Lifestyle index · sourced and contextualised

Trivia & tastes

Books

01
Cover of Billie Eilish by Billie EilishCover source
Billie EilishBillie Eilish

Official 2021 photographic book authored by Eilish; exact hardcover edition shown.

Named item linked to an attributable source

Music

01
Nancy Ajram is one of her favorite singers; Eilish said she and her father bond over Arabic music.

A direct April 2026 answer, preserved as a dated preference.

Recorded with an attributable source

Food

01
Maggie Baird's vegan cinnamon rolls

Baird told the Associated Press they are a family favorite, including for Billie Eilish and Finneas.

Reported by a named source

Training

01
Regular trainer work plus hours of physical therapy and vocal warm-ups while touring

Tour-specific preparation and rehabilitation, not general fitness advice.

Reported by a named source

Diet

01
Raised vegetarian and later became vegan after initially resisting giving up dairy

Eilish's first-person 2025 account; this is personal history, not a nutrition recommendation.

Recorded with an attributable source

Skincare

01
A skin-care routine every night, described as peaceful, grounding and restorative

Demonstrated for Vogue in 2022; product formulations and current use are not assumed.

Recorded with an attributable source

Fragrances

01
Reviewed perfume samples with her father from childhood and described vanilla as her favorite smell

Shared while discussing her own fragrance work, so founder and commercial context are explicit; this is not an independent product recommendation.

Recorded with an attributable source

Pets

01
Shark, a gray rescue pit bull fostered at 5 weeks old in 2020 and adopted

Shark accompanies Eilish in the studio; present status was last directly documented by Vogue in 2024.

Recorded with an attributable source