Why is the code limited to No.3?

20% off Olaplex No.3 Hair Perfector

20% off No.3

Applies to the No.3 Hair Perfector, which is the one product in the range we recommend without qualification. The shampoos and conditioners are excluded, and honestly you are not missing much.

Exclusive to TrusteDivaValid until 21 October 20261,840 people used this

Your code

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Copy the code, then paste it in the coupon field at checkout.

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How to use this code

1Add No.3 Hair Perfector to your basket on olaplex.com.
2Open the basket and find the promo code field.
3Enter TRUSTOLA and apply.
4Check the total dropped before paying.

Terms and exclusions

Valid on No.3 only.
One use per customer.
Cannot be combined with other codes.

Terms are set by Olaplex and can change without notice. We re-check every code weekly and mark it expired the moment it stops working.

Questions about this code

Because that is the product worth buying. The rinse-off shampoos and conditioners contain the active but have limited contact time, and they cost several times what a comparable shampoo does.