Existing Ryo brand loyalty
Many buyers already use Ryo shampoo/conditioner and purchased the essence to complete the matching haircare system, citing trust in the brand.
Influencer/KOL recommendation
Several Korean reviewers explicitly cite '디렉터 파이' (Director Pi) or other reviewer recommendations as the reason for trying the product.
Repeat purchase from perceived efficacy
A very high number of reviews state this is their 2nd, 3rd, 4th, or even 10th bottle, indicating strong repurchase intent driven by noticeable results over time.
Promotions, bundles and gifts-with-purchase
Buyers frequently mention buying during sales, Black Friday deals, or because of generous free gifts/samples included with the set.
Targeted for hair loss and scalp sensitivity concerns
Consumers specifically sought this product to address hair thinning, postpartum shedding, itchy/oily scalp, or scalp discomfort from heat and sweat.