Pisces Extract: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: July 1, 2025
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We verify all information on this page using publicly available nomenclature standards from The Personal Care Products Council (PCPC), the European Commission's CosIng database and documentation provided directly by ingredient manufacturers. Our analysis is based on technical data from these sources to ensure accuracy and reliability.

What Is Pisces Extract?

Pisces Extract is a blend pulled from different fish species. The finished extract is rich in proteins, amino acids and trace minerals that are naturally present in fish tissue. Traditional coastal cultures have long used fish parts to soften and protect skin, which inspired labs to refine those old ideas into the cleaner ingredient we see today.

To make Pisces Extract, manufacturers start with responsibly sourced fish by-products left after filleting. The material is cleaned, gently heated with water and natural enzymes then filtered. This step breaks down large proteins into smaller, skin-friendly molecules. Finally, the liquid is concentrated and purified to remove any smell, leaving a clear extract that mixes well with creams and gels.

You will most often spot Pisces Extract in moisturizers, hydrating sheet masks, soothing serums, after-sun lotions and anti-aging products aimed at improving skin texture.

Pisces Extract’s Cosmetic Benefits/Uses

This marine-derived ingredient supports healthy looking skin in a few key ways:

  • Moisturising: The small peptides and amino acids attract water to the surface of the skin, boosting hydration and helping to keep dryness at bay
  • Skin conditioning: Regular use can leave skin feeling softer and smoother while supporting a more even, refreshed appearance

Who Can Use Pisces Extract

Pisces Extract is generally suitable for normal, dry, combination and mature skin thanks to its water-binding peptides that help replenish moisture. Oily or acne-prone skin can use it too, as the ingredient is lightweight and does not leave a greasy film, though individuals who are highly sensitive to proteins derived from animal sources may prefer plant-based hydrators instead.

Because the extract is obtained from fish it is not considered vegan or vegetarian friendly. Anyone following a strict plant-based lifestyle will want to look for botanical alternatives with similar moisturising properties.

Current research shows no specific concerns for topical use during pregnancy or while breastfeeding. Still, this is not medical advice and those who are pregnant or nursing should discuss any new skincare product with their healthcare provider to be on the safe side.

Pisces Extract does not increase photosensitivity, so it will not make skin more prone to sunburn. Standard daytime sun protection is still recommended, especially if the product is part of a broader routine that includes exfoliating acids or retinoids.

Potential Side Effects/Adverse Reactions

Side effects and reactions to topical Pisces Extract can vary from person to person. The points below outline potential issues only; most users will not experience them when the ingredient is properly formulated and used as directed.

  • Allergic reaction in individuals with fish or seafood allergy
  • Redness or irritation if applied to broken or highly sensitive skin
  • Mild stinging when combined with strong exfoliating acids or high concentrations of alcohol
  • Unwanted odor if the formula degrades or is stored improperly

If you notice any discomfort, rash or persistent irritation while using Pisces Extract discontinue use and consult a healthcare professional

Comedogenic Rating

Rating: 1/5. Pisces Extract is mostly made up of water soluble peptides and amino acids with very little residual oil, so it does not tend to clog pores. Its light molecular weight allows it to sink in quickly rather than sitting on the surface where breakouts can start. This makes it generally suitable for people who are prone to acne or congestion.

Because formulas can differ, the overall pore clogging risk also depends on the other ingredients in the product. Always look at the full ingredient list if you are sensitive to heavier oils or waxes.

Summary

Pisces Extract works as a moisturiser and skin conditioner by drawing water into the upper layers of the skin and smoothing the surface with protein fragments. These benefits come from the naturally occurring peptides, amino acids and trace minerals left intact during the gentle extraction process.

The ingredient is still a bit of a niche choice compared with plant based hydrators, yet its ocean friendly story and soft feel have earned it a spot in more new launches each year.

Overall safety is good with most users seeing no issues, though anyone with a known fish allergy should stay cautious. As with any new skincare product, do a small patch test first to confirm your skin agrees with it before adding it to your daily routine.

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