Pascopyron Smithii 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 Pascopyron Smithii Extract?

Pascopyron Smithii Extract is a botanical ingredient obtained from the whole Western Wheatgrass plant, a resilient grass native to the prairies of North America. Chemically, the extract is rich in natural sugars, amino acids and soothing phytochemicals that help bind water and soften keratin, the main protein in skin and hair. Indigenous communities once used Western Wheatgrass poultices to calm irritated skin, which drew early formulators to test it in modern cosmetics. Today the extract is produced by harvesting the aerial parts of the plant, drying them, then soaking them in a gentle water-glycerin solution to pull out the beneficial compounds before filtering and concentrating the liquid. You will most often spot Pascopyron Smithii Extract in leave-in conditioners, hydrating shampoos, light facial moisturizers, calming sheet masks, after-sun gels and anti-aging lotions aimed at boosting smoothness and resilience.

Pascopyron Smithii Extract’s Cosmetic Benefits/Uses

Formulators add this grass-derived extract to products for two main reasons

  • Hair conditioning – The sugars and amino acids form a light film on the hair shaft, helping it hold moisture, feel softer and look shinier while reducing static and breakage
  • Skin conditioning – Its humectant compounds draw water to the skin surface, easing dryness, improving suppleness and delivering a smooth, healthy finish without a heavy feel

Who Can Use Pascopyron Smithii Extract

Pascopyron Smithii Extract is gentle enough for most skin types. Dry and mature skin benefit from its water-binding sugars while normal and combination skin appreciate the light, non-greasy feel. Oily and acne-prone users can usually tolerate it because it does not leave a heavy residue though they may prefer formulas that pair it with oil-controlling ingredients. Its calming profile also makes it a friendly choice for sensitive or easily irritated skin.

The ingredient is 100 percent plant derived, contains no animal by-products and is typically processed in a glycerin-water medium, so it meets vegan and vegetarian standards.

No data suggests that topical Pascopyron Smithii Extract poses a risk during pregnancy or breastfeeding, yet this is not medical advice. Expectant or nursing mothers should show the product label to their doctor first to be on the safe side.

Pascopyron Smithii Extract does not contain compounds known to increase sun sensitivity, so it is not considered photosensitising. As with any humectant, pairing it with daily sunscreen keeps skin protected and comfortable.

Potential Side Effects/Adverse Reactions

Reactions to Pascopyron Smithii Extract vary from person to person. The effects listed below are possible but uncommon when the ingredient is used in a well-formulated product.

  • Allergic skin reaction such as rash or hives
  • Redness or itching at the application site
  • Mild stinging or burning on very compromised skin
  • Eye irritation if the product accidentally gets into the eyes
  • Scalp heaviness or product buildup when overused in leave-in hair treatments

If you experience any of the effects above stop using the product and seek advice from a healthcare professional.

Comedogenic Rating

Rating: 1 / 5 – Pascopyron Smithii Extract is primarily composed of water-soluble sugars, amino acids and soothing phytochemicals that sit lightly on the skin and rinse away easily. It lacks thick oils or waxes that typically clog pores, so it earns a low score. This makes it generally suitable for acne-prone or breakout-prone skin, especially when used in lightweight formulas.

No specific data indicate that the extract feeds acne-causing bacteria or traps sebum, yet the final product’s overall formula still matters. Pairing the extract with heavy occlusives could change how it behaves on very oily skin.

Summary

Pascopyron Smithii Extract is a plant-derived humectant and conditioner that helps hair retain moisture for softness and shine while boosting skin hydration for a smoother, calmer look. It pulls in water with its natural sugars then forms a delicate film that keeps that moisture in place.

The extract is not as famous as aloe or hyaluronic acid, but formulators who want a prairie-grown, vegan alternative are using it more often in hydrating shampoos, leave-in sprays, gel moisturizers and calming masks.

Topically it is considered low risk with few reported reactions and a comedogenic rating of just 1. Still, everyone’s skin is different so it is smart to patch test any new product that contains Pascopyron Smithii Extract before full use.

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