DHA

DHA, Dha and dha may refer to:

Chemicals

• Dehydroascorbic acid, an oxidized form of ascorbic acid
• Dihydroxyacetone, the active ingredient in sunless or self-tanning skincare products
• Docosahexaenoic acid, an omega-3 fatty acid
• 9,10-Dihydroanthracene, a form of anthracene whose center-ring carbons have been reduced

Organizations

• Defence Housing Australia of the Australian Defence Force, a provider of family housing for members
• Defence Housing Authority of the Pakistan army, provides commercial and residential housing developments:
  • Defence Housing Authority, Islamabad
  • Defence Housing Authority, Karachi
  • Defence Housing Authority, Lahore
• Department of Humanitarian Affairs, now known as the United Nations Office for the Coordination of Humanitarian Affairs
• Drug Houses of Australia, a Singapore pharmaceuticals manufacturer

Other

• Detailed Hydrocarbon Analysis, which usually refers to gas chromatography or similar methods
• Dha (sword), a single-edged weapon found in Burma/Myanmar, Thailand and other parts of Southeast Asia
• Directory Harvest Attack, a method used by spammers to obtain email addresses
• Disarmament as Humanitarian Action, a research project carried out at the United Nations Institute for Disarmament Research
• Doctor of Health Administration, a professional doctoral degree