• Guarana (pronounced gwa-ra-NAH) is a creeping shrub native to Venezuela and northern Brazil in the Amazon rain forest. The fruit are small, bright-red, and contains black seeds.
• Guarana seeds are rich in caffeine and contain up to 4-8% caffeine, more than coffee beans, which contain approximately 1–2.5% caffeine. The seeds are also rich in tannins and xanthine alkaloids theophylline and theobromine.
• Guaraná is reputed to be a stimulant and increase mental alertness, fight fatigue, and increase stamina and physical endurance.
• Guarana drinks and sodas are very popular in Brazil , almost as popular as cola-based sodas.
• The influence of process variables, such as the convective airflow rate, extract feed rate, and air inlet temperature, on the quality of the dry extract was determined using the caffeine and moisture content for the process evaluation.
• The caffeine content in the alcoholic and dried extracts was determined by capillary gas chromatography.
• Thermogenesis refers to the body's production of heat, a normal part of metabolic processes and it can be enhanced by certain nutritional substances.
• Caffeine was quantified spectrometrically by the method using a 2.5% solution of sulfuric acid as blank. Absorbances were measured at 271 nm.
• Guarana´ has long been esteemed for its energetic and curative properties.
• Extracts from the exotic fruit guarana showed excellent antioxidant and antibacterial properties, which could see the exotic berry making a move 
  into food preservatives.
• In Brazil, the use of guarana by athletes is widespread, with claims of performance improvement, and it has also been adopted as a supplement in  the diet of racing horses.
• Caffeine has been reported to reduce the ability to sleep at doses of 100mg at bedtime.
• Due to the large amount of caffeine found in guarana, side effects are usually associated with caffeine assumption.
• As guarana becomes more and more popular worldwide, as a main ingredient in energy drinks such as "Sobe" and “Rockstar”, conflict has risen between the local producers and distributors of guarana over rights to the marketing of the berry.
• South Americans know all about guarana. In Brazil, guarana drinks are almost as popular as cola drinks. The companies are very up-front about what's in the drinks: everyone knows they are full of caffeine.

• Guarana - Background
• Guarana of the Amazons (Brazil)
• Guarana
• Guarana information
• What is Guarana?
• About Guarana

Company Profile & Consultant

• Company from USA
• Company from India
• Company from UK
• Company from New York
• US Consultant from Sturbridge

Cultivation

• Guarana and Gurana Extract: Phytochemicals, Botanical Info and History
• Age Vert’s Fairtrade Organic Guarana
• Tropical Plant Database - Guarana
• Tropical Crops - Paullinia cupana
• Guarana Paullinia cupana var. sorbilis
• Species of Paullinia with economic potential
• Legume cover crops and nutrient cycling in tropical fruit tree production

Process

• Fluid Bed Drying of Guarana (Paullinia cupana HBK) Extract: Effect of Process Factors on Caffeine Content
• Guarana Extract
• Fluid Extract of Guarana
• Extraction of methylxanthines from guaraná seeds, maté leaves, and cocoa beans using supercritical carbon dioxide and ethanol.
• Evaluation of Oxidation Process of Guarana Tennins
• The Use of Supercritical Fluid Extraction Technology in Food Processing

Application

• Guarana extract shows promise as preservative additive
• Guarana’s Journey from Regional Tonic to Aphrodisiac and Global Energy Drink
• Lipid metabolism in trained rats: Effect of guarana (Paullinia cupana Mart.) supplementation
• Paullinia cupana Mart var. sorbilis, guaraná, reduces cell proliferation and increases apoptosis of B16/F10 melanoma lung metastases in mice

Uses

• Guarana - Side Effects and Benefits
• Guarana and long-haul flights and jet leg
• Guarana - Uses
• An herbal supplement containing Ma Huang-Guarana for weight loss: a randomized, double-blind trial

• Compositions and methods for weight reduction
• Malt Beverages made with Guarana
• Agent for inducing hair growth containing extracts of saw palmetto and swertia
• Alimentary Products Based on Coffee, Cocoa and Guarana
• Delivery system for appetite suppressant

Product

• Guarana Powder Extract
• Guarana Products
• Guarana' Alaska Drink
• Guarana Ice
• Hydroxyslim by HiTech Guarana and Ephedra Extract
• Liquid Chlorophyll Plus Guarana
• Guarana Soda Products
• Herbalife N-R-G Tea Raw Guarana Tea Mix
• Zola

Material Safety Data Sheet

• Guarana Extract, 30% Caffeine, Powder
• Guarana Powder
• Paullinia cupana  Powder, 40-80
• Guarana Seeds
• Guarana Powder, 40-80

Report

• A report on AmBev’s Social, Economic and Environmental performance
• Caffeine-induced cardiac arrhythmia: an unrecognised danger of healthfood products
• Trends Driving Beverage
• Effects of encapsulated green tea and Guarana extracts containing a mixture of epigallocatechin-3-gallate and caffeine on 24 h energy expenditure and fat oxidation in men
• The safety Aspects of Dietary Caffeine
• Guarana Side Effects
• Similarities Between Guarana and Caffeine

Market

• The international market of natural ingredients: lessons learned from promoting exports through the BioTrade Facilitation Programme (BTFP)
• Guarana - Prospects and Geographic Indicator Status
• Packing drinks with a punch
• Guarana.com news

Suppliers & Buyers

• Suppliers of Guarana Seed
• Selling Leads of Guarana
• Guarana Manufacturer / Supplier
• Guarana Suppliers
• International importer of guarana
• Guarana Buyer's list