black tea has been used to support digestive health. Modern research suggests that black tea extract may promote digestive comfort by regulating gut microbiota balance and reducing inflammation.

4. Energy Metabolism and Weight Management

A 2020 study published in the *European Journal of Nutrition* indicates that black tea extract may support healthy metabolic function through multiple mechanisms, including influencing energy expenditure and lipid oxidation processes.

5. Cognitive Function and Mental Clarity:

The unique combination of L-theanine and caffeine in dark tea can provide a state of "calm alertness"—improving focus while reducing stress, a cognitive support sought by many professionals in Europe and America.

6. Immune System Regulation:

Preliminary studies suggest that the polyphenols in dark tea may have a regulatory effect on the immune response, supporting overall immune health, especially during seasonal challenges.

Core Market Benefits for Your Finished Product

Black tea polyphenols help support healthy fat metabolism and digestion. It is a popular addition to natural weight management routines when combined with a balanced diet and regular exercise.

Unlike high-dose caffeine pills, natural black tea extract delivers a steady, gentle lift in alertness. It helps consumers stay focused through long workdays without sudden energy crashes.

Everyday stress and environmental factors can take a toll on cellular health. Black tea extract contains natural plant antioxidants that help protect cells against daily oxidative stress.

Compliance, Safety, and B2B Trust Guarantees

Building a successful private-label supplement requires complete regulatory peace of mind. Our manufacturing facilities and supply chain processes strictly follow international quality benchmarks:

• GMP-Certified Manufacturing: Produced in facilities adhering to strict Good Manufacturing Practices.

• Third-Party Lab Tested: Every batch is independently tested for heavy metals, microbial safety, pesticides, and active compound verification. COA (Certificate of Analysis) provided with every shipment.

• Regulatory Peace of Mind: Fully compliant with US FDA dietary supplement guidelines and EU food safety standards. Free from prohibited substances or misleading health claims.

• Flexible MOQ & Fast Turnaround: Low minimum order quantities designed to help new and established brands test the market quickly.

Frequently Asked Questions about Black Tea Extract Capsules

Q: How is black tea extract capsule different from drinking black tea?

A: Black tea extract capsules provide a standardized dose of active compounds (especially theaflavins), ensuring a consistent intake of the effective ingredients each time. While drinking black tea also has benefits, the capsule form is more convenient and provides a more controlled dosage, making it especially suitable for those who want to target specific health benefits.

Q: Will black tea extract affect sleep?

A: This depends on the product's caffeine content and individual sensitivities. High-quality extracts usually list their caffeine content. If you are caffeine sensitive, choose a decaffeinated black tea extract product or avoid taking it in the afternoon and evening.

Q: Can black tea extract be taken with other supplements?

A: Generally, yes, but some combinations may require caution. For example, black tea extract may affect iron absorption, so it's best to take it a few hours apart from iron supplements. As with any supplement combination, consulting a healthcare provider is advisable.

About us

Private Label design, fast delivery, USA Warehouse, European Warehouse, capsules factory,Softgels factory,tablets factory, pills factory, Gummies factory, Liquid Drops factory,Gum factory,solid beverage factory, customized factory, capsules manufacturer,Softgels manufacturer, tablets manufacturer, pills manufacturer, Gummies manufacturer, Liquid Drops manufacturer,Gum manufacturer,solid beverage manufacturer, customized manufacturer.

Our advantage

We possess extensive experience, handling every step from sourcing each ingredient in the formulation to post-filling inspection, all at the most competitive prices and with the fastest delivery times.

Xi'an Henrikang Biotech Co., Ltd. owns factory, Main Product Foods additives, Nutritional supplements, Healthcare Products(capsules,Softgels,tablets,Gummies,Liquid Drops,Gum,solid beverage and other customized products), plant extracts.

Support OEM&ODM service，Design label packaging, Overseas in stock, Fast customization, Drop Shipping.

Xi'an Henrikang Biotech Co., Ltd. is supplying OEM service for the Well-known brands Reson and Ausreson. 

Alibaba International Station No.1 supplier,  Alibaba International Station Number 1, Alibaba International Station Number one.