Herbal supplements have become increasingly popular as people look for natural ways to support their health – from boosting energy and mood to aiding sleep or digestion. But while “natural” often sounds harmless, it’s important to remember that herbs can still have powerful effects on the body – and sometimes, they can interact with prescription medication.
So, how do you know what’s safe?
What Are Herbal Supplements?
Herbal supplements are products made from plants or plant extracts that are used to promote wellbeing. They can come in many forms, whether that’s capsules, powders, teas, or tinctures, and may contain a single herb (like ginseng or turmeric) or a blend of several.
While many people experience real benefits from herbal supplements, they’re not risk-free. Some herbs can alter the way the body processes prescription medicines, either making them less effective or increasing the risk of side effects.
Always Check with a Healthcare Professional
If you take any prescription medication, even something common like the contraceptive pill, blood pressure tablets, or antidepressants, it’s important to speak with your doctor or pharmacist before adding any herbal products. They can help you identify possible interactions and guide you toward options that are safe for you.
It’s also worth remembering:
- Not all herbal medicines are regulated. Remedies made outside the UK or those specially prepared for individuals may not be subject to the same quality standards.
- Always read and follow instructions carefully.
- Buy only from trusted, reputable suppliers – fake or unregulated supplements (especially online) can contain incorrect ingredients or dosages.
Who Should Be Extra Cautious?
Taking herbal supplements may not be suitable for everyone. If you fall into one of these groups, make sure you get professional advice first:
- People taking other medications, including hormonal contraceptives
- Anyone with serious health conditions (like liver or kidney disease)
- People preparing for surgery
- Pregnant or breastfeeding women
- The elderly
- Children – as with any medicine, herbal products should always be kept out of reach
Even if you’re generally healthy, it’s still wise to monitor how your body responds. Herbal products can offer real benefits, but occasionally, people may experience unexpected reactions – such as rashes, headaches, digestive discomfort, or changes in mood or sleep.
If this happens, stop taking the supplement immediately and contact your doctor or pharmacist for advice. If the reaction feels severe or involves breathing difficulties, swelling, or dizziness, seek medical attention straight away.
Choose Quality You Can Trust
When chosen carefully and used correctly, herbal supplements can be a safe, effective way to support overall wellbeing. The key is informed, responsible use and choosing products developed with expertise and care.
At Lewtress, all formulas are practitioner-developed, made using high-quality, regulated ingredients to ensure purity, safety, and effectiveness. Shop the collection today and discover nature’s power, backed by science and crafted with care.

















