ESTHELIV Ingredient Library

Every ingredient
should have a reason.

We examine identity, form, amount, evidence, and the role an ingredient plays in the complete formula—not whether its name looks impressive on a label.

20ingredient and formulation guides
across products and science
04 · Microbiome & women's wellness

Strains, substrates & supportive oils

A microbiome formula is only as meaningful as its strain identity, delivery system, supporting substrates, and label transparency.