Spray-dried fermented soy sauce for dry applications.
Authentic umami flavour without the liquid.
Herbal Isolates’ Soy Sauce Powder is made from naturally brewed fermented soy sauce, soybeans and wheat fermented with Aspergillus cultures using traditional brewing methods and converted to a free-flowing dry powder through controlled spray drying. The result is authentic soy sauce flavour in a shelf-stable, moisture-free form that solves the handling, consistency, and shelf-life problems that come with using liquid soy sauce in industrial food production.
This is an Asian-flavour ingredient with global applications. It’s the dry equivalent of soy sauce but engineered for industrial food production, consistent dosing, long shelf life, easy blending, no liquid management.
Product Variants
Soy Sauce Powder - Standard
Light to medium brown. Balanced salty-savoury-umami profile from naturally brewed soy sauce. Works in snack seasonings, instant noodle sachets, dry marinades, and seasoning blends. Sodium: 15–20%.
Soy Sauce Powder - Dark
Richer color, slightly sweeter flavour, deeper roasted notes. Suited to gravies, dark sauces, braised-style ready meals, and applications where deeper color signals richness.
Soy Sauce Powder - Low Sodium
Same fermented soy sauce character with sodium cut by 25–30% (sodium: 10–15%). For sodium reduction reformulations, health-positioned snacks, and markets with regulatory sodium targets.
Custom Sodium/Flavour Profile
Sodium content, color, and flavour strength adjusted to your specification. For private-label brands and manufacturers with specific nutritional or sensory targets.
Shelf-Stable and Free-Flowing
Distinct Soy Sauce Aroma and Flavour
Customisable Sodium Content and Flavour Notes
Applications
Application Fit Table
| Application / Format | How This Product Helps |
|---|---|
| Snack seasonings & crisp coatings | Delivers teriyaki, salt-&-soy, and Korean-style seasoning profiles; free-flowing for drum tumbler application at 1–5%. |
| Instant noodle sachets | Authentic shoyu and miso noodle broth character; stable in dry sachet format; typically used at 2–6% in the sachet blend. |
| Dry marinade and rub blends | Carries fermented savouriness into meat and poultry marinades; rehydrates effectively and penetrates protein for deeper flavour delivery. |
| Teriyaki and Asian BBQ sauces (dry mix) | Core flavour contributor for teriyaki stir-fry mixes, yakitori sauces, and Japanese-style BBQ rub formulations. |
| Sauces & condiments (powder format) | Replaces liquid soy in dry condiment formulations while providing consistent titration and flavour strength from batch to batch. |
| Ready meal seasoning blends | Provides depth and authenticity in Asian-style ready meals including fried rice kits, chow mein mixes, and teriyaki bowls. |
FORMULATION TIP
For a teriyaki-style dry seasoning blend: combine Soy Sauce Powder (5%), Caramel Powder (2%), HVP Powder (0.8%), and Yeast Extract (0.3%) with your standard sugar, ginger, and garlic base. This eliminates liquid soy sauce handling entirely, delivers stable shelf life, and achieves the layered sweet-savoury teriyaki profile consumers expect.
Note: Usage level: 1–8% depending on application. Higher usage levels for primary flavour applications; lower for supporting umami depth. Custom particle size and carrier specifications available.
Need Help With Formulation?
Our technical team can help select the right Soy Sauce Powder variant, work out dosage levels, and develop custom profiles for your product.
Quality Assurance
Premium Raw Materials with Full Traceability
Rigorous Quality Assurance Throughout Processing
BRC and HACCP Certification
Group Facilities for ETO, Pesticides, 3-MCPD, L.A.B Testing
On-Site Protein Analysis and Moisture Regulation
Soy Sauce Powder is a SavourOn™ ingredient
SavourOn is Herbal Isolates’ signature range of spray-dried flavour-enhancing solutions – built for consistent performance, clean labels, and formulation confidence across every savoury application.
Certifications
FAQs
What is soy sauce powder and how is it made?
Soy Sauce Powder is fermented soy sauce converted to dry, free-flowing powder through spray drying. Soybeans and wheat ferment with Aspergillus cultures for 3–6 months using traditional brewing — the same process as liquid soy sauce. That liquid is mixed with carriers (maltodextrin, salt) and spray-dried at controlled temperatures (inlet 160–180°C, outlet 80–100°C). The result: shelf-stable powder that tastes like soy sauce without liquid handling problems.
How does Soy Sauce Powder compare to liquid soy sauce in food formulations?
Same flavour character, no added moisture. For dry application: seasoning blends, snack coatings, instant noodle packets, for spice rubs: liquid soy sauce causes caking, clumping, and microbial growth risk. Powder avoids all of that. It also doses more accurately, lasts longer in storage, and costs less to ship (1 kg powder replaces roughly 4–5 kg liquid). The flavour isn’t identical and spray drying reduces some volatile aromatics. But for most industrial applications, those gains outweigh the slight sensory difference.
What types of food products use Soy Sauce Powder?
Instant noodle seasoning sachets, snack coatings, dry marinades and rubs, seasoning blends, frozen ready meals, savoury biscuits and crackers, soups and broths, sauces and condiments. Any application that needs fermented soy sauce flavour in dry form is a candidate. It’s common in Asian-flavour products and wherever liquid handling on a production line is a problem.
Is Soy Sauce Powder suitable for clean-label formulations?
Yes. It declares as “Soy Sauce Powder” or “Fermented Soy Sauce, Maltodextrin, Salt” a short, familiar statement with nothing consumers need to research. The production method (fermentation + spray drying) reads as minimal processing. Organic-certified variants (India Organic + EU Organic) are available for brands that need a fully certified organic ingredient list.
Does Soy Sauce Powder contain gluten?
Yes. Traditional soy sauce is brewed from soybeans and wheat. Wheat contributes sugars for fermentation and shapes the flavour. Gluten stays in the finished powder, typically at 500–2,000 ppm. Not suitable for celiac consumers or gluten-free products. If a gluten-free soy sauce flavour is needed, tamari-based powder (soy only, no wheat) is available on request, minimum order 1,000 kg.
Can Soy Sauce Powder be used in low-sodium food products?
Yes. A reduced-sodium variant is available with sodium at 10–15% (standard is 15–20%). The reduction comes from adjusting the carrier blend, more maltodextrin, less salt while keeping the fermented character intact. For deeper cuts, Soy Sauce Powder works alongside HVP and yeast extract to maintain perceived savoury intensity at lower sodium levels. Worth noting: soy sauce flavour is inherently salty. Push sodium reduction too far and the profile changes noticeably.
How should Soy Sauce Powder be stored?
Cool (<25°C), dry (<60% RH), away from direct light. Heat degrades flavour, moisture causes caking and microbial growth, light fades color and oxidizes aromatics. Keep the original packaging sealed until use. Once opened, reseal tightly or move to an airtight container. In humid climates (above 70% RH), temperature-controlled storage with dehumidification is worth it. Shelf life: 24 months unopened, 3 months after opening if properly resealed.
What is the typical dosage of Soy Sauce Powder in food products?
Instant noodle seasoning sachets: 5–10% of seasoning mix. Snack coatings: 1–3% on finished product weight. Dry marinades and rubs: 3–8%. Seasoning blends for soups and sauces: 8–15%. Savoury biscuits and crackers: 0.5–2% of dough weight. These are starting points, not fixed numbers. Other savoury ingredients in the formula like salt, HVP, yeast extract, spices, all affect how much powder the product needs. Start low and adjust up. Over-seasoning is harder to fix.
What is the difference between standard and dark Soy Sauce Powder?
Standard is light to medium brown, balanced salty-savoury-umami, suited to general seasoning. Dark is deeper brown. Caramel or molasses gets added to the base liquid that is slightly sweeter, with more roasted notes and stronger color contribution. Use dark when the product benefits from a richer, deeper color: gravies, braised ready meals, dark sauces. Use standard when color should stay neutral or lighter.
Can I get samples before committing to a commercial order?
Yes. For qualified food manufacturers and brands, we provide free sample kits. Request Sample through this link.