Best Vegan Hair Serums of 2025

The Jerome Russell Hair Serum is designed to protect your hair while sealing in moisture, ensuring vibrancy and shine. With its Bond Building Technology, this serum effectively cares for both curly and straight hair, providing essential nourishment. Enriched with Marula Oil, it helps stimulate hair growth, making it an excellent addition to your beauty routine. Additionally, being vegan-friendly and free from gluten, sulfates, and parabens, this product is perfect for those seeking a guilt-free self-care option.

The Imbue Curl Hydration Serum is perfect for days when your hair craves extra hydration and smoothness. This multi-use serum acts as a curl extender, helping your hair maintain its definition as if it were freshly styled. Its lightweight, cacao-infused formula absorbs quickly, ensuring your curls look plump and defined without feeling heavy. Moreover, it protects against humidity, allowing your curls to last longer without frizz, making it an essential addition to your hair care routine.

The Green People Hair Serum is a natural and organic formula suitable for all hair types. With 90.4% certified organic ingredients, it promotes natural shine while defending against sun damage. The silicone-free and ethyl alcohol-free properties ensure your hair remains soft and non-sticky. Enriched with quinoa and artichoke, this concentrated serum provides weightless volume and bounce, making it perfect for daily styling or as a leave-in conditioner for a glossy finish.

The Clairol Hair Primer is designed to prepare and protect your hair before colouring. It optimises colour uptake, ensuring your dye is absorbed evenly, which enhances the vibrancy of your colour. This serum also helps prevent damage, making your hair feel up to six times stronger after use. Plus, with a vegan formula that is dermatologically tested, you can trust that it’s gentle on your hair and scalp. Incorporating this primer into your routine means you get ten weeks of long-lasting colour.

Curlsmith Frizz Rescue Serum is a unique oil-to-gel hair serum designed to tame frizz and enhance shine. Formulated with a plant-based polymer and nourishing oils, it offers exceptional frizz control, making it ideal for all curl types. You can easily apply it to dry hair for smooth and defined curls. Additionally, it protects against humidity, ensuring your hair remains manageable throughout the day. With Curlsmith, you can achieve healthy-looking hair without any harmful ingredients.

Kerasilk Taming Balm is a rich, vegan formula designed to tame and smooth frizzy hair. Infused with Biomimetic Silk and Shea Oil, it provides instant softness and a significant reduction in frizz. You'll enjoy up to 72 hours of humidity protection, ensuring your hair stays sleek in damp conditions. With up to 60% less frizz, this product enhances manageability, making styling easier than ever. Plus, it offers heat protection, safeguarding your hair from damage caused by styling tools.

The Bonacure Shine Savior Serum from Schwarzkopf Professional offers exceptional colour retention, allowing you to enjoy up to 90% of your hair's vibrancy. Its pH 4.5 Balancer Technology helps to rebalance your hair, ensuring a smoother feel while nourishing your strands. With its vegan colour-locking system, you can maintain your hair’s brightness without any fading. Additionally, this serum provides superior heat protection, safeguarding your hair against damage from blow-drying, which helps keep it looking healthy and radiant.

The Vita Coco Coconut Serum offers a gentle formula designed for all hair types, providing protection from heat and frizz. With its silicone and colourant-free recipe, you can enjoy silky soft results without harsh additives. This serum is perfect for preventing hair loss and split ends, delivering a moisture boost from 100% natural coconuts. You’ll appreciate how it not only helps to repair damage but also leaves your hair with a natural shine and essential nutrients.