• Extends time between washes by keeping the scalp balanced
• Controls excess oil and odour for a refreshed scalp
• Stabilises the scalp to become less oily over time
• Balances scalp pH to reduce oil production
• Lightweight, leave-on formula for daily use

Act+Acre 4% Niacinamide Oily Scalp Serum is a daily leave-on treatment designed to control excess oil while balancing the scalp's pH. Formulated with 4% Niacinamide, this lightweight serum stabilises oil production at the root, helping to extend time between washes and promoting a healthier, less oily scalp over time.

Perfect for daily use, this pH-optimised formula works to create long-lasting balance, leaving your scalp refreshed and your hair feeling cleaner for longer.

Who's it for?

Oily scalps.

Apply directly to a clean, dry scalp. Use the pipette to apply small drops to targeted areas and gently massage into the scalp. Do not rinse.

Act+Acre is the world’s first Cold Processed® hair wellness brand, founded by celebrity hairstylist Helen, who set out to create clean, effective hair care focused on scalp health. Originating from Ireland, Helen and her husband Colm patented the Cold Processed® technique, preserving nutrients in plant-based ingredients by avoiding heat-based production.

Sustainability is at the core of Act+Acre, using 90% less energy during production, eco-conscious packaging, and funding wind farms. Explore Act+Acre at SkinShop for scalp-focused, nutrient-rich hair care that delivers real results.

Please Note:  For an accurate listing of ingredients in each product, please refer to your product packaging prior to use. SkinShop also recommend all products are patch-tested 24 hours before application.