Sodium Sesameseedate: 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: June 30, 2025
Share:
Inside this article:

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 Sodium Sesameseedate?

Sodium Sesameseedate is the sodium salt produced from the fatty acids naturally found in sesame seed oil extracted from the seeds of Sesamum indicum. When sesame oil undergoes saponification it is treated with a controlled amount of sodium hydroxide, converting the oil’s fatty acids into their stable sodium form. The result is a mild, plant-based surfactant that mixes readily with water.

Sesame oil has been prized for centuries in traditional cleansing pastes and early soap making. As cosmetic science evolved formulators noticed that the sodium salts derived from sesame oil delivered gentle cleansing while helping water and oil mix smoothly. This versatility led to the inclusion of Sodium Sesameseedate in modern skin and hair products starting in the late twentieth century.

Commercially, manufacturers begin with refined food-grade sesame oil, heat it with an alkaline solution, then separate and purify the resulting sodium salts. The final material appears as an off-white powder or paste that dissolves easily in water-based formulations.

You’ll most often find Sodium Sesameseedate in facial cleansers, body washes, shampoos, makeup removers, cream cleansers, masks and lightweight lotions where a gentle yet effective cleaning action is desired.

Sodium Sesameseedate’s Cosmetic Benefits/Uses

Formulators value Sodium Sesameseedate because it can perform several helpful jobs in the same formula:

  • Cleansing: The ingredient lowers the surface tension of water so oils, sweat and daily grime are lifted from skin or hair and rinsed away easily leaving a fresh comfortable feel
  • Emulsifying: By helping oil and water stay blended it allows creams and lotions to remain smooth and uniform which improves texture and stability without heavy waxes
  • Viscosity controlling: It can slightly thicken watery formulas giving gels and washes a richer body that feels more luxurious and is easier to spread

Who Can Use Sodium Sesameseedate

Sodium Sesameseedate is generally well suited to most skin types including oily, combination and sensitive skin because it offers gentle cleansing without a heavy residue. Those with very dry or compromised skin can still use it, though they may want to follow with a richer moisturizer as this ingredient does not deliver much lasting nourishment on its own.

The ingredient is plant derived from sesame seeds and contains no animal by-products so it aligns with vegan and vegetarian lifestyles.

Current safety data indicates that topically applied Sodium Sesameseedate poses no specific risks for women who are pregnant or breastfeeding. Absorption through intact skin is minimal, yet this is not medical advice. Expectant or nursing mothers should review any skincare routine with their healthcare provider to be extra safe.

Sodium Sesameseedate does not increase photosensitivity, meaning it will not make skin more prone to sunburn. Standard daily sun protection is still recommended for overall skin health.

Potential Side Effects/Adverse Reactions

Side effects and reactions to the topical use of Sodium Sesameseedate differ from person to person. The issues listed below are potential outcomes and are unlikely for the average user when the ingredient is correctly formulated.

  • Skin irritation – mild redness or itching can occur, typically in those with very reactive skin
  • Allergic response – rare but possible in individuals with a known sesame allergy
  • Eye stinging – if the product accidentally gets into the eyes a brief burning sensation may be felt
  • Excess dryness – overuse in high concentrations might strip natural oils leaving skin or scalp feeling tight

If you experience any negative reaction stop using the product and seek advice from a qualified healthcare professional.

Comedogenic Rating

Rating: 1 / 5

Sodium Sesameseedate is the sodium salt of sesame seed fatty acids, which means it is highly water soluble and rinses off easily. Unlike pure sesame oil that can sit on the skin and potentially clog pores, this salt form acts mainly as a cleansing surfactant and washes away with water. Because it leaves very little oily residue its tendency to block pores is low, earning it a rating of 1.

In most formulas it is used at levels that are gentle on the skin, so it is generally considered suitable for people who are prone to acne or breakouts.

If a product also contains heavy oils, waxes, or butters the overall pore clogging potential could be higher, but that would be due to those other ingredients rather than Sodium Sesameseedate itself.

Summary

Sodium Sesameseedate acts as a mild cleanser, an emulsifier that keeps oil and water mixed, and a light viscosity controller that adds body to gels and washes. It does this by lowering water surface tension, surrounding oil droplets so they stay dispersed, and thickening the water phase just enough for a smooth feel.

You will not see it in every product on store shelves, but formulators who want a plant based surfactant that is kinder to skin than traditional soap sometimes reach for it. Its niche popularity is growing in gentle face cleansers and shampoo bars.

Current safety reviews show it is low risk for most users when used as directed. As with any new skincare ingredient it is smart to patch test a product first to make sure your skin agrees with it.

Was this article helpful?
More from Glooshi:
ADVERTISEMENT
Get all our top headlines in beauty.
Delivered right to your inbox each week. Zero spam, all goodness, opt-out at anytime.
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Get the latest beauty news, top product recommendations & brand-exclusive discount codes direct to your inbox.
Send good feedback:

All feedback is greatly appreciated, anonymous, and will be used to improve the quality of our articles.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Send bad feedback:

All feedback is greatly appreciated, anonymous, and will be used to improve the quality of our articles.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Search