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shop now →Have a question about your order, subscription, or the science behind day–guard? Fill out the form or email us at info@dayguard.com — we reply within one business day.
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Product
Take one stick before your first drink. For longer nights, take another every 3–5 drinks. The jelly format means no water needed — just tear, squeeze, and you're set.
One stick covers a typical night out. For heavier nights, take one before drinking and one more midway through. Each pack contains 10 sticks — enough for 10 nights.
Yes. day–guard contains all-natural ingredients that are safe for most people. If you have a specific medical condition or take prescription medications, consult your doctor first.
day–guard currently comes in Mango, Peach, and Apple flavors. All three deliver the same clinical formula — choose your favorite or try all three.
Subscription
Subscribe and save 19% on every order. Your pack ships on your chosen cadence (every 4 or 8 weeks) — skip, pause, or cancel anytime from your account dashboard with no fees or penalties.
Absolutely. Cancel anytime before your next billing date with no questions asked. Log in to your account or email us and we'll handle it immediately.
Yes — you can switch between 4-week and 8-week delivery intervals anytime from your account dashboard, or by emailing us at info@dayguard.com.
Shipping & Orders
Orders ship within 1–2 business days. US shipping is always free on subscriptions. You'll receive a tracking confirmation email as soon as your order leaves our warehouse.
We offer a 90-day money back guarantee. If you're not satisfied for any reason, email us at info@dayguard.com and we'll issue a full refund — no questions asked.
Science
DHM (Dihydromyricetin) is a flavonoid extracted from the Oriental Raisin Tree, used in traditional Korean medicine for centuries. It's backed by 167+ clinical studies showing it accelerates alcohol metabolism, reduces acetaldehyde buildup, and supports liver enzyme function.
day–guard was formulated by Dr. Steven Oh, MD at Brown University, in partnership with a leading Korean pharmaceutical company with 60+ years of expertise. Every ingredient was selected for clinically supported efficacy.
Yes. day–guard is vegan, gluten-free, and free from common allergens. The full ingredient list is printed on every pack and available on our product page.