Watermans Hair Growth Shampoo & Conditioner Duo — Biotin & Argan Oil, Strengthens and Thickens

Watermans Grow Me® Hair Growth Shampoo & Conditioner is a UK-made, nutrient-rich duo that helps strengthen hair, support scalp health, and create the conditions for visibly fuller-looking hair.

Designed by the Queens Award-winning Watermans brand, this shampoo and conditioner pair combines caffeine and key actives — biotin, argan oil, rosemary, niacinamide, lupin peptide, and allantoin — to target hair that is fine, weakened, coloured or prone to breakage. The balanced, gender-neutral formulation aims to improve manageability and hair body while nourishing the scalp for a healthier-looking growth cycle. Suitable for routine use, it works as a supportive hair-thickening treatment rather than a medical therapy.

How does this duo make hair appear thicker and healthier?

The formula blends proteins, vitamins and oils that improve hair texture, reduce breakage and enhance shine so hair looks denser and more resilient. Caffeine and lupin-derived peptides support scalp circulation and strengthen strands at the root level, while niacinamide and biotin help maintain hair condition.

• Biotin supports keratin structure for improved strand strength.
• Argan oil adds moisture and reduces frizz for smoother, fuller appearance.
• Caffeine and lupin peptide help invigorate the scalp environment.
• Niacinamide improves scalp conditioning and hair manageability.

What are the key ingredients and why are they included?

Each ingredient is selected to address a different aspect of thinning or fragile hair: nutrients to fortify, oils to condition and actives to support scalp vitality. The blend avoids being a single-solution product, instead combining complementary compounds for rounded care.

• Biotin: contributes to healthy-looking hair structure and resilience.
• Argan oil: nourishes and restores moisture and sheen.
• Rosemary extract: traditionally used to refresh the scalp and add body.
• Niacinamide & allantoin: soothe the scalp and improve surface condition.

How should I use the shampoo and conditioner for best results?

Use the shampoo to cleanse and stimulate the scalp, followed by the conditioner to detangle and nourish each strand. Regular, consistent application maximises the conditioning benefits and keeps the scalp environment balanced for healthier hair over time.

• Apply shampoo to wet hair, massage into scalp for 60–90 seconds, then rinse.
• Follow with conditioner, focus on mid-lengths to ends, leave for 1–3 minutes, then rinse.
• For ongoing maintenance, use as your regular washing routine—frequency depends on hair type and lifestyle.
• Pair with a targeted scalp routine or serums if desired for layered care.

Is this suitable for coloured or chemically treated hair?

Yes — the formulation is aimed at revitalising dyed and treated hair by restoring bounce and reducing brittleness. The conditioning agents and argan oil help preserve moisture and improve the appearance of coloured hair without stripping vibrancy.

• Gentle enough for regular use on coloured and processed hair.
• Helps reduce visible damage and improves manageability.
• Contains nourishing oils to replenish treated hair's moisture balance.
• Supports stronger-looking strands to minimise breakage during styling.

Who is this for? Watermans Grow Me® Hair Growth Shampoo & Conditioner is formulated for adults—both men and women—experiencing thinning, weakened or fine hair that needs strengthening, moisture and improved manageability. It suits those wanting a non-prescription, nutrient-forward regimen to support hair appearance and scalp condition, especially people with colour-treated, brittle or lifeless hair seeking fuller-looking results. It is not a medical treatment for diagnosed hair disorders; instead, it is a cosmetic system intended to improve the look, feel and condition of hair when used regularly as part of your grooming routine.

• Features: Queens Award-winning UK-made formula, caffeine infusion, biotin, argan oil, rosemary, niacinamide, lupin peptide, allantoin.
• Benefits: Strengthens strands, improves manageability, enhances shine and body.
• Use: Daily or regular washing routine; follow instructions on pack for best results.

Ingredients

Grow Me Shampoo: Aqua (Water), Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, Sodium Chloride, Disodium Laureth Sulfosuccinate, Acrylates Copolymer, Phenoxyethanol, Polyquaternium-10, Parfum (Fragrance), Citric Acid, PEG-150 Pentaerythrityl Tetrastearate, Hydrolyzed Lupine Protein, Polyquaternium-7, Argania spinose (Argan) Kernel Oil, Allantoin, Sodium Hydroxide, Niacinamide, Caffeine, PEG-6 Caprylic/Capric Glycerides, Sodium Starch Octenyl Succinate, Tetrasodium EDTA, Maltodextrin, Styrene/VP Copolymer, Calcium Pantothenate, Silicone Quaternium-22, Ethylhexylglycerin, Sodium Benzoate, Sodium Ascorbyl Phosphate, Dipropylene Glycol, Polyglyceryl-3 Caprate, Glycerin, Tocopheryl Acetate, Pyridoxine HCL, Rosmarinus Officinalis (Rosemary) Leaf Extract, Palmitamidopropyltrimonium Chloride, Propylene Glycol, Biotin, Silica, Sorbic Acid, Potassium Sorbate. Condition Me Conditioner: Aqua (Water), Cetearyl Alcohol, Propylene Glycol, Glycerin, Cholesterol, Phenoxyethanol Hydroxyethylcellulose, Cetrimonium Chloride, Behentrimonium Chloride, Niacinamide, Caffeine, Panthenol, Parfum (Fragrance), Citric Acid, Sodium Starch Octenyl Succinate, Polyquaternium-10, Maltodextrin, Calcium Pantothenate, Hydrolyzed Lupine Protein, Ethylhexylglycerin, Isopropyl Alcohol,Sodium Ascorbyl Phosphate, Tetrasodium EDTA, Hexyl Cinnamal, Tocopheryl Acetate, Pyridoxine HCL,Linalool, Limonene, Rosmarinus Officinalis (Rosemary)Leaf Extract, Silica, Potassium Sorbate, Sodium Benzoate