Any process that activates or increases the frequency, rate or extent of mitochondrial DNA metabolic process.
Synonyms:
exact_synonym:
activation of mitochondrial DNA metabolism; activation of mtDNA metabolic process; activation of mtDNA metabolism; positive regulation of mitochondrial DNA metabolism; positive regulation of mtDNA metabolic process; positive regulation of mtDNA metabolism; up regulation of mitochondrial DNA metabolic process; up regulation of mitochondrial DNA metabolism; up regulation of mtDNA metabolic process; up regulation of mtDNA metabolism; upregulation of mitochondrial DNA metabolic process; upregulation of mitochondrial DNA metabolism; upregulation of mtDNA metabolic process; upregulation of mtDNA metabolism