Yes, a mordant is typically needed when dyeing with cochineal to enhance the color's permanence and vibrancy on the fabric. Common mordants for cochineal include alum, cream of tartar, or iron, depending on the desired shade and effect. However, some natural fibers like wool and silk can absorb cochineal dye well without a mordant, though using one is generally recommended for the best results.
No you need to not
Cochineal is E120 - Red Food Colouring and is made of crushed Cochineal insects.
Cochineal is E120 - Red Food Colouring and is made of crushed Cochineal insects.
Cochineal is E120 - Red Food Colouring and is made of crushed Cochineal insects.
Cochineal is E120 - Red Food Colouring and is made of crushed Cochineal insects.
Cochineal is a red food dye made by crushing the cochineal beetle Dactylopius coccus.
Cochineal is E120 - Red Food Colouring and is made of crushed Cochineal insects.
Cochineal is E120 - Red Food Colouring and is made of crushed Cochineal insects.
Polish cochineal was created in 1758.
Cochineal is a red food dye made by crushing the cochineal beetle Dactylopius coccus.
There is no pigment made from cochineal. Real cochineal is a dye (not pigment) that is extracted form a beetle, but it is a potential allergen. Although it is often referred to as cochineal, it is also called carmine.
cochineal + fire = carmine cactus + beetle = cochineal