There isn't one single chemical formula for body wash. It's a mixture of various ingredients, and the specific formula varies depending on the brand and type of body wash.

However, here are some common components and their typical chemical formulas:

* Surfactants: These are the cleaning agents. Common examples include:

* Sodium laureth sulfate (SLES): CH₃(CH₂)₁₁OSO₃Na

* Sodium lauryl sulfate (SLS): CH₃(CH₂)₁₁OSO₃Na

* Cocamidopropyl betaine: C₁₇H₃₄N₂O₃

* Moisturizers: These help to prevent dryness. Some common examples include:

* Glycerin: C₃H₈O₃

* Sodium PCA: C₅H₇NO₄Na

* Shea butter: C₅₇H₁₁₀O₆

* Preservatives: These prevent bacteria growth. Some common examples include:

* Methylparaben: C₈H₈O₃

* Phenoxyethanol: C₈H₁₀O₂

* Fragrances: These add a pleasant scent. The chemical formulas for fragrances are complex and proprietary.

Important note: This is a simplified overview. The actual composition of body wash can be quite complex, and specific ingredients and their concentrations will vary significantly.