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Ivana Veljkovic

Research and Development Manager, PCA SKIN®,

Member of the American Chemical Society

More articles by Ivana Veljkovic

  • Patrick Treacy

    Well written article from which I also learned new details

  • Anna Costello

    “When well-formulated, the skincare topicals of today are capable of producing excellent, visible results”. – I value the research you did in order to write this article. It sums up my beliefs and adds weight to my values as a skin specialist, trainer and distributor. Thank you for sharing. A wonderful read!

  • Bojana Veljkovic

    Great article! Excellent approach!




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