FAQs

Our formulations are based on traditional herbal knowledge combined with modern quality standards. We use whole-plant extracts rather than isolated active compounds, supporting a more balanced herbal profile. Our products are developed in New Zealand with a focus on quality, traceability, and traditional herbal practice.

We use whole-plant extracts rather than isolated active compounds, supporting a more balanced herbal profile.

Our products are developed in New Zealand with a focus on quality, traceability, and traditional herbal practice.

We prioritise high-quality, naturally derived ingredients, including herbal extracts, vitamins, and minerals selected to support wellbeing.

Our products are made in a GMP-certified facility and follow strict quality and safety standards. Always use as directed and consult a healthcare professional if needed.

Start with your main wellbeing goal. Each product supports a specific need. You can explore product pages or contact our team for guidance.

Yes, many products can be used together. We recommend focusing on a few key goals at a time.

This varies by individual and product. Some people notice changes quickly, while others see results build over time with consistent use.

A therapeutic dose refers to the amount of an ingredient used to meaningfully support the body, based on traditional use and modern formulation practices. Many products on the market contain very small amounts of active ingredients, which may not deliver noticeable support. We focus on formulating at levels that align with established herbal practice, so our products can be used confidently as part of a daily wellness routine.

Our products are made in New Zealand in a GMP-certified facility using globally sourced ingredients that meet strict quality standards.

We use trusted suppliers, follow strict manufacturing processes, and test products to ensure quality and consistency. Our active ingredients are tested for authenticity and purity as well as potency.

The tonics are very traditional formulations based on Malcolm Harker's experience and expertise. Our Be Well Syrups and Daily Dose capsule range have been developed using a blend of modern scientific evidence along with traditional knowledge. Taste wise, our tonics are more herbal and liquid, syrups are thicker and sweeter. Daily Dose capsules are convenient and taste-free and our GutBiome powders are flexible and easy to mix.

We carefully design our formulations to include meaningful levels of key ingredients, rather than just small amounts for label presence. This approach is guided by traditional herbal knowledge, product purpose, and quality considerations. Every formulation is balanced to support consistency, usability, and overall product integrity.

Yes. If you’re not sure which product is right for you, email us at hello@harkerherbals.com and our qualified naturopaths can help guide you to the most suitable option for your needs.

Not usually. Because our products are made with natural ingredients, there can be seasonal variation that changes the flavour slightly from batch to batch. This is a normal part of genuine natural products.

We source from trusted suppliers from around the world who meet strict quality standards.

Common allergens are clearly listed on product label and page.

We prioritise natural or nature-identical preservatives where appropriate.

Some of our products contain naturally occurring sugars from herbal extracts or added ingredients such as glycerine or natural sweeteners. The amount varies by product, so please check the label or product page for specific information.

The majority of our products use only plant-sourced and mineral ingredients. The main exception is our Skin, Hair & Nails capsules, which contain KeraGEN-IV™, a premium ingredient derived from sheep’s wool.

Shelf life varies by product and is listed on packaging.

We do not use any synthetic ingredients - all ingredients are from a natural source - some may have been processed into different forms but are still from a natural source.

Yes, ingredients are tested to ensure quality, purity and consistency.

Store in a cool, dry place away from direct sunlight. Always read the label for storage directions.

We prioritise high-quality ingredients sourced from trusted suppliers who meet strict standards for identity, purity, and consistency. Each ingredient is selected based on its suitability for the formulation, with a focus on its synergy with the other active ingredients, whilst maintaining integrity from sourcing through to finished product.

Our herbal ingredients are sourced from established growers and suppliers with expertise in botanical materials. We consider factors such as origin, growing conditions, efficacy, purity, and processing methods to help ensure the quality and consistency of each ingredient used in our formulations.

Yes, ingredients are assessed to confirm they meet quality and safety standards before being used in production. This helps ensure consistency across batches and supports the overall quality of the finished product.

Yes, products are manufactured in facilities operating to Good manufacturing Practice (GMP)

A GMP facility is a production environment designed and operated to meet strict "Good Manufacturing Practice" standards, ensuring products like pharmaceuticals, medical devices, and food are consistently produced and controlled for quality, safety, and efficacy. It uses validated processes, controlled environments, and rigorous documentation.

We combine carefully selected raw materials with strict quality controls, including supplier verification, ingredient testing, and controlled manufacturing processes.

Yes, Harker Herbals products undergo testing as part of our quality assurance programme, including raw material verification and finished product checks where appropriate.

We use controlled manufacturing processes to maintain batch-to-batch consistency, including carefully selected raw materials and quality checks throughout production.

Yes, all products are tested to meet safety and quality standards.

We follow recognised manufacturing and quality standards, such as GMP.

We work with reputable suppliers who meet strict quality requirements. All of our suppliers are validated via an internal screening process.

Yes, we maintain traceability across our supply chain.

While not all products carry third-party certification, our manufacturing follows recognised industry standards such as GMP

Through sourcing, testing, and controlled manufacturing processes.

We follow controlled manufacturing processes to maintain batch-to-batch quality. This includes careful sourcing, standardised formulations, and quality checks throughout production.

The quality of the final product starts with the quality of the ingredients. Variations in sourcing, handling, and processing can impact consistency. By working with trusted suppliers and maintaining strict quality standards, we aim to deliver reliable products that customers can trust.

All of our products are made in New Zealand. Our liquid products are primarily made at our Hastings facility, with other formats are produced by approved New Zealand Manufacturers.

Our products are made to high quality and safety standards. Always use as directed on the label.

Yes, most products are suitable for daily use when taken as directed.

Many products can be used together. Always use the label and use as directed. If symptoms persist, see your healthcare professional.

If you are pregnant, breastfeeding, or have a medical condition, check the label and consult a healthcare professional before use. Always read the label and use only as directed. If taking prescribed medication, consult your health professional before taking our product. If symptoms persist, seek professional medical advice.

Always read the label and use only as directed. If taking prescribed medication, consult your health professional before taking our products. Some herbs and ingredients can interact with different medications and affect how they work. In particular, some herbs in our tonics and syrups may not be suitable alongside blood-thinning medication.

Simply continue with your next scheduled dose. Do not exceed recommended amounts.

This depends on the product. Refer to label and always use as directed.

Our products are generally well tolerated when used as directed. Discontinue use if you experience discomfort. If you are unsure, see your healthcare professional

Follow the directions on the label for dosage and timing. Always use as directed.

Many products are designed for ongoing use as part of a wellness routine. Always read the label and use as directed.

Not usually. Because our products are made with natural ingredients, there can be seasonal variation that changes the flavour slightly from batch to batch. This is a normal part of genuine natural products.

Ideally, you should receive your order within 2–4 working days. International shipping can take longer, 5-10 working days.

Shipping is calculated at the checkout.

Yes, tracking details are provided once your order is dispatched.

We don’t accept returns for products purchased through a third party. Please contact the retailer you bought from and they will be able to help you directly.

Once your order has been submitted, we can’t cancel or amend it. However, you may be able to return the product in line with our Shipping & Returns policy.

If you have any concerns about your product, please email hello@harkerherbals.com. Our team may ask you to return the product for further investigation and, if the product is found to be faulty, provide a refund or replacement. Please refer to our Shipping & Returns policy for full terms and conditions.

No, you can checkout as a guest or create an account.

Enter your discount code at checkout before completing your purchase. Once your order has been submitted, we can’t cancel or amend it, including to add a forgotten discount code. Discount codes also do not apply to bundle offers or already discounted items.

Yes, international shipping is available to selected regions.

You can contact us at hello@harkerherbals.com for order support or general questions.