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HLB Calculator

Calculate the Hydrophilic-Lipophilic Balance for emulsion formulations (lotions, creams, balms).

Inputs

HLB value of your emulsifier (or emulsifier blend)

Target HLB needed by the oil phase

Results

Blend Ratio (emulsifier:oil-phase)

1.20

Compatibility Score

75%

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Tips

1
Most lotions need an HLB of 8-12 for a stable oil-in-water emulsion
2
Blend two emulsifiers to hit your target HLB more precisely than a single one

Open formula

Required HLB = Σ(Oil% × Oil HLB) / Σ(Oil%)

Calculates the weighted average HLB value needed based on the oils in your formulation.

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