id	keyword
american_scientific_journal-5661	coffee
american_scientific_journal-5661	extract
american_scientific_journal-5661	skin
american_scientific_journal-5661	test
american_scientific_journal-5661	level
american_scientific_journal-5661	collagen
american_scientific_journal-5661	hydration
american_scientific_journal-5661	study
american_scientific_journal-5661	cenephora
american_scientific_journal-5661	cream