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Our team drafts a 100% personalised, legally compliant cancellation letter.
Sent by registered mail with acknowledgement to Diet Doctor. Nothing else for you to do.
Our letters follow consumer law and GDPR.
Your letter is sent within 24 business hours.
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Full refund if Diet Doctor refuses your cancellation.
Diet Doctor is a subscription-based digital health service that delivers low-carbohydrate and ketogenic diet resources, meal plans, recipes, and educational articles to your device via web or mobile app. You access the platform on iOS, Android, or through their website after payment, and your membership auto-renews on a fixed cycle unless you actively cancel.
Cancelling Diet Doctor stops future charges and prevents unwanted deductions from your bank account or payment method. Yafee has helped thousands of New Zealand consumers navigate subscription cancellations with clarity and confidence. This guide grounds your cancellation rights in New Zealand consumer law, then walks you through every step to exit your subscription without friction.
You may decide to cancel if your dietary goals have shifted, you prefer an alternative service, the content no longer aligns with your needs, or you simply want to reduce monthly expenditure. Cancelling promptly-ideally before your next renewal date-ensures no unauthorised charges appear on your statement and restores your spending control.
The Consumer Guarantees Act 1993 (CGA) and the Fair Trading Act 1986 (FTA) protect you when you purchase digital services in New Zealand. These laws guarantee that services must be of acceptable quality, fit for purpose, and supplied with honest information about cancellation terms. If Diet Doctor fails to disclose cancellation procedures clearly or makes cancellation deliberately difficult, the Commerce Commission (New Zealand's consumer watchdog) can investigate.
Your legal position is strong: you have the right to cancel any subscription, and the company must process your cancellation without delay or penalty. Furthermore, if you cancel before your renewal date, you should not be charged again-and if you are, you can dispute the transaction with your bank or payment provider under the Payment Card Industry rules.
Diet Doctor offers multiple subscription tiers with varying costs depending on your billing frequency and platform.
| Plan type | Billing frequency | Approximate NZD cost | Best suited for |
|---|---|---|---|
| Monthly membership | Monthly auto-renewal | $12-15 NZD per month | Short-term users or trial period |
| Annual membership | Yearly auto-renewal | $99-120 NZD per year | Long-term commitment with savings |
| Lifetime access | One-time purchase | $499+ NZD (one-off) | Permanent subscribers seeking no ongoing fees |
Prices vary by region, platform, and active promotions. Always confirm the exact charge displayed during sign-up before you commit. If you subscribed through the Apple App Store or Google Play, your renewal cost may differ from the website price due to platform fees.
Your subscription renews automatically on the anniversary of your sign-up date each billing cycle. A monthly plan renews every 30 days; an annual plan renews 12 months later. To prevent unexpected charges, identify your renewal date immediately-you can find this in your account settings, email receipts, or bank statements. Mark this date in your calendar and cancel at least 2-3 days before renewal to ensure the cancellation processes in time. Yafee recommends checking your renewal date as your first action if you are considering cancellation.
If you created your Diet Doctor account directly on their website using email, credit card, or PayPal, you cancel through your account dashboard in minutes.
Visit the Diet Doctor website (dietdoctor.com) and enter your email address and password in the login form. If you have forgotten your password, click "Forgot password?" and follow the reset instructions sent to your email inbox. Once logged in, you will see your account dashboard with menu options.
Click the cancellation or "Cancel membership" button. Diet Doctor may display a brief survey asking why you are leaving; this feedback is optional. The company may also present a retention offer-a discount, extended trial, or feature upgrade-designed to keep you subscribed. You are under no obligation to accept this offer. Review it, then proceed with cancellation if you wish to exit.
A confirmation screen will appear asking you to confirm the cancellation. Review the message to confirm your access end date, then click "Confirm" or "Yes, cancel my membership". You will receive an immediate on-screen confirmation and a cancellation confirmation email within minutes. Save this email as proof of cancellation for your records.
After cancellation, you retain full access to Diet Doctor until the end of your current paid billing period. If you cancel mid-month on a monthly plan, or mid-year on an annual plan, you still have access for the remainder of that paid period. No refund is issued for unused time in most cases, but you will not be charged again after your current period expires.
If you signed up through the Apple App Store on an iPhone or iPad, you must cancel your subscription through Apple's App Store settings, not the Diet Doctor website.
Tap the App Store icon on your home screen. At the bottom of the screen, you will see the "Today" tab selected by default. Tap the account icon (your profile picture or initials) in the top right corner to access your account menu.
Tap the "Cancel Subscription" button. Apple will ask you to confirm by tapping "Confirm" or selecting "Stop the subscription". Your cancellation takes effect immediately, and you will receive an email confirmation from Apple. You retain access to Diet Doctor until your current billing period ends.
Android users who signed up through Google Play must cancel via the Google Play app or web store, not through Diet Doctor directly.
On your phone, open the Google Play Store app. Alternatively, go to play.google.com in your web browser and sign in with your Google account. Both methods work equally well; the web store is often simpler on desktop or tablet.
Find Diet Doctor in your subscriptions list and tap or click on it. Review your renewal date and current plan, then tap or click "Cancel subscription". Google Play will ask you to confirm by selecting "Yes, cancel". Your cancellation processes immediately, and you will receive an email confirmation. Access continues until your current billing period concludes.
Cancelling stops all future charges while preserving your access during the remainder of your paid period.
Once you cancel, you retain full membership benefits until your current billing cycle expires. If you cancel on day 10 of a 30-day monthly plan, you have access for the remaining 20 days. After your paid period ends, the Diet Doctor app and website will restrict your access to free content only; premium articles, meal plans, and tracking tools will no longer be available.
Diet Doctor does not issue refunds for unused time in the current billing period. This is standard practice for subscription services and is disclosed in their terms of service. However, if you believe you have been charged after cancellation, or if your cancellation did not process, contact Diet Doctor's support team immediately at their website contact form or email support address.
If Diet Doctor refuses to refund an unauthorised charge, you have the right under New Zealand law to dispute the transaction with your bank or payment provider. Contact your bank, PayPal, or credit card company and file a chargeback or dispute claim. Provide your cancellation confirmation email as evidence. Your bank can reverse the charge within 120 days in most cases. Yafee advises keeping all cancellation confirmations and transaction receipts for at least six months.
You can resubscribe to Diet Doctor at any time using the same email address. Pricing and available plans at the time of reactivation may differ from your original subscription. Log in to the Diet Doctor website or app, navigate to the membership section, and select a new plan. Your data and progress may or may not be retained depending on how long your account has been inactive; contact support to confirm.
Most cancellation problems are avoidable with a systematic approach. The following errors occur frequently, but you can sidestep them with clear steps.
Deleting the Diet Doctor app from your phone does not cancel your subscription. The app is simply software; your subscription continues to auto-renew at your payment provider. You must cancel through your account settings (web), Apple App Store (iOS), or Google Play (Android). After cancellation, deleting the app is optional and does not affect your cancellation status.
If you cancel after your renewal date, you have already paid for the next billing cycle and will not receive a refund. Set a phone reminder 3 days before your renewal date. Check your calendar regularly. Yafee recommends creating a recurring annual calendar alert so you never miss a renewal date for any subscription.
Always save your cancellation confirmation email. If a charge appears after cancellation and Diet Doctor claims you never cancelled, your confirmation email is proof. Some users cancel verbally or assume the process is complete without receiving written confirmation; this creates disputes. Take a screenshot or forward the confirmation email to yourself as a backup.
If you signed up via Apple App Store, cancelling on the Diet Doctor website will not work. You must cancel through Apple. Similarly, Google Play subscriptions require cancellation via Google Play. Consequently, many users believe they have cancelled when they have only cancelled the wrong account link, and charges continue. Double-check which platform you used to sign up before cancelling.
If you encounter difficulties cancelling, or if charges continue after cancellation, contact Diet Doctor's support team directly.
Diet Doctor maintains a contact form on their website, typically found in the "Help" or "Support" section. You can also look for an email support address (usually [email protected] or similar) in your account settings or previous emails from the company. Response times vary; most support teams reply within 24-48 hours on business days.
Diet Doctor does not maintain a dedicated New Zealand postal address for cancellations. If you require written cancellation documentation, you may send a cancellation letter to their headquarters address in Sweden. However, this method is slow and unnecessary in most cases. Yafee recommends using the website or app cancellation method first, as it provides immediate confirmation. Only resort to postal cancellation if the website method fails and support does not respond within 5 business days.
If you choose to send a postal cancellation, address your letter to:
Diet Doctor
Sveavägen 167
113 46 Stockholm
Sweden
Include your email address, full name, subscription plan, and renewal date. Send the letter via registered post or courier so you have proof of delivery. Allow 2-3 weeks for processing time when posting internationally.
You are protected by strong consumer laws when cancelling any subscription service purchased in New Zealand.
The Consumer Guarantees Act guarantees that all services supplied to you must be of acceptable quality, fit for purpose, safe, and supplied with honest information. If Diet Doctor fails to provide clear cancellation instructions, deliberately obstructs your cancellation, or continues charging after you have cancelled, this violates the CGA. You can lodge a complaint with the Commerce Commission, which investigates alleged breaches and can take enforcement action.
The Fair Trading Act prohibits misleading or deceptive conduct. If Diet Doctor hides cancellation procedures, falsely claims refunds are unavailable, or uses aggressive retention tactics that mislead you, this is a breach of the FTA. Consequently, you have grounds to dispute charges and recover losses through the Commerce Commission or your bank.
If a charge appears on your bank account or credit card after cancellation, and Diet Doctor cannot explain it, you can file a dispute with your bank. Your bank has a legal obligation under the Payment Card Industry rules to investigate within 120 days. Provide your cancellation confirmation email as evidence. Your bank can reverse the charge and refund you in full if the evidence supports your claim. In accordance with New Zealand consumer law, the burden is on Diet Doctor to prove the charge was authorised and correct.
If Diet Doctor refuses to process your cancellation, continues charging you after cancellation, or fails to respond to support requests within 10 business days, you can lodge a formal complaint with the Commerce Commission (comcom.govt.nz). The Commission investigates consumer complaints free of charge and can compel companies to refund you or cease unfair practices. Nevertheless, most cancellation disputes are resolved faster through your bank's dispute process or direct negotiation with Diet Doctor support.
Weighing the benefits against the cost helps you make a confident decision.
| Factor | Keep Diet Doctor | Cancel Diet Doctor |
|---|---|---|
| Cost tolerance | You use the service regularly and the fee is affordable | Monthly cost is too high for your budget |
| Content relevance | Meal plans and articles align with your dietary goals | Content no longer matches your dietary approach or needs |
| Engagement level | You actively use tracking tools and read premium articles | You rarely log in or use the app; engagement has dropped |
| Best decision | Retain if: using 3+ times per week and satisfied | Cancel if: using less than 1 time per week |
If you are uncertain, you can always cancel now and resubscribe later. Your data may or may not be retained depending on Diet Doctor's retention policy; contact support to confirm before cancelling if data preservation is important to you.
Use this checklist to ensure your cancellation is complete and dispute-free.
Subscription cancellations often feel opaque and frustrating. Companies hide cancellation paths, create lengthy waits, and hope users abandon the process. Yafee exists to strip away this friction and ground your cancellation in clear legal rights and actionable steps. Whether you are cancelling Diet Doctor, a fitness app, or any other subscription, Yafee has helped thousands of New Zealand consumers take back control of their spending and data. Our guides combine New Zealand consumer law, platform-specific procedures, and dispute resolution routes so you cancel with confidence and evidence.
Start your cancellation today using the step-by-step instructions above. Save your confirmation email, monitor your bank account, and escalate to your bank or the Commerce Commission if Diet Doctor continues charging you after cancellation. Yafee is here to ensure you understand your rights and execute your cancellation without confusion.
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