Joico YouthLock Shampoo 33.8 fl oz — Collagen-Infused, Sulfate-Free Strengthening for Weak or Mature Hair

Specifically created for mature, tired, or fragile hair, this full-size 33.8 fl oz bottle delivers everyday cleansing without harsh SLS/SLES sulfates. The formula focuses on reducing breakage and improving manageability so strands feel smoother and look more luminous over time. Lightweight enough for regular use, it pairs well with the rest of the YouthLock range for a complete strengthening routine.

How does this shampoo support weaker, thinning hair?

The Joico YouthLock Shampoo contains collagen and targeted ingredients that help fortify strands and reduce the appearance of breakage. By gently removing dirt and product buildup, it prepares hair for conditioners and treatments that add density and shine.

• Includes collagen to bolster fiber resilience
• Formulated to minimize hair fall due to breakage
• Sulfate-free cleansing preserves hair's natural moisture

Will this work for daily use without drying my scalp?

Yes — the gentle surfactant system cleanses without the stripping effect of strong sulfates, making it suitable for frequent washes. Lightweight conditioning agents help maintain softness while keeping the scalp comfortable and balanced.

• SLS/SLES-free for reduced dryness
• Non-irritating, everyday-friendly formula
• Helps retain natural oils for smoother texture

What visible benefits should I expect and how soon?

With consistent use, expect improved shine, easier styling, and less visible breakage within weeks as hair regains body and resilience. Results depend on hair condition, previous chemical services, and how you pair the shampoo with treatments like conditioner or masks.

• Boosts shine and restores youthful bounce
• Reduces hair breakage and fall from mechanical stress
• Enhances manageability for smoother styling

How should I incorporate it into my routine for best results?

Use the YouthLock Shampoo as the first step in your haircare service: wet hair thoroughly, massage a small amount into scalp and lengths, rinse, then follow with YouthLock Conditioner or a strengthening mask. For mature or fragile hair, pair with weekly protein-boosting treatments to reinforce fibers.

• Apply to wet hair, lather gently, rinse well
• Follow with YouthLock Conditioner or treatment for added reinforcement
• Use consistently for ongoing improvement in strength and shine

Who is this for? Joico YouthLock Shampoo is aimed at anyone noticing reduced volume, increased breakage, or dullness—particularly aging hair or strands weakened by styling and chemical services. It's a practical daily cleanser that supports stronger-looking hair while being gentle on both scalp and color-treated hair. If you want a salon-grade, collagen-enriched shampoo that focuses on rebuilding bounce and brightness without harsh sulfates, this 33.8 fl oz option gives plenty of value for regular use.

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