Tired of thin, fine or flat hair? Enter the DALLAS Biotin collection, and namely this thickening shampoo that will give your locks a new lease of life.

Get your 'oomph' back with R+CO's DALLAS Biotin Thickening Shampoo (250ml). This vitamin- and mineral-rich formula is supercharged with biotin to help boost the hair's natural keratin, as well as coconut oil and provitamin B5 to hydrate and soften strands. It's also infused with saw palmetto berry extract and loquat fruit extract, which collectively deliver a potent cocktail of vital nutrients that help to add body and volume. In other words (or those of the brand itself), if you want locks as big as Texas, make this your go-to.

Apply at mid-length of your hair and work through to roots and ends.

Renowned for its comprehensive, treatment-orientated line of eye-catching hair products that deliver impressive results without any nasties, R+Co is your new must-have hair range. If your beauty goals include big and bouncy locks, you'll want to try the DALLAS Biotin Thickening Shampoo (250ml). Expect revitalised tresses that appear stronger, healthier and oh-so shiny.

Aqua/Water/Eau, Sodium Lauroyl Methyl Isethionate, Lauryl Glucoside, Disodium Cocoamphodipropionate, Sodium Cocoyl Isethionate, Sodium Lauroyl Sarcosinate, Acrylates Copolymer, Parfum/Fragrance, Glycerin, Litchi Chinensis Pericarp Extract, Serenoa Serrulata Fruit Extract, Eriobotrya Japonica Fruit/Leaf Extract, Citrus Junos Peel Extract, Rhodiola Rosea Root Extract, Cynara Scolymus (Artichoke) Leaf Extract, Hydrolyzed Vegetable Protein PG-Propyl Silanetriol, Hydrolyzed Rice Protein, Rice Oil Glycereth-8 Esters, Biotin, Panthenol, Cocamide MIPA, Butylene Glycol, Polyquaternium-10, Silicone Quaternium-8, Trideceth-10, Butyl Methoxydibenzoylmethane, Ethylhexyl Methoxycinnamate, Ethylhexyl Salicylate, Disodium EDTA, Citric Acid, BHT, Phenoxyethanol, Caprylyl Glycol, Ethylhexylglycerin, Sodium Benzoate, Benzyl Alcohol, Isopropanolamine, Potassium Sorbate, Limonene.