$41.99 $65.99
Instead of Drybar Double Shot, $131.75
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Color Last Shampoo costs about $27 for 399 ml ($2 / fl oz). The dupe below is L'Oréal Paris Elvive Color Vibrancy Protecting Shampoo at $9.49, about 83% less per ounce. Each pair is compared on format, finish and key ingredients, including what the dupe doesn't do.
Shampoo for color-treated hair: sodium laureth sulfate and coco-betaine with dimethicone, salicylic acid and a guar conditioner. 13.5 fl oz.
Cost per fl oz
L'Oréal Paris Elvive Color Vibrancy Protecting Shampoo: the first 12 ingredients are the same, in the same order. Both ingredient lists, side by side
L'Oréal Paris Elvive Color Vibrancy Protecting Shampoo at about $9.49. Nearly the same formula from the same group: water, sodium laureth sulfate, coco-betaine, salt, glycol distearate, dimethicone, fragrance, sodium benzoate, hexylene glycol, cocamide MIPA, salicylic acid and carbomer, in that order on both, then a guar conditioner.
Color Last Shampoo costs about $27 for 399 ml, or $2 / fl oz. L'Oréal Paris Elvive Color Vibrancy Protecting Shampoo works out at $0.34 / fl oz, roughly 83% less per ounce.
L'Oréal adds a UV filter (ethylhexyl methoxycinnamate), arginine and niacinamide, while Biolage keeps the formula shorter.
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