Using Hemp as Sunscreen? Natural Sun Care Notes
No. Hemp seed oil is not sunscreen. Hemp seed oil comes from hemp seeds. It is a skin feel ingredient and not a UV filter. If a product with hemp in it carries an SPF, that protection comes from labeled UV filters, not the hemp. For real sun protection, use a broad spectrum sunscreen with SPF 30 or higher.
This article is about hemp seed oil in skin care products, not cannabis seeds or ingestible cannabis products. Kind Seed Co sells seeds, not sunscreen, and this is general information about reading labels, not personal advice.
What people mean by hemp sunscreen
In natural beauty circles, hemp sunscreen usually means a topical product that includes hemp seed oil in its formula. Some are moisturizers or body oils with no SPF at all. Others are true sunscreens that also list hemp seed oil among their ingredients.
Hemp seed oil is popular for how it feels on the skin. Shoppers often like it as a lightweight moisturizer, especially compared with thick, chalky creams. That is a matter of texture and preference. It says nothing about sun protection.
The confusion usually starts when these two kinds of products get lumped together, or when a blog post claims that plain hemp oil can block the sun on its own.
The SPF 6 claim vs what lab studies found
You may have seen hemp oil described as having a natural SPF of about 6. That figure gets repeated online, but lab testing does not back it up.
A 2026 in vitro study of plant oils (Popiół-Adamska et al., Photochem Photobiol Sci) reports that hemp oil’s in vitro SPF did not exceed 1. That means it blocks almost no UV and does not work as sunscreen. The same study concluded that plant oils cannot replace real UV filters.
In practice, an SPF of 1 offers negligible protection. Even if you trusted the higher figure, it would still fall far short of the SPF 30 or higher that dermatologists recommend. Lab findings on plain oils do not make every finished product identical, which is why shoppers should rely on the labeled active ingredients and SPF rating.
How sunscreen products that contain hemp get their SPF
Sunscreens work because of their active ingredients, which are UV filters. UC Davis Health Dermatology describes two broad types. Physical, or mineral, sunscreens use zinc oxide, titanium dioxide or both. Chemical sunscreens use filters such as avobenzone, octisalate, octocrylene and homosalate.
When a sunscreen with hemp seed oil carries an SPF, those filters do the work. The hemp seed oil is listed among the inactive ingredients, where it adds skin feel. Put simply, hemp seed oil is not a UV filter on its own.
So a hemp sunscreen can be a perfectly good sunscreen. It just is not good because of the hemp.
How to read a sunscreen label
- Flip the bottle and find the Drug Facts or active ingredients box.
- Check that SPF is 30 or higher and the label says broad spectrum.
- Look for zinc oxide, titanium dioxide or listed chemical filters as actives.
- Think of hemp seed oil as an inactive skin feel ingredient.
- Apply before going out and reapply as the label directs.
Check the Drug Facts panel for the sunscreen’s active ingredients and labeled SPF. Texas A&M’s Howdy Health advises, “Look for ‘broad spectrum’ sunscreen to shield against both UVA and UVB rays,” and “Opt for an SPF of 30 or higher.” The University of Arkansas Cooperative Extension agrees: “Make sure to choose one that has at least an SPF (sun protection factor) of 30.” The American Academy of Dermatology also recommends SPF 30 or higher.
If a hemp product has no Drug Facts box and no SPF on the label, it is a moisturizer, not a sunscreen. Follow the product label for application and reapplication.
Hemp oils vs traditional sunscreens
Traditional chemical and mineral sunscreens are formulated, tested and labeled as sun protection products. Their SPF is printed on the label, and their active ingredients are listed in the Drug Facts box. Plain plant oils are not tested or labeled that way, which is why you will not find an SPF on a bottle of hemp seed oil.
People choose plant oils for many reasons, such as skin feel, scent or a preference for short ingredient lists. Others prefer mineral sunscreens because they sit on top of the skin, or chemical sunscreens because they rub in clear. Those are choices about texture and routine. The one thing that stays the same is that sun protection comes from a product labeled for it.
If you want both, the simple answer is to use them for different jobs. Put on your moisturizer first if you like it, let it soak in, then apply a labeled sunscreen on top. That way you get the feel you like and the protection you need.
Responsible expectations
Do not count on plain hemp seed oil as a beach plan. Do not assume natural means protective. Reapply labeled sunscreen on the schedule the product gives, and remember that shade, clothing and timing still matter outdoors.
Hype about hemp as a complete sun solution fails the people who believe it and then skip real protection. We would rather keep expectations honest.
A note for outdoor growers
Outdoor growers spend long hours in bright sun, checking canopies, training branches and trimming at harvest. It is easy to lose track of time. Pack a labeled broad spectrum sunscreen, a hat and water, and take shade breaks. The plants can wait twenty minutes.
Sweat and watering cans also wash sunscreen off faster than you might expect, so check the label for water resistance and reapply on its schedule. Long sleeves and a wide brimmed hat cut down on how much skin you need to cover in the first place. If you like hemp seed oil as a moisturizer, keep using it for that. Just layer a real sunscreen on top when you are heading outside.
Troubleshooting
| Sign | Likely cause | What to do |
|---|---|---|
| Burned while using a hemp oil | Oil has no reliable SPF | Switch to a labeled SPF 30+ broad spectrum product |
| Label shows hemp but no SPF | It is a moisturizer | Layer a real sunscreen on top |
| Greasy feel with mineral sunscreen | Formula choice | Try a lotion or tinted mineral formula |
Most sun care problems come back to the label. If a product does not list active UV filters and an SPF rating, do not rely on it for sun protection.
Hemp oil vs hemp seeds for growing
Hemp seed oil for skin care is pressed from hemp seeds that are grown for food and cosmetic use. Seeds for growing cannabis plants are a different product with a different purpose. If you are here to grow, browse our cannabis seeds at https://kindseed.com/cannabis-seeds/ or CBD seeds at https://kindseed.com/cbd-seeds/. If you have wondered about eating seeds, see https://kindseed.com/can-eating-cannabis-seeds-get-you-high/.
Sources: University of Arkansas Cooperative Extension, Sun Safety (https://www.uaex.uada.edu/life-skills-wellness/personal-family-well-being/sun-safety.aspx). Texas A&M Howdy Health, How to Choose Sunscreen (https://howdyhealth.tamu.edu/wp-content/uploads/2023/06/how-to-choose-sunscreen-infographic.pdf). UC Davis Health Dermatology, Sunscreen and Sun Protection (https://health.ucdavis.edu/media-resources/contenthub/post/internet/equity-diversity-inclusion/2023/07/pdfs/Sunscreen-and-sun-protection-UCDH-Dermatology.pdf). American Academy of Dermatology, Understand Sunscreen Labels. Ácsová et al. 2021, Photochemical and Photobiological Sciences 20:139 to 151. Popiół-Adamska et al. 2026, Photochemical and Photobiological Sciences.
FAQ
Does hemp oil replace sunscreen?
No. Hemp seed oil is a skin feel ingredient, not a UV filter. Use a labeled broad spectrum sunscreen with SPF 30 or higher, applied and reapplied as the label directs.
Is this medical advice?
No. This is general information about reading sunscreen labels and basic sun safety. For questions about your own skin, talk to a doctor or dermatologist.
Does Kind Seed Co sell sunscreen?
No. Kind Seed Co sells cannabis and hemp seeds for growing. If you buy sun care elsewhere, read that product's own label.
Where should I shop seeds instead?
Browse our cannabis seeds and CBD seeds, then check the flowering type and pack details on each product page.
Does hemp oil have an SPF?
Not a useful one. A 2026 in vitro study reports that hemp oil's in vitro SPF did not exceed 1, which means it blocks almost no UV. The often repeated SPF 6 figure is not supported by that testing.
Is CBD sunscreen different?
A sunscreen that contains CBD still gets its SPF from its labeled UV filters, not from the CBD or hemp. Check the Drug Facts panel for the active ingredients, an SPF of 30 or higher and the words broad spectrum.
