LIMONENE, (±)- (Dipentene or Inactive limonene) is a colorless with a lemon-like odor terpene liquid. It is most commonly used as a solvent in a variety of products, like pesticides, paints, enamels, perfumes, hair color and others. Penetration of DL-limonene through the epidermis and dermis is very fast. Vere are some reports about contact dermatitis due to DL-limonene. Ingestion of dipentene can irritate the gastro-intestinal tract. DL-limonene may be recommended as a plant based antimicrobial as well as antioxidant food preservative for enhancement of shelf life of stored food commodities by checking their fungal growth, aflatoxin production and possessing antioxidant activity.