Joico YouthLock Shampoo - Sulfate-Free Collagen & Arginine Formula, 10.1 fl oz for Strength, Shine & Reduced Breakage

Joico YouthLock Shampoo is a sulfate-free cleanser formulated with collagen and arginine to gently remove grime while improving softness, shine, and manageability for aging or fragile hair.

Designed for hair that has lost elasticity and looks dull over time, this shampoo targets common signs of mature hair without harsh sulfates. It cleanses daily while supporting strand strength and surface smoothness, and works best as part of the YouthLock system for minimized breakage and easier detangling. The 10.1 fl oz size fits both at-home use and trial for newcomers.

How does this shampoo strengthen fragile or thinning hair?

The formula includes collagen and arginine, ingredients selected to support hair fiber resilience and improve flexibility. While it doesn’t regrow hair, it helps hair resist breakage from brushing and styling when used alongside YouthLock Conditioner. Regular use maintains smoother cuticles, which reduces mechanical damage.

• Collagen helps condition and increase surface resilience.
• Arginine supports the appearance of stronger strands.
• Paired with YouthLock Conditioner it reduces breakage from brushing vs. a non-conditioning shampoo.

Will this shampoo work for daily washing and sensitive scalps?

Yes — the formula is free of SLS/SLES sulfates, making it gentler than many foaming shampoos while still removing dirt and product buildup. Its mild cleansing action is intended for frequent use without stripping natural oils, but always patch-test if you have a known scalp condition.

• Sulfate-free to limit overly harsh cleansing.
• Mild lather suitable for everyday use.
• Leaves hair feeling clean yet toned for conditioning steps.

How does YouthLock Shampoo improve manageability, shine, and frizz?

The product smooths the hair surface and helps align cuticles so light reflects better, producing added shine. Conditioning ingredients make hair easier to detangle and reduce flyaways, while gentle cleansing avoids roughing up the hair shaft. The result is softer, more controlled strands that style more predictably.

• Formulation smooths cuticles to boost shine.
• Softens fibers for easier detangling and reduced frizz.
• Prepares hair for styling and better product performance.

How should I use this shampoo for best results?

Apply a small amount to wet hair, lather gently, and rinse thoroughly; repeat if needed for heavy product buildup. For optimal reduction in brushing-related breakage and maximum softness, follow with Joico YouthLock Conditioner. Use consistently to maintain improved manageability and luster.

• Wet hair, apply a quarter-sized amount, lather, rinse.
• Repeat only if hair has heavy styling residue.
• Follow with YouthLock Conditioner to minimize breakage and boost results.

Who is this for? Joico YouthLock Shampoo is targeted at people noticing reduced bounce, increased tangling, or surface dullness—often associated with aging or chemically treated hair. It’s a good match for anyone seeking a gentler, sulfate-free daily cleanser that enhances softness, shine, and manageability, especially when paired with YouthLock Conditioner. Avoid if you require medicinal scalp treatment; consult a professional for clinical conditions.

Ingredients

AQUA (WATER, EAU), SODIUM C14-16 OLEFIN SULFONATE, COCAMIDOPROPYL BETAINE, SODIUM METHYL COCOYL TAURATE, SODIUM LAUROAMPHOACETATE, LAURYL GLUCOSIDE, DISODIUM LAURETH SULFOSUC-CINATE, BETAINE, HYDROLYZED COLLAGEN, PHENOXYETHANOL, PARFUM (FRAGRANCE), SODIUM LAURYL SULFOACETATE, SODIUM BENZOATE, DIMETHICONE PROPYL PG-BETAINE, GLYCOL DISTEARATE, PEG-120 METHYL GLUCOSE DIOLEATE, CITRIC ACID, GUAR HYDROXYPROPYLTRIMONIUM CHLORIDE, ISOSTEARAMIDE MIPA, POLYQUATERNIUM-47, POLYQUATERNIUM-7, LAURETH-4, METHYL GLUCETH-10, DIMETHICONE PEG-8 MEADOWFOAMATE, TETRASODIUM GLUTAMATE DIACETATE, BENZYL ALCOHOL, QUATERNIUM-80, METHOXY PEG/PPG-7/3 AMINOPROPYL DIMETHICONE, GLYCERYL LAURATE, BENZOIC ACID, ARGININE, MAURITIA FLEXUOSA FRUIT OIL, POTASSIUM SORBATE, AVENA SATIVA (OAT) PEPTIDE, PHOSPHATIDYLCHO-LINE, MORINGA OLEIFERA SEED OIL, ARGININE HCL, DIPROPYLENE GLYCOL, DEHYDRO-ACETIC ACID, LAURDIMONIUM HYDROXYPROPYL HYDROLYZED KERATIN, C10-40 ISOALKYLAMIDOPROPYLETHYLDIMONIUM ETHOSULFATE, ROSA CANINA FRUIT OIL, METHYLCHLOROISOTHI-AZOLINONE, METHYLISOTHIAZOLINONE, TOCOPHEROL, SODIUM HYDROXIDE, BENZYL SALICYLATE, LINALOOL