How long make up products are safe Once Opened??

1. Eye makeup like mascara and liquid eyeliner should be replaced every
three months.
2. Products like blush, eyeshadow and primer can last for up to two years.
3. Lip moisturiser for one year.
4. Lipstick, lip pencils for two years.
5. Cream liquid or stick foundation and concealer for six months to one year.