“I’ve made homeopathic treatments and aromatherapy treatments. I’m constantly looking for the best products out there, and I helped my hairdresser launch a line of organic hair-care products, free of animal products as well as parabens and sulfates called David Babii for WildAid. Ten percent of the money goes toward protecting endangered species,” shares bouncy Kate Hudson on her green habits. Kate’s also pretty creative with her vegetables.

To get more of Kate’s tips, as well as some advice from Sheryl Crow, Brooke Shields, Gayle King, Gwyneth Paltrow, and Jennifer Aniston, click here.