Zion Ko Lamm, M.D. (고시온) on Instagram: "Should you be double shampooing? Maybe… depends on your scalp, hair type, how often you wash… Double shampooing just means using shampoo twice in the same wash. The first cleanse helps lift oil, dirt, and product buildup, and the second cleanse actually lets the shampoo do its job on the scalp and hair. It’s like “vacuuming the floors THEN mopping.” If you wash infrequently (say every 3–5 days), use a lot of styling products, or have an oily scalp - do

Milano Hair Studio on Instagram: "Ever notice how your hair feels extra clean after a salon wash? Here’s why 👇 ✨ Always detangle first. Shampooing tangled hair can make it harder to comb through later and leave it feeling dry. ✨ Warm water protects your hair cuticle. Hot water can strip moisture and make hair frizzier. ✨ Double cleanse. The first shampoo removes surface oils and product buildup, while the second ensures your scalp and hair are truly clean. ✨ Focus on your scalp. Shampoo is for