Purple Sweet Potato Red is a food-grade natural red-purple food colourant extracted from purple sweet potato (Ipomoea batatas), rich in acylated anthocyanins with excellent heat and light stability.We supply bulk Purple Sweet Potato Red sourced from leading China manufacturers, available in powder and liquid forms to meet global food industry demand. Our Purple Sweet Potato Red is widely used in natural purple food colouring, bakery colouring, beverage colouring, frozen dessert colouring and pasta colouring. HS Code: 32030090
Purple Sweet Potato Red is extracted from the flesh of purple sweet potatoes, which contain high levels of acylated anthocyanins (peonidin and cyanidin derivatives). These acylated pigments are significantly more stable than non-acylated anthocyanins.
It offers excellent heat stability (suitable for baking) and good light stability. Widely used in Asian food manufacturing and growing globally as a clean-label colour ingredient.
Grades / Types Available: Food Grade, Feed Grade
| Item | Specification |
|---|---|
| Appearance | Purple-red powder or liquid |
| Anthocyanin Content | ≥ 3-25% (grade-dependent) |
| Colour Value (E10%) | ≥ 50-200 |
| Moisture | ≤ 5.0% (powder) |
| Heavy Metals (as Pb) | ≤ 2 mg/kg |
| Total Plate Count | ≤ 1,000 cfu/g |
| Purity (Food Grade) | ≥ 20% |
| Viscosity | 1000-3000 mPa.s |
| Moisture/Loss on Drying | ≤ 8% |
| pH | 2.0-4.0 |
| Particle Size/Mesh | 80 mesh |
| Ash | ≤ 5% |
| Lead | ≤ 1 ppm |
| Arsenic | ≤ 0.5 ppm |
| Yeast & Mold | ≤ 100 cfu/g |
Our MOQ for bulk food/feed ingredient is generally 500 kg. We also support mixed containers — combine Purple Sweet Potato 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.