Your routine
CircadiaVitamin C Reversal Serum
Why it fits
Vitamin C Reversal Serum is an antioxidant serum that helps brighten and hydrate. Under Circa-Shield, the two work together against the visible effects of sun exposure, screens and city life.
Circadia Circa-Shield Mineral Sunscreen SPF 30
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A lightweight mineral sunscreen with broad-spectrum UVA/UVB protection from 17.3% transparent zinc oxide, plus antioxidants against blue light and urban pollution.
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Boutique details
Your Edmonton boutique.
5238 Windermere Boulevard
Edmonton AB T6W 0L9
Canada
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Circadia
Circa-Shield Mineral Sunscreen SPF 30
Your ritual begins with the right choice.
$100.00 CAD
Taxes calculated at checkout.
The skincare focus
The step that protects every other step.
A lightweight mineral sunscreen with broad-spectrum UVA/UVB protection from 17.3% transparent zinc oxide, plus antioxidants against blue light and urban pollution.
Explore our ingredient glossaryCircadia
The formula, explained.
The ingredients behind this formula—and what they bring to your skin.
Zinc Oxide 17.3%
A transparent mineral sunscreen filter that provides broad-spectrum UVA/UVB protection.
Oryza Sativa (Rice) Bran Cera
An antioxidant-rich rice bran wax that helps calm and protect the skin.
Camellia Sinensis (Green Tea) Leaf Extract
An antioxidant that helps defend the skin against environmental stress.
Ingredient imagery is illustrative. Explore the full ingredient list below.
Made to work together
Pairs beautifully.
Apply it over an antioxidant serum such as Vitamin C Reversal Serum. For the eye area, use your eye cream first and keep the sunscreen away from the eyes.
Your routine
CircadiaRenewal Eye Cream
Why it fits
Your daily eye cream. It goes on clean skin around the eyes, before moisturizer and, in the morning, sunscreen.
Worth knowing
The finer details.
A closer look at your skin, your routine and what goes into the formula.
Circadia Circa-Shield Mineral Sunscreen SPF 30
Circadia Circa-Shield Mineral Sunscreen SPF 30 is a lightweight mineral sunscreen that offers broad-spectrum UVA/UVB protection with 17.3% transparent zinc oxide.
It also includes BLUE OLÉOACTIF® and antioxidant-rich botanicals such as rice bran wax and green tea, which help defend the skin against oxidative stress from blue light and urban pollution.
It keeps skin calm and comfortable, with a lightweight texture for everyday wear.
Why we love it
Sunscreen is the step that protects everything else you do for your skin, so it has to be one you enjoy wearing every day. Circa-Shield is a mineral formula that stays light and comfortable, and its antioxidants go beyond the sun to help defend against screens and city life. It is our go-to morning finish.
Benefits
- Broad-spectrum UVA/UVB protection with 17.3% zinc oxide
- Helps defend against blue light and digital and environmental pollution
- Helps defend against oxidative stress, a contributor to visible signs of time
- Helps calm and comfort the skin with rice bran wax and green tea
- Lightweight texture for everyday wear
Best for
Daily mineral protection
Don't forget the ears and the back of the neck: they see as much sun as your face.
How to use
- Make it the last step of your morning routine.
- Apply liberally to clean skin 15 minutes before sun exposure.
- Reapply at least every 2 hours, or after sweating or swimming.
- Use a water-resistant sunscreen if needed.
- Avoid contact with eyes and do not apply to broken skin.
Precautions
Full Ingredient List
Active Ingredient: Zinc Oxide 17.3% (Sunscreen). Inactive Ingredients: C14-22 Alkane, Olea Europaea (Olive) Fruit Oil, Sorbitan Olivate, Diisopropyl Adipate, C9-12 Alkane, Silica, Oryza Sativa (Rice) Bran Cera, Vegetable Oil, Simmondsia Chinensis (Jojoba) Seed Oil, Curcuma Longa (Turmeric) Root Extract, Saccharomyces Ferment, Polyglyceryl-4 Olivate/Polyglyceryl-4 Polyricinoleate, Triethoxycaprylylsilane, Coco-Caprylate/Caprate, Glycine Soja (Soybean) Oil, Polyhydroxystearic Acid, Triethyl Citrate, Lauroyl Lysine, Bis(Cyano Butylacetate) Anthracenediylidene, Polyglyceryl-3 Diisostearate, Oryza Sativa (Rice) Germ Extract, Oryza Sativa (Rice) Extract, Caprylic/Capric Triglyceride, Camellia Sinensis (Green Tea) Leaf Extract, Vanilla Planifolia Fruit Extract, Linalyl Acetate, Fucus Vesiculosus Extract, Salvia Officinalis (Sage) Flower/Leaf/Stem Extract, Rosmarinus Officinalis (Rosemary) Leaf Extract, Lavandula Angustifolia (Lavender) Flower/Leaf/Stem Extract, Salvia Triloba Leaf Extract, Jasminum Officinale (Jasmine) Flower/Leaf Extract, Rosa Damascena (Rose) Flower Extract, Linalool.
Frequently Asked Questions
Is it a mineral sunscreen?
Yes. Its active ingredient is Zinc Oxide 17.3%, which provides broad-spectrum UVA/UVB protection.
How often should I reapply?
At least every 2 hours, or after sweating or swimming.
Is it water-resistant?
Use a water-resistant sunscreen if needed.
Can I use it around the eyes?
Avoid contact with the eyes. Use your eye cream first and keep the sunscreen away from the eyes.
What does it do beyond sun protection?
BLUE OLÉOACTIF® and antioxidant-rich botanicals help defend the skin against oxidative stress from blue light and urban pollution.
Shipping & returns
For delivery and return information, view our policy.
A lightweight mineral sunscreen for daily protection in a modern environment
Circadia Circa-Shield Mineral Sunscreen SPF 30 is a lightweight mineral sunscreen that offers broad-spectrum UVA/UVB protection with 17.3% transparent zinc oxide. It also includes BLUE OLÉOACTIF® and antioxidant-rich botanicals such as rice bran wax and green tea, which help defend the skin against oxidative stress from blue light and urban pollution while keeping it calm and comfortable.
Benefits
- Broad-spectrum UVA/UVB protection with 17.3% zinc oxide
- Helps defend against blue light and digital and environmental pollution
- Helps defend against oxidative stress, a contributor to visible signs of time
- Helps calm and comfort the skin with antioxidant-rich rice bran wax and green tea
- Lightweight texture for everyday wear
How to Use
Apply liberally to clean skin 15 minutes before sun exposure. Reapply at least every 2 hours, or after sweating or swimming. Use a water-resistant sunscreen if needed. Avoid contact with eyes and do not apply to broken skin.
Loshen & Crem’s Recommendation
Make Circa-Shield the last step of your morning routine. Apply it over Circadia Vitamin C Reversal Serum, an antioxidant serum that helps brighten and hydrate, so the two work together against the visible effects of sun exposure, screens and city life. For the eye area, use your eye cream first and keep the sunscreen away from the eyes. If you are deciding between a mineral and a non-mineral sunscreen, book a consultation and we will help you choose.
Key Ingredients
- Zinc Oxide 17.3%: a transparent mineral sunscreen filter that provides broad-spectrum UVA/UVB protection.
- BLUE OLÉOACTIF®: a botanical ingredient that helps defend the skin against blue light and digital pollution.
- Oryza Sativa (Rice) Bran Cera: an antioxidant-rich rice bran wax that helps calm and protect the skin.
- Camellia Sinensis (Green Tea) Leaf Extract: an antioxidant that helps defend the skin against environmental stress.
- Curcuma Longa (Turmeric) Root Extract: a botanical antioxidant that supports the formula’s defence against oxidative stress.
Full INCI List
Active Ingredient: Zinc Oxide 17.3% (Sunscreen)
Inactive Ingredients: C14-22 Alkane, Olea Europaea (Olive) Fruit Oil, Sorbitan Olivate, Diisopropyl Adipate, C9-12 Alkane, Silica, Oryza Sativa (Rice) Bran Cera, Vegetable Oil, Simmondsia Chinensis (Jojoba) Seed Oil, Curcuma Longa (Turmeric) Root Extract, Saccharomyces Ferment, Polyglyceryl-4 Olivate/Polyglyceryl-4 Polyricinoleate, Triethoxycaprylylsilane, Coco-Caprylate/Caprate, Glycine Soja (Soybean) Oil, Polyhydroxystearic Acid, Triethyl Citrate, Lauroyl Lysine, Bis(Cyano Butylacetate) Anthracenediylidene, Polyglyceryl-3 Diisostearate, Oryza Sativa (Rice) Germ Extract, Oryza Sativa (Rice) Extract, Caprylic/Capric Triglyceride, Camellia Sinensis (Green Tea) Leaf Extract, Vanilla Planifolia Fruit Extract, Linalyl Acetate, Fucus Vesiculosus Extract, Salvia Officinalis (Sage) Flower/Leaf/Stem Extract, Rosmarinus Officinalis (Rosemary) Leaf Extract, Lavandula Angustifolia (Lavender) Flower/Leaf/Stem Extract, Salvia Triloba Leaf Extract, Jasminum Officinale (Jasmine) Flower/Leaf Extract, Rosa Damascena (Rose) Flower Extract, Linalool.
The care behind your order
From our boutique.
To your door.
A few helpful details, before your next delivery.
Track your order01 · Across Canada
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Collect in Edmonton.
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Here after checkout, too.
Request an eligible return within 30 days. Items must be unopened, unused and in their original packaging. Final-sale exclusions apply.
Returns & order support
Zinc Oxide 17.3%
A transparent mineral sunscreen filter that provides broad-spectrum UVA/UVB protection.
Oryza Sativa (Rice) Bran Cera
An antioxidant-rich rice bran wax that helps calm and protect the skin.
Camellia Sinensis (Green Tea) Leaf Extract
An antioxidant that helps defend the skin against environmental stress.
Curcuma Longa (Turmeric) Root Extract
A botanical antioxidant that supports the formula's defence against oxidative stress.
BLUE OLÉOACTIF®
A botanical ingredient that helps defend the skin against blue light and digital pollution.
Curious about your ingredients?
Explore La Matière
Expert guidance. A considered routine.
Your skin.
Our attention.
Beautiful formulas are only part of the story. Knowing what belongs in your routine makes all the difference.
Talk through your skin, the products you already use and the questions on your mind with one of our facialists.
Book a consultation Just a product question? Ask us.Personal guidance, in Edmonton or online.
The care behind your care
A place in your routine.
A team in your corner.
From your first question to your next replenishment, there’s a real person here to help.
01 Make sense of what you already use
You don’t need to start over. Bring us your current routine and we’ll help you understand where a new formula fits.
Ask our team02 Get to know your skin
Take our skin questionnaire for a thoughtful starting point, then speak with us if you’d like to explore your recommendations.
Find your starting point03 Keep the conversation going
A question about how to use it? Unsure about your next step? You’re welcome to come back to our team for guidance.
We’re here to helpFrom our Edmonton boutique
Explore Circadia.
Find your place to begin.
Discover Circadia Circa-Shield Mineral Sunscreen SPF 30 at Loshen & Crem, a skin-health boutique and facial studio in Edmonton, Alberta. Explore the Circadia collection online across Canada, or speak with our facialists about how this formula fits into the products you already use.
Care, to keep.
Your ritual, beautifully noted.
The guidance you’ll want when you get home: how to use it, what to expect and when to check in. Your reminder, with your team still in reach.