Black Mustard Seed Powder (Brassica nigra) - Food Grade Bulk

Black Mustard Seed Powder is a finely ground spice powder made from Brassica nigra seeds, valued for its bold heat and classic mustard aroma. It is used in curries, pickles, sauces, spice rubs and savoury blends, and is also traditionally used in short-contact warming poultices and plasters. The powder disperses quickly in recipes and pastes, making it easy to adjust intensity in both culinary and external preparations. Its bulk format suits kitchens, herbal makers and small-batch producers who use mustard powder regularly.

♡ Why we love it: Black mustard brings fast, aromatic warmth with very little needed. It is wonderfully versatile, adding punch to savoury recipes while also offering the traditional warming character that makes mustard poultices such a well-known herbal practice.

Key Properties

• Botanical Name: Brassica nigra
• Plant Part: Seed
• Form: Powder
• Ingredients: Black mustard seed powder
• Aroma: Strong, warm, mustard-like
• Flavour Profile: Hot, pungent, savoury
• Country Of Origin: Various origins, batch dependent
• Suitable For: Culinary Use And Short-Contact External Use
• Storage: Store in a cool, dry place away from direct light and strong odours

What It's Used For

• Curries, pickles, stews, sauces and savoury spice blends
• DIY mustard plasters, poultices and short warm compresses
• Warming bath soaks and rinse-off body scrubs
• Herbal tea or tincture projects for classic warming aromatics
• Traditional topical routines for tired areas after activity
• Supporting easy breathing in warm, aromatic preparations

Who It's For

This Product Is For:

• Cooks and makers wanting a bold, hot mustard powder
• Bulk spice users preparing repeat-use savoury blends
• Herbal users familiar with short-contact mustard poultices
• DIY makers creating warming rinse-off body preparations

This Product Is Not For:

• Leave-on skincare applications
• Sensitive, broken or irritated skin
• Use near the eyes, mucous membranes or delicate areas
• People sensitive or allergic to mustard

How To Use

• As A Culinary Spice: Start with ¼ teaspoon powder per dish and adjust to taste.
• As A Poultice: Mix mustard powder with warm water to make a thick paste, spread on cloth and apply to the desired area for 1-3 minutes only.
• As A Herbal Infusion: Use 1 teaspoon finely crushed seed powder per 250 ml freshly boiled water, infuse for 5 minutes, then strain well.
• As A Tincture: Use a 1:5 herb-to-menstruum ratio in 40-50% alcohol, macerate for 2-4 weeks with occasional shaking, then strain and bottle.
• Processing Tip: Mustard powder becomes more pungent when moistened, so prepare small amounts fresh and avoid extended skin contact.

Safety Instructions

• Mustard can strongly irritate skin and mucous membranes
• For poultices and plasters, limit contact to a maximum of 3 minutes
• Patch test before topical use
• Discontinue immediately if burning, blistering or irritation occurs
• Do not apply to broken skin, sensitive areas, eyes or mucous membranes
• Wash hands after handling
• Seek guidance before use if pregnant, breastfeeding, medically vulnerable or taking medication
• Keep out of reach of children and pets

FAQs

Q: Is black mustard powder hot?
A: Yes. It has a strong, pungent heat and should be used sparingly until the desired intensity is reached.

Q: Can I use it in cooking?
A: Yes, it is commonly used in curries, pickles, sauces, stews and spice blends.

Q: Can mustard powder irritate skin?
A: Yes. It can be strongly warming and irritating, so topical use should be brief and carefully monitored.

Q: How long should a mustard poultice stay on?
A: Keep contact very short, usually 1-3 minutes, and remove immediately if it feels too intense.

Q: Can I use this in leave-on skincare?
A: No. It is not suitable for leave-on skincare and is best limited to culinary use or brief rinse-off external applications.