Premium Wholesale Sun-Dried Raisins – Natural Seedless Dark & Brown Bulk Supplier
Our farm-direct Sun-Dried Raisins (Vitis vinifera) are grown in premier sunny high-altitude basins where long daylight hours and arid breezes create the ultimate environment for grape drying. Allowed to ripen fully on the vine, the grapes are harvested and naturally sun-cured, causing their natural sugars to caramelize into rich dark-brown and purple-black hues. Processed through modern washing, automated de-stemming, optical laser sorting, and metal detection lines, our sun-dried raisins retain their natural plumpness, deep fruity sweetness, and high nutritional integrity for diverse commercial food manufacturing uses.
Why Source Wholesale Sun-Dried Raisins From Us?
- 100% Natural Sun-Curing Process: Zero chemical drying accelerators, artificial dyes, or added sucrose—just pure, unadulterated fruit goodness.
- High-Precision Optical Sorter Cleaning: Advanced triple-pass optical laser sorters and X-ray systems guarantee 99.8%+ purity free from stones, sand, or capstems.
- Superior Humectant Properties for Baking: Natural fruit sugars locked inside preserve crumb moisture, extending the fresh shelf life of commercial baked goods.
- Global Export Safety Accreditation: Certified under BRCGS, ISO22000, HACCP, USDA Organic, Halal, and Kosher quality standards.
Nutritional Excellence & Functional Industrial Uses
The natural slow dehydration under direct sunlight concentrates the essential vitamins, minerals, and bioactive compounds within every berry. Fresh sun-dried seedless raisins offer important biochemical advantages:
- High Bioavailable Energy & Sugars: Rich in glucose and fructose that provide sustained energy release for sports nutrition, energy bars, and trail mixes.
- Dietary Fiber & Digestive Health: High soluble and insoluble fiber coupled with natural tartaric acid supports gut microbiome balance.
- Iron & Potassium Mineral Profile: Helps prevent nutritional anemia, aids oxygen transport, and regulates muscle cellular fluid balance.
- Polyphenol Antioxidant Protection: High concentrations of resveratrol and catechins protect cellular membranes against oxidative decay.
Technical Specifications & Quality Parameters
| Technical Parameter | Specification Benchmark Value | Testing Standard / Method |
|---|---|---|
| Botanical Name | Vitis vinifera L. | Taxonomic Verification |
| Appearance & Color | Pliable, wrinkled whole berries; Dark brown to purplish-black | Visual Inspection Scale |
| Size Grades (Grains / 100g) | Jumbo (<180), Medium (180-240), Small (>240) | Count Sieve Calibration |
| Moisture Content | 14.0% — 16.0% | AOAC Electrical Moisture Meter |
| Natural Fruit Sugar Content | ≥ 68.0% (Natural Fructose & Glucose) | HPLC Assay |
| Surface Oil Coating | ≤ 0.5% Food-Grade Vegetable Sunflower Oil (Prevents Clumping) | Solvent Extraction Method |
| Purity & Defect Rate | ≥ 99.8% (Stem/Capstem < 1 pc / 10kg; Foreign Sand/Stone 0%) | Laser Sorter & Manual Control |
| Sulfur Dioxide (SO2) | Non-Sulfured (< 10 mg/kg) | Monier-Williams Titration |
| Heavy Metal Limits | Lead ≤ 0.5 ppm, Arsenic ≤ 0.2 ppm, Cadmium ≤ 0.1 ppm | ICP-MS Testing |
| Microbiological Status | TPC < 10,000 CFU/g; Yeast/Mold < 500 CFU/g; Salmonella Negative / 25g | ISO Microbiology Protocols |
B2B Applications & Industrial OEM Customization
Our wholesale sun-dried raisins serve primary food processors and brand owners globally:
1. Industrial Bakery & Pastry Production
Delivers deep caramelized color and rich sweetness to artisan sourdoughs, rye loaves, fruitcakes, oatmeal cookies, and cinnamon rolls.
2. Cereal, Muesli & Trail Mixes
An essential ingredient for breakfast granolas, energy bars, and packaged dried fruit and nut snack mixes requiring non-stick, free-flowing dispensing.
3. Retail Grocery & Private Label Brands
Custom retail packaging options (stand-up zipper pouches, clear pillow bags, plastic containers) tailored for grocery distribution.
Packaging Options, Storage & International Logistics
To preserve natural chewiness, prevent clumping, and ensure zero pest contamination during long ocean transit, our packaging adheres to strict international standards:
- Standard Export Bulk Packaging: 10 kg or 12.5 kg heavy-duty corrugated cartons containing a food-grade blue polyethylene (PE) inner liner.
- OEM Private Label Packaging: Custom printed stand-up zipper pouches (200g, 250g, 500g, 1kg) or PET jars available upon artwork specification.
- Warehouse Storage Recommendations: Store in a cool, dark, and dry warehouse ($<15^\circ\text{C}$, relative humidity $<50\%$). Keep away from direct sunlight and strong odors. Under cool storage, product quality is maintained for up to 18 months.
- Global Logistics Shipping: Direct dispatch from Tianjin, Qingdao, or Ningbo ports complete with Phytosanitary Certificates, Health Certificates, Certificates of Origin, and COA attached to every shipment.
Frequently Asked Questions (FAQ)
Q1: What is the main difference between Sun-Dried Raisins and Golden Sultana Raisins?
Sun-Dried Raisins are allowed to dry naturally under direct sun, causing natural sugar caramelization that turns the berries dark brown or purple-black with a rich, intense flavor. Golden Sultanas are treated with oil/sulfur dipping prior to drying, preserving a bright amber-gold color and a milder, fruitier taste.
Q2: How do you prevent bulk sun-dried raisins from sticking together in automatic factory feeders?
During final processing, we apply a micro-thin coating (≤0.5%) of non-hydrogenated food-grade vegetable sunflower oil to the berry surfaces. This light oil coat acts as a natural barrier, preventing free sugar bonding and allowing free-flowing handling in industrial bakery hoppers.
Q3: Do your sun-dried raisins comply with EU MRL and US FDA pesticide residue standards?
Yes. Every batch undergoes rigorous independent lab testing (SGS or Eurofins). We provide official Certificates of Analysis (COA) confirming zero heavy metal toxicity, safe Ochratoxin A (OTA) parameters, and full pesticide residue compliance with EU MRL regulations and FDA guidelines.
Q4: What is your Minimum Order Quantity (MOQ) and sample lead time?
Our minimum order quantity for standard 10kg/12.5kg bulk cartons is 1 Metric Ton (1,000 kg). Full 20ft container loads hold approximately 14 to 16 Metric Tons with optimized volume pricing. Free sample packages (250g–500g) are readily available for prospective B2B buyers (buyer covers express courier freight).
Request Wholesale Quotation & Free Samples Today
Partner with a direct, origin-verified producer for natural sun-dried raisins. Contact our international B2B export team today to receive product specifications, official COA reports, real-time volume pricing, and sample packages within 12 business hours.
