90 MARINE INGREDIENTS
in verifying the environmental responsibility of marine ingredients. Transparent sourcing, ethical labour practices, and biodiversity protection are key criteria in these certification processes. In parallel, consumer awareness around
ocean-friendly and reef-safe formulations is rising. This places additional pressure on brands to eliminate harmful UV filters and other chemicals known to affect marine life. Substituting these with functional marine alternatives, such as diatom-derived UV blockers or algae-based antioxidants, represents a dual win: safer products for people and less impact on marine environments. In short, sustainability must be built into
every stage of marine ingredient development, from extraction and cultivation to processing and packaging. Innovation in marine personal care is only truly valuable when it contributes to both healthier skin and a healthier ocean.
Future outlook: what’s next in marine skin care innovation? The future of marine ingredients in personal care looks promising and dynamic. Scientific advances and consumer trends are converging to open new doors for discovery and innovation within this vast blue frontier. One exciting area of research is the exploration
of extremophiles, marine organisms that thrive in harsh environments such as deep-sea trenches, hydrothermal vents, and polar waters. These extremophiles produce unique bioactive compounds that can protect against extreme temperature, pressure, and oxidative stress. Unlocking their secrets may lead to breakthrough ingredients with unparalleled protective and regenerative properties.9 Another advantage is the use of marine
microbiomes. Just as the skin’s microbiome is key to its health, marine ecosystems host diverse microbial communities that contribute to the resilience of their hosts. Researchers are beginning to isolate novel
bacteria and fungi that produce metabolites with anti-inflammatory, antimicrobial, and skin- conditioning effects. These discoveries have the potential to revolutionize how we think about natural actives in skin care.10 In terms of technology, the integration of
artificial intelligence and machine learning is accelerating ingredient discovery. By analysing large datasets of marine biodiversity and bioactivity, AI can predict promising new candidates for personal care use, significantly reducing development time and costs. From a consumer perspective, demand for
clean, natural, and sustainable beauty products continues to expand. Brands that combine efficacy with ethical ocean stewardship will be well positioned in the marketplace. Finally, collaboration between scientists,
formulators, and ecologists will be essential to ensure that marine innovation benefits both skin and planet. Innovations in cultivation techniques, bioprocessing, and biodegradable packaging will complement ingredient breakthroughs, fostering a truly holistic approach to marine personal care.
PERSONAL CARE MAGAZINE April 2026
Figure 4:Sustainable and circular cultivation of diatoms for high-performance marine silica, integrating CO2
utilization and nutrient upcycling
Conclusion Marine organisms have survived millions of years by developing sophisticated mechanisms to protect, repair, and nourish themselves in challenging environments. These natural strategies offer a blueprint for creating skin care products that are both effective and sustainable. By studying and harnessing marine ingredients such as diatom frustules, algae polysaccharides, peptides and antioxidants, formulators can develop products that provide superior UV protection, hydration, detoxification, and anti- ageing benefits. The key lies in understanding the biological functions of these compounds and formulating them in ways that preserve their activity and enhance their performance. At the same time, responsible sourcing and
sustainable development must guide every step of the process. Cultivation techniques, biotechnological advances, and eco-conscious certifications ensure that the ocean’s resources are used respectfully and preserved for future generations. Marine personal care represents a powerful
convergence of nature, science, and innovation. It reminds us that the solutions for healthier skin may already exist in the depths of the ocean, we simply need to learn how to translate them into thoughtful, effective products. In doing so, we support skin health while honouring the blue planet that sustains us all.
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2. Aguirre LE et al. Diatom frustules protect DNA from ultraviolet light. Nature Scientific Reports. 2018; 8:5138
3. Wang J et al. Chemical composition and moisture-absorption/retention ability of polysaccharides extracted from five algae. International Journal of Biological Macromolecules. 2014; 57:26-29
4. Venkatesan J et al. Marine Fish Proteins and Peptides for Cosmeceuticals: A Review. Marine Drugs. 2017; 15:143
5. Zhang X et al. Marine Bioactive Peptides: Anti- Photoaging Mechanisms and Potential Skin Protective Effect. Current Issues in Molecular Biology. 2024; 46:990-1009
6. Catanzaro E et al. On a Beam of Light: Photoprotective Activities of the Marine Carotenoids Astaxanthin and Fucoxanthin in Suppression of Inflammation and Cancer. Marine Drugs. 2020; 18:544
7. Bjørklund G et al. Minerals and Trace Elements: Key Protectors of Skin Health and Defenders against Skin Disorders. Current Medicinal Chemistry. Current Medicinal Chemistry. 2025; 35:7804-7830
8. Fitzpatrick B et al. Novel marine magnesium and trace minerals for skin. Oriel Marine. Personal Care Magazine. October 2021; 22:9
PCM
References 1. De Tommasi E et al. Multiple-pathways light modulation in Pleurosigma strigosum bi-raphid diatom. Nature Scientific Reports. 2024;
9. Cong M et al. Deep-Sea Natural Products from Extreme Environments: Cold Seeps and Hydrothermal Vents. Marine Drugs. 2022; 20:404
10. Barzkar N et al. Study of marine microorganism metabolites: new resources for bioactive natural products. Frontiers in Microbiology. 2024; 14:1285902
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