Onion Peel Extract

Botanical Name

onion peel extract

Common name

onion skin

Other Name

onion skin

Part Used

dried peel


textile dyeing and medicinal purposes as outer skins offer an excellent source of vitamin a, e, c and antioxidants. it has abundant flavonoids especially quercetin which acts as antioxidant and anti-inflammatory.

Color Ranges:

Product Descriptions:

This extract is produced with environment-friendly practices by using the waste onion skins as a raw material and then extracted with the water and alcoholic solvent for the extraction of yellow colour responsible flavonids, querctin. The extract produces brilliant yellow to Greenish shade at different pH and dye concentration (WOF) on different natural as well Synthetic fibres and also shows varied Antimicrobial activity against bacteria and C. albicans and results showed that relatively sensitive to the S. aureus and resistance towards E. coli.

Dyeing Process

sodhani biotech

(A) Wet the fabric with wetting agent/soapnut(Reetha) or normal wash with water at 50 degree for 20 mins.
(B) Pre Mordant :- Pre-treat the material with alum 12% of fabric weight at 85°C for 60 mins.
(C) Dyeing :- Add the required amount of dye to the dye bath. PH of dye bath needs to be maintained at pH 7. If it is higher than pH, 7 add vinegar, if below pH 7, use lime or soda ash. Stir well to dissolve the dye. Add fabric to the dye bath and maintain at 95°C for 60-80 mins. We check all our natural dyes at 5% of fabric weight; you can amend the percentage as per lighter or darker shade required.
(D) Post Treatment :- Conduct soaping of the dyed material with non-ionic detergent (0.5gpl) or ezee soap at 50°C for 35 mins.


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