Read for yourself, for example
HERE. How bad is it? How bad is anything humans do? How comes that sperm quality has dropped by 50-60 % during the last 60 years? The answer is either ‘Let’s all replace phthalates with something else… maybe another toxic chemical, shall we?’ or ‘You’ll live, you’ll be fine! Let the next generation worry about that.’
Why don’t you use something less problematic such as acetyl tributyl citrate?
BTW Are glycerol carbonate and other carbonates already used as plasticisers for nail polish (the patents/publications look promising)?