Old Spice Hair Thickening Shampoo for Men, 17.9 fl oz — Biotin-Infused for Fuller, Lightweight Volume

Old Spice Hair Thickening Shampoo with biotin is a step‑one cleansing formula that lifts hair and helps create the appearance of fuller, thicker-looking hair.

Designed for men who want more body without a heavy finish, this 17.9 fl oz bottle of Old Spice Step 1 shampoo removes residue and cleanses the scalp while delivering biotin to hair fibers. It’s formulated to work as the first stage in a three-step hair thickening routine—use it with the matching conditioner and treatment to maximize visible fullness. Simple to use and suitable for daily washing, the shampoo focuses on texture and lift so styling looks fuller from root to tip.

How does this shampoo make hair look thicker?

The formula contains biotin and cleansing agents that strip away dulling buildup and add body to each strand, creating more separation and natural lift at the roots. Rather than coating hair with heavy silicones, it focuses on gentle cleansing and texturizing to improve the look of density.

• Biotin-infused blend promotes fuller-looking strands
• Removes oil and styling residue for better root lift
• Lightweight texture avoids weighing hair down

When and how should I use Old Spice Hair Thickening Shampoo?

Use as your regular cleansing step—wet hair thoroughly, apply a palm-sized amount, lather, then rinse. For best visible results, pair it with the Old Spice thickening conditioner and the follow-up treatment in the three-step system according to their directions.

• Wet hair, work shampoo into lather, rinse thoroughly
• Use daily or as needed depending on scalp oiliness
• Combine with the Step 2 conditioner and Step 3 treatment for optimal effect

How quickly will I notice a difference in hair appearance?

Individual results vary, but when used as part of the full three-step system Old Spice indicates visible thicker-looking hair can appear in about two weeks. Changes are cosmetic—improved texture, volume, and root lift—rather than claims about hair regrowth.

• Cosmetic-texture improvements expected within weeks when combined with the system
• Daily, consistent use improves styling and volume
• Results depend on hair type and existing hair condition

Is this shampoo suitable for my hair and scalp?

Formulated for men seeking added body, it works on most hair types but is especially helpful for fine or limp hair that needs root lift. If you have a sensitive scalp or specific concerns, patch testing or consulting a dermatologist is recommended before using any new hair care line.

• Works well for fine to medium hair needing volume
• Lightweight formula minimizes buildup on the scalp
• Not a medicated treatment—seek professional advice for scalp conditions

Who is this for: Men looking for an easy everyday shampoo that boosts volume and texture without heavy residues. If you want cleaner-feeling hair that styles fuller and you plan to follow a three-step thickening routine, Old Spice Hair Thickening Shampoo (Step 1, 17.9 fl oz) is designed to be the cleansing foundation of that regimen.

Ingredients

Water, Sodium Laureth Sulfate, Sodium Lauryl Sulfate, Cocamidopropyl Betaine, Citric Acid, Fragrance, Sodium Citrate, Sodium Xylenesulfonate, Cocamide MEA, Sodium Chloride, Sodium Benzoate, Tetrasodium EDTA, PEG-60 Almond Glycerides, Guar Hydroxypropyltrimonium Chloride, Linoleamidopropyl PG-Dimonium Chloride Phosphate, Biotin, Methylchloroisothiazolinone, Methylisothiazolinone