Standards

From Farm to Future: Standardizing Hibiscus for Quality and Growth

Why Standardization is the Seed for a Thriving Hibiscus Industry

The Hibiscus sabdariffa industry has immense potential, but to truly flourish, it needs a strong foundation built on standardization. Currently, the focus is primarily on the physical characteristics of the calyxes, often neglecting crucial aspects that impact quality, consistency, and ultimately, the myriad values of the plant. Here’s why standards development is critical for the evolution of the Hibiscus industry:

  • Unlocking Market Potential: Standardized practices across the industry create a common language for producers, processors, and consumers. This clarity allows producers to cater to specific market demands, ensuring consistent quality for buyers. For example, standardized levels of anthocyanins (powerful antioxidants) would allow producers to target markets seeking high-potency health products.
  • Empowering Farmers: Standardized cultivation practices, including optimal growing conditions, water management, and pest control methods, empower farmers, particularly those with limited resources. This fosters predictability in yield, reduces risks, and allows farmers to participate more effectively in the market.
  • Promoting Fair Trade: Standardized quality assessments ensure fair pricing for farmers based on the content of valuable phytochemicals like anthocyanins or other desired properties. This transparency protects farmers and incentivizes them to invest in higher-quality production methods.
  • Boosting Research and Development: Standards create a baseline for research, allowing scientists to compare findings and develop new applications more effectively. Standardized processing and storage techniques can improve product shelf life and lead to further research into extracting valuable compounds for medical or industrial uses.
  • Ensuring Consumer Confidence: Standardized labeling that reflects the phytochemical profile, taste profile, and origin of Hibiscus products fosters consumer trust. This empowers consumers to make informed choices based on their specific needs and preferences.

Moving beyond the calyx alone, a comprehensive set of standards that encompasses genetic and biochemical properties, cultivation methods, taste profiles, phytochemical content, processing techniques, and storage methods is crucial. These standards will act as a roadmap for the industry, guiding producers, processors, and researchers toward a future brimming with high-quality, diverse, and valuable Hibiscus products.

Transparency of data about Hibiscus sabdariffa is essential across multiple sectors

  • Boosts Industry Growth: Transparency allows for informed decision-making across the entire supply chain. Farmers can access research on optimal growing conditions for higher yields, processors can ensure consistent quality based on standardized data, and businesses can develop targeted products based on consumer preferences for specific phytochemical profiles. This transparency fosters innovation and leads to a more efficient and profitable industry.
  • Empowers Farmers: When data on factors like cultivation methods, disease resistance, and fair market pricing for various phytochemical contents is readily available, farmers are empowered to make informed choices. This can lead to increased productivity, improved resource management, and ultimately, better livelihoods for those who cultivate Hibiscus sabdariffa.
  • Strengthens Consumer Confidence: Open access to data on the plant’s nutritional profile, potential health benefits, and safety assessments builds trust with consumers. This allows them to make informed purchasing decisions based on their specific needs and preferences. Transparency also fosters awareness of the plant’s potential applications in food, beverages, and other products.
  • Enhances Scientific Research: Openly shared and standardized data accelerates scientific progress. Researchers can compare findings more effectively, identify gaps in knowledge, and collaborate more readily on new applications for Hibiscus sabdariffa. Additionally, transparent data sharing allows for quicker identification of potential risks or safety concerns associated with the plant.
  • Promotes Sustainability: Transparency allows for better resource management throughout the industry. Data on water usage, pest control methods, and potential environmental impacts of large-scale cultivation can be used to develop sustainable practices. Additionally, transparent data on processing techniques and waste minimization can help create a more environmentally friendly Hibiscus industry.

Transparency of data about Hibiscus sabdariffa is a win-win for all stakeholders. It fosters a more robust and sustainable industry, empowers farmers, marketers, manufacturers, and consumers, and accelerates scientific advancements for the benefit of global health and well-being.

Food Data Science

Food data science holds immense potential to transform the Hibiscus sabdariffa industry beyond simply sharing databases. Here’s how advanced analysis and interpretation of data can revolutionize the industry:

1. Optimizing Cultivation and Yield:

  • Predictive Modeling: By analyzing historical yield data alongside weather patterns, soil composition, and farming practices, food data science can develop predictive models for optimal growing conditions. This empowers farmers to make informed decisions about planting times, water management, and fertilizer application, leading to higher yields and reduced resource wastage.
  • Phenotyping: Utilizing image recognition and machine learning, data science can analyze digital images of Hibiscus plants to identify early signs of disease or nutrient deficiencies. This allows for targeted interventions, minimizing crop losses and improving overall farm productivity.

2. Tailoring Products for Specific Markets:

  • Consumer Preference Analysis: By analyzing consumer demographics, purchasing habits, and taste preferences, data science can identify market trends for specific Hibiscus products. This allows producers and food companies to develop targeted products with desired phytochemical profiles (e.g., high anthocyanin content for antioxidant benefits) and preferred taste profiles (e.g., tart vs. mild flavors).
  • Sensory Science Integration: Combining sensory science data on consumer taste preferences with chemical analysis of Hibiscus varieties, food data science can predict consumer reception of new products. This allows for targeted product development and reduces risks associated with launching unpalatable products.

3. Enhancing Processing and Storage Techniques:

  • Optimizing Extraction Processes: Analyzing data on solvent properties, temperature variations, and phytochemical profiles, data science can identify the most efficient methods for extracting valuable compounds from Hibiscus. This leads to higher-quality extracts, minimizes waste, and potentially lowers production costs.
  • Predicting Shelf Life: Data science can analyze storage conditions, temperature fluctuations, and the impact of processing techniques on the degradation of beneficial compounds in Hibiscus products. This allows for the development of optimal storage and packaging solutions to extend shelf life, reduce spoilage, and minimize product waste throughout the supply chain.

4. Food Safety and Quality Control:

  • Real-time Monitoring: Utilizing sensor technology and data analysis, food data science can enable real-time monitoring of Hibiscus products throughout the supply chain. This allows for early detection of contamination or spoilage, ensuring food safety and reducing risks associated with product recalls.
  • Traceability and Provenance Tracking: Data science can streamline tracking systems from farm to final product. This allows for transparent labeling, identifies potential contamination sources quickly, and builds consumer trust in the safety and origin of Hibiscus products.

By leveraging the power of food data science, the Hibiscus industry can move beyond basic data sharing and unlock a future of optimized cultivation, targeted product development, efficient processing, and robust quality control. This data-driven approach will ultimately benefit farmers, consumers, and the industry as a whole.

EP3M

The progenitors of this website have developed an advanced data driven tool for transforming ingredients such as Hibiscus sabdariffa into powerful agents to promote metabolic health. This framework does deep data analysis and provides actionable outputs for ingredients at Elemental, Production, Processing, Product, and Metabolic levels.

Perfact

Perfact.co provides a cutting edge technology for transforming food data into powerful tools for multiple sectors. 

Scientific Advisors

This website builds its strength upon the systematic review of our work by a strong network of scientists, experts, and NGOs that see the potential of Hibiscus sabdariffa as a champion for human and environmental health.

Examples of standards for Hibiscus sabdariffa

Currently, there are no global standards for Hibiscus sabdariffa, so here is a collection of standards and references to inform thinking about standards for this important product.

Standards from around the world.

There are no global standards, so here is a collection of standards from various sources.

Tanzanian Standards

Dried rosella shall have a floral, berry – like aroma; free from objectionable off odour. Dried rosella, prepared with soaking and mashing in clean water shall have a well-balanced tart and astringent flavour.

Dried Rosella – Specification

0 Foreword

Rosella (Hibiscus sabdariffa) is an annual herbaceous shrub of the Malvaceae family, whose leaves are normally used as a vegetable and the red pods that occur enclosed in their calyces are used in the food industry in making salads, soup, sauces, jam, beverages and other products.

In light of the need to safeguard the consumer and in order to ensure the safety and quality of dried rosella this Tanzania Standard was thus developed.

This standard is the revision of TZS 1190:2010 which was revised to include requirements for dried rosella in powdered form

In reporting the results of a test or analysis made in accordance with this Tanzania Standard, if the final value observed or calculated is to be rounded off, it shall be done in accordance with TZS 4 Rounding off numerical values (see clause 2).

1. Scope

This Tanzania Standard prescribes requirements, methods of sampling and tests for dried rosella, Hibiscus subdariffa, of Malvaceae family in whole or ground form intended for human consumption or industry use.

2. Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

Codex Stan 192, General standard for food additives

TZS 4, Rounding off numerical values

TZS 1502, Fruits and Vegetables – Determination of Arsenic content

TZS 109 – Food processing units – Code of hygiene

TZS 118/ISO 4833-1, Microbiology of food and animal feeding stuffs – Horizontal method for the enumeration of microorganisms – Colony-count technique at 30O C

TZS 119/ ISO 4831, Microbiology of food and animal feeding stuffs – Horizontal method for detection and enumeration of coliforms – Most probable number technique

TZS 125(Part 1), Microbiology of food and animal feeding stuffs – Horizontal method for the enumeration of coagulase-positive staphylococci (Staphylococcus aureus and other species) – Part 1: Colony Count Technique using

TZS 131/ISO 7954, Microbiology of food and animal feeding stuff – General guidance for enumeration of yeasts and moulds – Colony count technique at 25oC

TZS 163, Processed fruits and vegetable products – Method of sampling and test

TZS 268, Method for determination of lead in food stuffs

TZS 538, Packaging, marking and labeling of foods AFDC 12 (1030) DTZS (REV TZS 1190)

TZS 1316/ISO 928, Spices and condiments- Determination of total ash

TZS 1317/ISO 930, Spices and condiments- Determination of acid insoluble ash

TZS 1318/ISO 939, Spices and condiments- Determination of moisture content Entrainment method

TZS 1315/ISO 927, Spice and Condiments – Determination of Extraneous matter and foreign matter content

TZS 122/ ISO6579-1, Microbiology of food and feeding stuffs – Horizontal method for the detection of salmonella spp

ACCESS THE FULL DOCUMENT HERE

Commerical standard - Safiragro

Specifications of Dried Hibiscus Flowers

Dried Hibiscus Flowers (Yobe/Katsina/Sokoto Origin, depending on season)
Hand Picked and Sieved for full flowers
Lump free
Purple Red colour
Max 5% Broken
Max 10% Moisture
Free from objectionable odours
Floral berry like aroma
Well balanced tart and astringent flavour
No Salmonella

10 MT in 40ft HC
Packed in 20 Kg Double lined woven PP sacks
Fumigated as per destination requirement

SOURCE: https://www.safiragro.com/en/products/8/hibiscus

Sudanese Hibiscus flowers specification sheet

SUDANESE HIBISCUS FLOWERS TYPICAL SPECIFICATIONS & DESCRIPTION

Guidelines Description
Description  Sudanese Hibiscus Flowers (sabdariffa) 
Packaging  Item is typically packed in 50 lb. poly (or less) lined multi-walled sacks (adequately protecting product for shipment)

Raw ingredient sample:

(a) Visual 

(b) Aroma 

(c) Texture Lump free, free flowing particles

 

Purple-red colour.

Floral, berry-like aroma. Free from objectionable off-odours. 

Prepared sample:

(a) Visual 

(b) Aroma 

(c) Flavor 

 

Clear, deep red solution with some background purple hues. Blue hues are undesirable.

Slight berry aroma.

A well-balanced, tart, and astringent flavor. Some cranberry notes as well as a slight drying effect. Not excessively tart, acidic or bitter. Should be free of off-flavours and other undesirable spice/botanical notes. 

Testing Parameters:

Test Units: Specifications

(a) Free Flow Density 

(b) Moisture 

(c) Total Ash 

(d) Acid Insoluble Ash 

(e) Sieve Analysis 5 Min Rotate 

(f) Insect Fragments each 

(g) Whole Insects (field/storage) 

(h) Salmonella 

(i) Coliform 

(j) E. coli (MPN)

(k) E. coli (Film) 

(l) S. Aureus 

(m) Standard Plate Count 

(n) Yeast/Mould 

G/CC Minimum 0.45, Maximum 0.60

12%

10%

1.5%

Thru US#20 95.0%

Thru US#60 5.0%

400

each 25/5

negative

2 of 5 over 10 CFU, 0 of 5 over 100 CFU

2 of 5 over 3 CFU, 0 of 5 over 20 CFU

0 of 5 over 10 CFU

1 of 5 over 100 CFU, 0 of 5 over 1000 CFU

0 of 5 over 1,000,000 CFU

0 of 5 over 10,000 CFU

 

Standardization of Roselle (Hibiscus sabdariffa L.) Calyx cultivated in Sudan.

This research was conducted to standardize Roselle (Hibiscus sabdariffa) cultivated in Sudan.

Entering the European market for hibiscus

To enter the European market for hibiscus, you must meet the mandatory requirements set by the European Union (EU). Also consider meeting the common additional requirements that European buyers and niche markets have, as they will help you to enter the European market. The European market for hibiscus is divided into three segments, with separate channels you can enter through. You will face competition from other hibiscus suppliers, as well as competing products when entering the European market.

Read the full article here.