Grape Skin Red (Grape Skin Extract, Enocyanin) is a food-grade natural food colour derived from red grape skins, rich in anthocyanins.We supply bulk Grape Skin Red sourced from leading China manufacturers, available in powder and liquid forms to meet global food industry demand. Our Grape Skin Red is widely used in beverages, sugar products, yogurt, icings and liqueur colouring.
Grape Skin Red is produced by water or sulphured-water extraction of red-grape skins (a wine-industry by-product), followed by concentration, purification and spray drying.
Standardised to anthocyanin content (colour value), it delivers red, purple and violet hues (colour shift with pH: red at low pH, purple-blue at higher pH) for beverages, confectionery and dairy, listed as E163.
Grades / Types Available: Food Grade, Feed Grade
| Item | Specification |
|---|---|
| Appearance | Dark red-purple liquid or powder |
| Colour Value (E1%/1cm, 520 nm) | ≥50 (liquid) / ≥300 (powder) |
| Anthocyanins | ≥5% (powder) |
| Moisture | ≤5.0% (powder) |
| SO₂ (residual) | ≤100 mg/kg |
| pH (10% sol.) | 3.0–4.5 |
| Solubility | Water-soluble |
| Heavy Metals (as Pb) | ≤2 mg/kg |
| Arsenic | ≤1 mg/kg |
| Total Plate Count | ≤1,000 cfu/g |
| Salmonella | Absent in 25g |
| Purity (Food Grade) | ≥ 95% |
| Moisture/Loss on Drying | ≤ 5% |
| Particle Size/Mesh | 80 mesh |
| Lead | ≤ 1 ppm |
| Yeast & Mold | ≤ 100 cfu/g |
Our MOQ for bulk food/feed ingredient is generally 500 kg. We also support mixed containers — combine Grape Skin Red with other food ingredients in one shipment to save on freight.
We provide free samples (100–500g) for quality testing before you place a bulk order. The buyer covers shipping costs only. Samples are typically dispatched within 2–3 business days.
Standard lead time is 7–15 days after order confirmation and payment. For stock items, delivery can be faster. We will confirm the exact timeline before you place the order.
You will receive the original COA (Certificate of Analysis), COO (Certificate of Origin), MSDS, TDS, and relevant certifications directly from the manufacturer. We guarantee full document authenticity and traceability.
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Whether you're sourcing bulk ingredients or mix container, contact our team for pricing, free samples, and technical support.