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Freeze-Dried Kale Powder | Premium Green Superfood Powder
100% Pure Brassica oleracea var. sabellica — Nutrient-Dense Superfood for Functional Foods, Supplements & Beverages
Premium kale powder produced from carefully selected fresh kale leaves (Brassica oleracea var. sabellica) through a controlled low-temperature drying process. Retains exceptional nutritional density — including vitamins A, C, K, calcium, iron, and powerful antioxidants (quercetin, kaempferol). Widely used in functional beverages, green superfood blends, snack seasonings, supplement capsules, and plant-based food formulations. Manufactured under GB/T 29602-2013 national standard with full batch traceability and CoA documentation.
For B2B buyers: MOQ 100 kg | Factory-direct pricing | CoA per batch | Custom formulations available on request.
What Is Freeze-Dried Kale Powder?
Freeze-dried kale powder is produced by cleaning, cutting, and low-temperature drying fresh kale leaves before milling them into a fine, free-flowing powder. As one of the most nutrient-dense leafy greens available, kale has earned its reputation as a "superfood" ingredient — delivering an outstanding profile of vitamins (A, C, K1), minerals (calcium, magnesium, potassium, iron), dietary fiber, and bioactive compounds including flavonoids (quercetin, kaempferol) and glucosinolates. The gentle drying process preserves heat-sensitive nutrients and the characteristic deep green color far better than conventional high-heat dehydration methods.
Kale (Brassica oleracea var. sabellica, also known as leaf cabbage or borecole) belongs to the Brassicaceae family — alongside broccoli, cauliflower, and cabbage. Its robust nutritional profile and neutral-to-mildly-earthy flavor make it a versatile ingredient across multiple food and nutraceutical categories. Unlike [spinach powder](#), which offers higher iron content, kale provides superior levels of vitamin K, vitamin A (as beta-carotene), and lutein/zeaxanthin carotenoids — making the two ingredients highly complementary in green superfood formulations.
Product Specifications At a Glance
Product Name | Freeze-Dried Kale Powder |
Botanical Source | Brassica oleracea var. sabellica (L.) |
Ingredients | 100% Kale (no carriers, fillers, or additives) |
Appearance | Fine green powder, homogeneous, free-flowing |
Odor & Taste | Characteristic mild earthy aroma of kale; no off-odor |
Moisture Content | ≤7.0% |
Particle Size | Fine powder (custom mesh available on request) |
Executed Standard | GB/T 29602-2013 |
Place of Origin | Taizhou, Jiangsu, China |
Shelf Life | 12 months (sealed, cool, dry conditions) |
Certifications | HACCP, ISO 22000; Kosher/Halal/Organic available |
MOQ | 100 kg (sample available for qualified buyers) |
Why Formulators Choose FOGT Kale Powder?
✓ Vitamin K & A Powerhouse: Kale delivers exceptionally high levels of vitamin K1 (essential for bone health and blood clotting) and vitamin A (as beta-carotene, supporting immune function and vision). Per 100g, quality kale powder provides over 500% DV of vitamin K and 200%+ DV of vitamin A — making it one of the most vitamin-dense vegetable powders commercially available.
✓ Rich in Antioxidant Flavonoids: Contains significant amounts of quercetin and kaempferol — flavonoids with documented anti-inflammatory and cardioprotective properties. These compounds are retained effectively through controlled low-temperature drying, contributing to the ingredient's "functional food" positioning.
✓ Lutein & Zeaxanthin for Eye Health: Kale is among the richest dietary sources of lutein and zeaxanthin carotenoids (15–25 mg per 100g in raw leaves, substantially retained after processing). These macular pigments are increasingly demanded by the eye-health supplement and functional beverage markets.
✓ Calcium & Mineral Density: Provides bioavailable calcium (~150–250 mg per 100g), plus magnesium, potassium, and trace minerals. This mineral profile supports bone-health formulations, plant-based dairy alternatives, and sports nutrition products.
✓ Clean-Label Single Ingredient: 100% pure kale with no carriers, anti-caking agents, or artificial additives. Supports clean-label, "whole-food," plant-based, vegan, and non-GMO product positioning — critical for premium retail brands.
✓ Versatile Flavor Profile: Mild, earthy flavor blends seamlessly into smoothies, baked goods, savory snacks, pasta, and supplement matrices without overpowering other ingredients. More neutral than stronger-tasting greens like arugula or mustard greens.
From Fresh Kale to Shelf-Stable Powder
Our kale powder follows a controlled production process designed to maximize nutrient retention, ensure microbiological safety, and deliver consistent particle specifications:
1. Raw Material Selection Fresh kale leaves inspected for variety (curly-leaf or Lacinato/Dino kale), maturity, vibrant green color, and absence of yellowing, pest damage, or foreign matter. Rejected material diverted to non-food use.
2. Washing & De-stemming Multi-stage water wash removes soil, dust, and surface contaminants. Tough fibrous stems removed to ensure uniform texture and prevent fibrous particles in final powder.
3. Cutting & Preparation Cleaned leaves cut to uniform size for even drying. Cutting dimensions optimized based on target moisture removal rate and downstream milling requirements.
4. Low-Temperature Drying Controlled drying process reduces moisture to ≤7.0%. Temperature profile carefully managed to preserve heat-sensitive vitamins (C, K, folate), chlorophyll, and antioxidant compounds while ensuring food safety.
5. Milling & Sieving Dried leaves milled through stainless-steel equipment, then sieved to target particle distribution. Custom mesh sizes available upon request for specific application needs.
6. Metal Detection & Quality Check Final product passes through ferrous/non-ferrous/stainless steel detector. Visual inspection confirms color consistency, flowability, and absence of clumping.
7. Packing Packed in food-grade aluminum-laminated bags inside corrugated cartons. Batch number, production date, and expiry date clearly labeled for full traceability.
Technical Specifications (CoA Parameters)
Test Item | Standard Limit | Test Method |
Moisture | ≤7.0% | GB 5009.3 |
Total Aerobic Bacteria | n=5, c=2, m=10⁴, M=5×10⁴ | GB 4789.2 |
Coliforms | n=5, c=2, m=10, M=10² | GB 4789.3 |
Mold | n=5, c=2, m=50, M=100 | GB 4789.15 |
Pathogenic Bacteria | Not Detected | GB/T 4789.4, |
Heavy Metals | Compliant with | GB 5009.12 |
Sensory Properties | Homogeneous solid powder; | Organoleptic |
Type-test items are tested per batch or as required. Full CoA issued with every shipment.
Kale vs. Spinach vs. Other Green Powders: Selecting the Right Base
Understanding how kale compares to other popular green powders helps formulators select the optimal base (or blend) for their application:
Attribute | Kale Powder | Spinach Powder | Wheatgrass Powder |
Vitamin K | Exceptional (≥500% DV/100g) | High (~450% DV/100g) | Moderate |
Vitamin A (Beta-carotene) | Very High (200%+ DV) | Moderate (~188% DV) | Moderate |
Iron Content | Moderate (~1.5 mg/100g) | High (~2.7 mg/100g) | Low-Moderate |
Flavor Profile | Mild, earthy | Mild, slightly metallic | Grassy, intense |
Best Applications | Superfood blends, supplements, | Pasta, bakery, pet food, | Detox drinks, juice bars, |
Formulation Tip: Many successful green superfood products combine kale with [spinach powder](#), [barley grass](#), chlorella, or spirulina to create a balanced nutritional profile with complementary flavors. Our R&D team can assist with custom blend development.
Recommended Applications & Usage
▶ Functional Beverages & Smoothies: Primary application. Blend 1–3% into green smoothies, protein shakes, RTD health drinks, and wellness shots. Earthy flavor pairs well with fruits (banana, mango, pineapple), nut milks, and natural sweeteners. Neutral enough not to dominate flavor profiles.
▶ Supplements & Nutraceuticals: Core ingredient in green superfood capsules, multivitamin tablets, and powdered drink mixes. High vitamin K/A content supports immune, bone, and eye health positioning. Suitable for both single-ingredient and multi-component formulas.
▶ Snack Seasonings & Coatings: Apply 2–5% as a natural dusting or coating for chips, crackers, popcorn, nuts, and roasted chickpeas. Delivers "green superfood" halo plus subtle savory depth. Works particularly well with sea salt, garlic, and cheese-flavored snack lines.
▶ Plant-Based & Vegan Foods: Incorporate into meat alternatives (plant-based burgers, sausages), vegan cheese sauces, dairy-free soups, and plant-based meal replacements. Adds nutritional credibility and mild umami notes to savory formulations.
▶ Bakery & Pasta: Add 1–3% to bread, cracker, muffin, pancake, and pasta doughs for natural green coloration and "superfood" marketing claims. Produces soft olive-green hues rather than bright emerald — ideal for artisanal/natural-positioned products.
▶ Pet Food & Treats: Growing application in premium dog/cat treats and kibble coatings. Chlorophyll content supports breath-freshening claims; micronutrient boost appeals to health-conscious pet owners. Always verify species-appropriate inclusion rates with your nutritionist.
▶ Sports Nutrition: Increasingly used in pre/post-workout powders, recovery drinks, and electrolyte blends. Antioxidant flavonoids (quercetin, kaempferol) support post-exercise inflammation management — a compelling story for active-lifestyle consumers.
▶ Infant & Baby Food: Nutrient density and mild flavor make kale powder suitable for fortified baby cereals, toddler meals, and children's snack products when used at appropriate dilution levels. Consult pediatric nutrition guidelines for safe inclusion rates.
Formulation Tip: For applications requiring maximum vitamin retention or brighter green color intensity, consider combining our kale powder with a small percentage of our [freeze-dried spinach powder](#) or [spinach AD powder](#) for synergistic nutritional and visual effects.
Quality, Safety & Traceability
· Certificate of Analysis (CoA): Issued for every batch, covering all parameters in the technical specifications table above. Includes sensory evaluation, physicochemical data, microbiological results, and heavy metal screening. Digital copies available prior to shipment.
· Food Safety Management: Production facility operates under GB/T 29602-2013 national standard with HACCP certification and ISO 22000 compliance. Third-party audits conducted annually. Critical control points monitored throughout receiving, processing, packing, and storage.
· Pesticide Control: All raw materials sourced from managed growing areas with full traceability to farm level. Pesticide residue testing conducted against GB 2763 maximum residue limits. Supplier qualification program ensures consistent input quality.
· Microbiological Safety: Multi-stage wash protocol combined with controlled drying process ensures total plate count and pathogen limits consistently meet or exceed GB/T 29602-2013 requirements. Environmental monitoring program in place for production zones.
· Custom Certification Available: Kosher, Halal, Organic (EU/USDA/NOP), and Non-GMO Project verification can be arranged upon request with reasonable lead time. Additional testing protocols (allergens, mycotoxins, specific pesticide panels) supported.
Packaging, Storage & Logistics
Item | Specification | Remarks |
Inner Packaging | Food-grade aluminum-laminated bag | Moisture-proof, light-resistant; food-contact safe |
Outer Packaging | Corrugated carton | Strong stackable construction for ocean freight |
Net Weight | 25 kg / bag | 1 bag / carton (25 kg net per carton) |
Palletization | 20 cartons / pallet (approx. 500 kg) | Stretch-wrapped; pallet size per customer request |
Storage Conditions | Sealed, cool (<25°C), dry (<60% RH) | Away from direct sunlight, strong odors, chemicals |
Frequently Asked Questions
Q: Is this 100% pure kale powder?
A: Yes. Our product contains only kale (Brassica oleracea var. sabellica) with no fillers, carriers, anti-caking agents, or artificial additives. Single-ingredient declaration supports clean-label and whole-food product positioning.
Q: What is the difference between your kale powder and others on the market?
A: Our kale powder is manufactured under GB/T 29602-2013 national standard with strict moisture control (≤7.0%) and comprehensive microbiological testing. We offer factory-direct pricing, full batch CoA traceability, and flexible customization options — all from a HACCP-certified facility in China's premier vegetable processing region.
Q: Can you customize the mesh size or particle distribution?
A: Yes. While our standard specification produces a fine free-flowing powder suitable for most applications, we can produce finer or coarser grades upon request. Minimum order quantities may apply for custom specifications; please discuss your requirements with our sales team.
Q: Does kale powder have a strong taste?
A: Kale powder has a mild, earthy flavor that is generally considered more neutral than many other green vegetable powders. It blends smoothly into smoothies, baked goods, and supplements without dominating the overall flavor profile. This versatility is one reason kale is favored by formulators over stronger-tasting greens.
Q: What certifications do you hold?
A: Our facility operates under GB/T 29602-2013 with HACCP and ISO 22000 certification. Kosher, Halal, Organic (EU/USDA/NOP), and Non-GMO Project verification can be arranged upon request. We also support customer-specific audit and qualification programs.
Q: How should kale powder be stored after opening?
A: After opening, reseal the inner bag tightly or transfer to an airtight container. Store in a cool, dry place away from light, heat, and humidity. Under proper conditions, the product remains stable within its 12-month shelf life. Avoid exposure to strong odors as the powder may absorb ambient volatiles.
Q: Can kale powder be used in organic-certified products?
A: Yes — organic-compliant kale powder can be produced upon request using organically certified raw materials. Please specify organic requirement at time of quotation so we can confirm availability, pricing, and lead time for organic-certified batches.
Request a Quote or Sample
Ready to integrate premium kale powder into your formulation? We offer free samples for qualified B2B buyers and competitive factory-direct pricing for bulk orders. Our technical team is available to support your R&D trials, provide application guidance, and develop custom specifications tailored to your needs.
