# Clean Hair Growth Serums California Naturals Launches Re:GRO Hair Serum to Deliver Fuller Hair By Georgia Wray Norsten | Published 2025-07-22 | Fashion Source: Trend Hunter, https://www.trendhunter.com/trends/regro-hair-serum References: [thecalifornianaturals](https://thecalifornianaturals.com/) & [thecalifornianaturals](https://thecalifornianaturals.com/products/re-gro-hair-serum)  The 'Re:GRO Hair Serum' from California Naturals is redefining affordable hair care with a clinically backed formula that targets thinning and shedding -- retailing at just $19.99 on Ulta.com. Launching July 20, the lightweight, fragrance-free serum is powered by 5% Capixyl, a proven active that delivers up to 79% more new hair in four months. Designed for use four times a week on towel-dried hair, it also features scalp-loving ingredients like rosemary oil, pumpkin seed oil, and rice-derived silica for instant volume without irritation or buildup. Clinical trials report reduced shedding and visibly fuller hair in just 6 weeks. Re:GRO Hair Serum positions California Naturals as a major disruptor in the scalp care space, combining clinical efficacy with mass accessibility. With a $20 price tag -- half that of competitors -the launch expands the brand’s reach via Ulta and taps into a booming category driven by affordability, performance, and clean formulation credentials. Image Credit: California Naturals ## Trend Insights (Trend Hunter) - Score: 7.2/10 - Popularity: 85% | Activity: 84% | Freshness: 46% - Audience gender: 50% men, 50% women - Primary generations: Millennial, Gen X - Top markets: North America ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Fashion](https://www.trendhunter.com/fashion) > [Hair](https://www.trendhunter.com/hair) ## Key Themes ### What's Driving This Trend - **Affordable Hair Care Solutions:** Re:GRO Hair Serum's $19.99 price point shifts the hair care market towards more accessible products without compromising on quality. - **Clean Beauty Formulations:** California Naturals exemplifies the growing trend of clean formulations by incorporating natural ingredients like rosemary oil and pumpkin seed oil into their product. - **Efficacy-driven Products:** Focus on clinically proven active ingredients such as Capixyl sets new standards for efficacy and consumer trust in hair growth products. ### Who This Affects Most - **Personal Care:** Innovative hair serums like Re:GRO are reshaping the personal care industry with scalable, results-oriented offerings. - **E-commerce Retail:** Platforms like Ulta.com are spearheading the distribution of cutting-edge beauty products, providing a marketplace for breakthrough innovations. - **Natural Ingredients Supplies:** The demand for naturally derived components for hair care products represents a significant opportunity for suppliers catering to this expanding market. ## Related on Trend Hunter - [Naturally Derived Hair Serums](https://www.trendhunter.com/trends/vivi-naturals.md) - [Science-Backed Hair Growth Serums](https://www.trendhunter.com/trends/anagen-activator-serum.md) - [Rejuvenating Scalp Serums](https://www.trendhunter.com/trends/vitamininfused-scalp-serum.md) - [Water-Based Hair Serums](https://www.trendhunter.com/trends/glow-for-it-hair-growth-serum.md) - [Hair Fallout-Reducing Serums](https://www.trendhunter.com/trends/densify-collection.md) - [Rosemary Hair Serums](https://www.trendhunter.com/trends/rosemary-serum.md) - [Topical Hair Growth Serums](https://www.trendhunter.com/trends/topical-hair-growth-serum.md) - [Scientifically Enhanced Hair Serums](https://www.trendhunter.com/trends/hair-serums1.md) - [Molecular Scalp Serums](https://www.trendhunter.com/trends/scalp-treatment-serum.md)