TO some it may be the elixir of life. And to 100-years-young Isa MacKinnon, it certainly might qualify.

After a party to mark her birthday last week, the Helensburgh centenarian was given an extra gift this week from her favourite beverage: Irn-Bru.

(Image: Grey Matters) (Image: Grey Matters) (Image: Grey Matters) (Image: Grey Matters)

Jonathan Kemp from the drink's company AG Barr dropped by Grey Matters to present Isa with a licence plate to mark the occasion.

Grey Matters said: "Thank you Jonathan and thank you Irn Bru!"