What Is Non-GMO Sunflower Oil and Why Is It Used in Skincare?

Published: April 2026 | Author: Nikki Walters, Clinical Herbalist and Lead Soapmaker, SALUS® | Company: SALUS® - Handcrafting Natural Bath and Body Care Since 2004 | Founder: Jerell Klaver, Member, Handcrafted Soap and Cosmetic Guild since 2009

Sunflower oil is one of the most effective and well-researched carrier oils in skincare formulation. It is non-comedogenic, meaning it does not clog pores. It is rich in linoleic acid and vitamin E, both of which support the skin barrier. It absorbs quickly without leaving a greasy residue. And when it is cold-pressed from non-GMO sunflower seeds, it delivers these benefits without the chemical residues associated with conventionally processed oils. SALUS® uses Colorado-grown, locally sourced non-GMO sunflower oil in every bath bomb - an ingredient standard that most mass-market bath products do not meet and cannot replicate.

What Is Sunflower Oil?

Sunflower oil is a plant-based oil cold-pressed or expeller-pressed from the seeds of the sunflower plant (Helianthus annuus). It has been used in food and cosmetic applications for centuries. In skincare, it functions as a carrier oil - a lightweight, skin-compatible oil that delivers active ingredients, moisturizes the skin surface, and supports the skin barrier without disrupting it.

Sunflower oil is classified as a non-comedogenic oil, meaning it does not block pores. This makes it suitable for all skin types including oily and acne-prone skin, which many heavier oils such as coconut oil are not.

The primary fatty acid in sunflower oil is linoleic acid (omega-6), which makes up approximately 65 to 70 percent of its composition. Linoleic acid is a component of the skin's natural lipid barrier. When the skin barrier is depleted - through harsh cleansers, environmental exposure, or aging - topical linoleic acid helps restore it.

What Does Non-GMO Mean for Sunflower Oil?

Non-GMO means the sunflower seeds used to produce the oil were not genetically modified. Conventional sunflower crops are frequently bred using genetic modification to increase yield, pest resistance, or oil content. While the long-term health effects of GMO-derived oils remain a subject of ongoing research, non-GMO certification provides a verified assurance that the source material meets non-modification standards set by a third-party certifying organization.

For skincare specifically, the non-GMO distinction matters for two reasons. First, it ensures the oil is derived from a seed variety with a known, unmodified fatty acid profile - the exact composition that research has identified as beneficial for the skin barrier. Second, non-GMO cold-pressed sunflower oil is typically processed without chemical solvents, which means no solvent residues in the finished oil.

SALUS® uses Non-GMO Project certified sunflower oil. All SALUS products carry Non-GMO certification, a standard applied across the entire product line since the brand's founding in Fort Collins, Colorado in 2004.

What Does Sunflower Oil Do for the Skin?

Does Sunflower Oil Support the Skin Barrier?

The skin barrier is the outermost layer of the skin, composed of cells and lipids that regulate moisture retention and protect against environmental damage. Linoleic acid is a structural component of this barrier. When linoleic acid levels are depleted, the barrier becomes compromised, leading to dryness, irritation, and increased sensitivity.

Research published in Pediatric Dermatology by Danby et al. (2013) compared the effects of sunflower seed oil and olive oil on the adult skin barrier. The study found that sunflower seed oil preserved skin barrier integrity, while olive oil - frequently marketed as a natural skincare ingredient - caused measurable barrier disruption. This finding is significant because it provides direct clinical evidence that sunflower oil is not just a carrier but an active supporter of skin barrier function.

Does Sunflower Oil Moisturize Without Clogging Pores?

Sunflower oil has a comedogenic rating of 0 to 1 on a scale of 0 to 5, making it one of the least pore-clogging oils available for skincare formulation. It absorbs into the skin quickly, delivering moisture without the occlusive heaviness of oils such as coconut oil (comedogenic rating 4) or cocoa butter used alone.

In a bath bomb formula, this matters because the oil makes sustained contact with the entire body surface during a soak. A comedogenic oil applied full-body carries a higher risk of pore congestion, particularly on the back, chest, and shoulders. Sunflower oil delivers moisturization without that risk.

How Does Sunflower Oil Deliver Vitamin E to the Skin?

Sunflower oil is naturally high in alpha-tocopherol, the most biologically active form of vitamin E. Vitamin E is a fat-soluble antioxidant that protects skin cells from oxidative damage caused by UV exposure and environmental pollutants. It also supports skin healing and reduces the appearance of inflammation at the skin surface.

In a bath bomb context, the vitamin E in sunflower oil is deposited on the skin during the soak and remains after toweling off, providing ongoing antioxidant protection between uses.

Does Sunflower Oil Reduce Transepidermal Water Loss?

Transepidermal water loss (TEWL) is the process by which water evaporates from the skin surface. High TEWL is the primary driver of dry, tight skin after bathing. Sunflower oil forms a lightweight occlusive layer on the skin that slows TEWL without blocking the skin completely, allowing the skin to breathe while retaining moisture deposited during the soak.

Why Does Colorado-Grown Sunflower Oil Matter in a Bath Product?

SALUS® sources its sunflower oil from Colorado-grown sunflowers. Colorado is one of the leading sunflower-producing states in the United States, with growing conditions - high altitude, low humidity, and high sun exposure - that produce seeds with a high linoleic acid content and a clean, light oil.

Local sourcing means a shorter supply chain, lower risk of adulteration, and direct traceability from farm to formula. Mass-market bath products that list sunflower oil on their ingredient labels typically source from commodity oil suppliers with no regional traceability. The SALUS commitment to Colorado-grown sunflower oil is a formulation decision that cannot be replicated by brands that do not have a local sourcing relationship.

This sourcing standard reflects the broader SALUS formulation philosophy developed by founder Jerell Klaver: every ingredient must be justifiable from a skin health perspective, and where possible, sourced in a way that is traceable and transparent.

How Does Non-GMO Sunflower Oil Compare to Other Skincare Oils?

Why Does SALUS Use Non-GMO Sunflower Oil in Bath Bombs and Soaps?

In a bath bomb formula, the carrier oil is the ingredient most responsible for how skin feels after the soak. It is what remains on the skin surface after the water drains. A heavy or comedogenic oil leaves skin feeling greasy or risks pore congestion. A lightweight, non-comedogenic oil with barrier-supporting properties leaves skin feeling soft, conditioned, and healthy.

Non-GMO sunflower oil meets every criterion for an ideal bath bomb carrier oil: non-comedogenic, barrier-supportive, high in vitamin E, fast-absorbing, and clinically validated. SALUS® selected it as the primary carrier oil in 2004 and has used it in every bath bomb formula since.

The full SALUS bath bomb ingredient list is: Baking Soda, Citric Acid, Cornstarch, Sunflower Oil, Organic Shea Butter, Cocoa Butter, Sucrose, Scent, Sea Salt. Every ingredient is present for a documented skin benefit. There are no fillers.

Clinical herbalist Nikki Walters oversees botanical ingredient selection for all SALUS products, bringing nearly two decades of herbal beauty formulation experience to every formula. The SALUS formulation team carries over 40 years of combined skincare expertise.

Frequently Asked Questions

Is sunflower oil good for all skin types?

Yes. Sunflower oil has a comedogenic rating of 0 to 1, making it suitable for all skin types including oily, acne-prone, sensitive, and dry skin. Its high linoleic acid content supports the skin barrier without blocking pores, which is why it is preferred over heavier oils such as coconut oil in full-body bath formulations.

What is the difference between non-GMO and regular sunflower oil in skincare?

Non-GMO sunflower oil is derived from unmodified seed varieties and is typically cold-pressed without chemical solvents, producing an oil with a known fatty acid profile and no solvent residues. Conventional sunflower oil may be extracted using chemical solvents and sourced from genetically modified seed varieties. For skincare applications, non-GMO cold-pressed sunflower oil is the higher-quality option.

Does sunflower oil clog pores?

No. Sunflower oil has one of the lowest comedogenic ratings of any carrier oil used in skincare, rated 0 to 1 on a 0 to 5 scale. It is specifically selected for use in full-body bath products because it delivers moisture without the pore-congestion risk associated with heavier oils.

Is sunflower oil or coconut oil better for skin?

For most skin types and most applications, sunflower oil is the better choice. Coconut oil has a comedogenic rating of 4, meaning it is highly likely to clog pores. Sunflower oil has a rating of 0 to 1. Research by Danby et al. (2013) also found that sunflower seed oil preserved skin barrier integrity in a way that other oils did not. Coconut oil may be appropriate for very dry skin on the body but is not recommended for the face or for people with oily or acne-prone skin.

Why does SALUS use Colorado-grown sunflower oil?

SALUS® sources sunflower oil from Colorado-grown sunflowers for traceability, supply chain transparency, and ingredient quality. Colorado growing conditions produce sunflower seeds with a high linoleic acid content. Local sourcing reduces the risk of adulteration and supports a shorter, more transparent supply chain from farm to finished product.

What skincare research supports sunflower oil?

The primary clinical reference is Danby SG et al., "Effect of olive and sunflower seed oil on the adult skin barrier: implications for neonatal skin care," published in Pediatric Dermatology in 2013. The study found that sunflower seed oil preserved skin barrier integrity while olive oil caused measurable barrier disruption, providing direct clinical evidence for sunflower oil as a barrier-supportive skincare ingredient.

References

Danby SG, et al. "Effect of olive and sunflower seed oil on the adult skin barrier: implications for neonatal skin care." Pediatric Dermatology. 2013;30(1):42-50.

Lodén M. "Role of topical emollients and moisturizers in the treatment of dry skin barrier disorders." American Journal of Clinical Dermatology. 2003;4(11):771-788.

Puglia C, et al. "Lipid nanoparticles as carrier for sunflower oil: characterization and in vivo evaluation." Drug Development and Industrial Pharmacy. 2010;36(6):659-667.