Hops (Humulus lupulus): Benefits, Uses, and Contraindications

Hops are a plant with an interesting past and surprising therapeutic potential, much more complex than its simple role in beer making. Known by the scientific name Humulus lupulus, this perennial climber has been used throughout time not only for the distinctive aroma it gives to beverages but also for the benefits it can bring to health.

What truly makes hops special are its active compounds. It has natural sedative effects, often being used in teas or supplements for more peaceful sleep. Furthermore, it has anti-inflammatory and antioxidant properties that can support the immune system and contribute to reducing oxidative stress in the body. How can hops be used, in what forms is it administered, and what do you need to know before introducing it into your routine? You will find all this information below, in a complete guide about a plant that combines tradition with nature and balance.

What is the hop plant and how many types of hops for beer are there?

Hops are a perennial, climbing plant from the Cannabaceae family, particularly appreciated in the beer industry. Its geographical origins are in the temperate zones of Europe, Western Asia, and North America, having been cultivated and used for centuries due to its special properties. Speaking of Cannabaceae, did you know that this family also includes cannabis? Although hops do not have the psychoactive effects of cannabis, both plants share certain botanical characteristics and chemical compounds.

Botanically speaking, hops have long stems that can reach 6-9 meters, palmate lobed leaves with serrated margins, and a dioecious structure – meaning there are separate male and female plants. The female cones are the most valuable, being rich in active compounds such as bitter acids, essential oils, and resins.

In the beer industry, several types of hops are encountered, each with unique properties:

1. Bittering hops: These are rich in alpha-acids and provide the bitter taste specific to beer. Varieties include Magnum, Columbus, and Nugget.
2. Aromatic hops: These contain essential oils that impart distinct aromas and scents. Popular varieties include Saaz, Hallertau Mittelfrüh, and Cascade.
3. Dual-purpose hops: These combine bittering and aroma properties, such as Northern Brewer and Centennial.

Health benefits of hops

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Although hops are best known as an essential ingredient in beer production, this plant also plays an important role in traditional medicine and phytotherapy. Modern studies have confirmed that hops can offer a range of health benefits due to the active compounds in its composition. Here are the main properties and in which situations it can be recommended:

Sedative effect and sleep support

One of the best-known uses of hops is in treating sleep disorders and states of agitation. Bitter acids, particularly humulone and lupulone, act on the brain’s GABA system, contributing to relaxation and inducing a general state of calm. Hops are often used in teas, tinctures, or supplements for insomnia, especially in combination with other plants like valerian. For example, Sleep Help 200 ml is a natural formula containing hop extract that can be used to support restful sleep. Studies show that hops can reduce the time it takes to fall asleep, improve sleep duration, and reduce nighttime awakenings.

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Anti-inflammatory and antioxidant properties

Hops contain flavonoids such as xanthohumol and quercetin, known for their antioxidant and anti-inflammatory effects. These compounds help combat oxidative stress and can reduce the risk of chronic diseases, including cardiovascular conditions and certain types of cancer. They may also play a beneficial role in managing chronic inflammation, such as arthritis or gout.

Benefits for women’s health

Due to their content of phytoestrogens – plant compounds that mimic the effects of estrogen – hops are often recommended for women experiencing menopausal symptoms. They can help reduce hot flashes, night sweats, and irritability. Additionally, they have the potential to support bone health and prevent bone density loss after menopause. They can also be useful in cases of premenstrual discomfort.

Digestive system support

The bitter acids in hops stimulate bile secretion and contribute to more efficient digestion, especially of fats. At the same time, they have a mild antibacterial action that can be beneficial in maintaining the balance of intestinal flora. In some cases, hops are used as an adjunct in alleviating symptoms associated with Irritable Bowel Syndrome or in cases of slow digestion.

While the benefits of hops are promising, it’s important to know that their use for therapeutic purposes should be done with care. There may be contraindications, especially if you are undergoing medical treatment or have chronic conditions. Therefore, it is advisable to consult a doctor or phytotherapist before incorporating hops into your daily routine.

Traditional and modern uses of wild hops, its flowers and cones

Hops are a plant with multiple uses that go far beyond the boundaries of the beer industry. Due to its rich active compound composition, it is now valued not only in beverage production but also in gastronomy, cosmetics, and phytotherapy. Its versatility makes it useful in both traditional recipes and modern products for care and health:

1. Use in the beer industry

Hops play an essential role in beer making, serving several important functions:

• It acts as a natural preservative, thanks to its antibacterial properties.
• It balances the final taste of beer, counteracting the sweetness of malt.
• It imparts specific aromatic notes through modern methods such as dry hopping, which involves adding hops after the boiling stage for extra flavor.

2. Creative culinary applications

In the kitchen, hops are gaining increasing value in innovative recipes. They are used for:

• Infusing flavored oils or vinegars, which can accompany salads or cooked dishes.
• Adding to desserts and doughs, providing an interesting bitter-aromatic note.
• Marinating meats, helping to tenderize them and intensify their flavor.

3. In cosmetics and personal care

Due to their content of antioxidants and antimicrobial agents, hops are used in:

• Shampoos and conditioners for strengthening hair and soothing the scalp.
• Anti-aging creams and serums, due to their regenerative effect.
• Products for oily or acne-prone skin, possessing purifying and calming action.

4. Use for medicinal purposes

Hops have a long tradition in folk medicine, being used for:

• Alleviating states of nervousness and anxiety.
• Inducing more restful sleep and reducing insomnia.
• Soothing menstrual pain and supporting digestion.

Currently, it is found in numerous natural products:

• Standardized extracts, recommended for reducing menopausal symptoms.
• Combinations with valerian or other sedative plants, used in sleep supplements.
• Topical forms, such as ointments or creams for minor skin conditions.

How is hops administered?: tea, tincture, capsules, and other forms

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Now that you know how beneficial hops can be for health, it’s natural to wonder how you can integrate it into your daily routine. Fortunately, there are several forms of administration, each with specific advantages. Here are some of the most common and accessible ways to use hops:

• Hop tea is one of the simplest and most natural methods of consumption.
  – Preparation: dried hop cones are infused in hot water (approximately 250 ml) for 5–10 minutes. 1–2 teaspoons per cup are recommended, depending on how concentrated you want the beverage.
  – Administration: it can be consumed once or twice a day, preferably in the evening, due to its calming effect.
  – Benefits: helps reduce anxiety and can contribute to more restful sleep.
• Hop tincture is a concentrated and effective option, ideal for daily use.
  – Preparation: obtained by macerating hop cones in alcohol (40–50%) for 2–3 weeks.
  – Recommended dosage: 20–30 drops, 2–3 times a day, diluted in a glass of water or tea.
  – Advantages: it has rapid absorption and a lasting effect. It is easy to use and suitable for those who prefer a liquid form of administration.
• Capsules or tablets with hop extract are a practical option, easy to integrate into a daily routine.
  – Administration: according to the instructions on the packaging or the doctor’s recommendations. Usually, 1–2 capsules are taken 2–3 times a day.
  – Benefits: precise dosage, no bitter taste, ideal for those who prefer modern, standardized solutions.

• Other forms of use
  For those who want to explore alternative or complementary methods:
  • Hop essential oil – used in aromatherapy for relaxation and stress reduction.
  • Pillows with dried hops – can be placed near the bed or under the pillow for more restful sleep.
  • Baths with hop infusion – ideal for muscle relaxation and calming the nervous system.

Contraindications and side effects of hops + How safe is hop tea?

Like any plant with pharmacological action, hops can have undesirable effects in certain situations, and its administration must be adapted to the needs and health status of each person:

1. Important contraindications

There are cases where hops are not recommended at all. During pregnancy and breastfeeding, consumption should be avoided due to the phytoestrogen content, which can influence hormonal balance. Also, individuals with a history of hormone-sensitive conditions, such as certain types of cancer (breast, ovarian, endometrial), should avoid using hops. In cases of severe depression, its sedative effect could exacerbate lethargy or apathy. Lastly, in the context of scheduled surgery, it is advisable to stop use at least two weeks prior to avoid potential interactions with anesthetics or other medications.

2. Possible side effects

Although generally well-tolerated, hops consumption can occasionally lead to side effects. These may include increased drowsiness, allergic reactions (such as itching or skin rashes), menstrual irregularities, and a temporary drop in blood pressure. These reactions can occur especially with high doses or long-term use.

3. Drug interactions

Hops can interact with certain treatments. In particular, it should be avoided in combination with sedatives, anxiolytics, or other medications affecting the central nervous system, as it can potentiate their effects. It can also interfere with anticoagulant medications or hormone therapies, including estrogen replacement treatments.

4. Hop tea consumption – when is it safe

Hop tea, consumed occasionally and in moderate amounts (1–2 cups per day), is generally considered safe for healthy adults. However, it is important not to consume it before driving or undertaking activities that require concentration, due to its relaxing effect. Upon first use, it is advisable to observe the body’s reactions carefully – especially in more sensitive individuals or those undergoing medical treatments.

In essence, hops prove to be a valuable natural resource with diverse applications and potential health benefits. From its established use in the beer industry to its therapeutic properties, hops offer us a wide range of possibilities. However, it is crucial to approach its use responsibly and be aware of contraindications and potential side effects. Consultation with a specialist is always recommended before starting any form of hop therapy, to ensure it is suitable for our individual needs and condition. Thus, we can safely and effectively benefit from its advantages by wisely integrating it into our lifestyle.

References:

• Zanoli, P.,кійний, S., & Baraldi, M. (2005). Valerian root extract (V) and hop strobile extract (H) promote GABA-dependent sleeping through potent synergistic action. Planta medica, 71(06), 534-538.;
• Ernst, E. (2007). The efficacy of complementary medicine in menopause: a systematic review. Annals of the New York Academy of Sciences, 1101(1), 337-348;
• Bolling, B. W., Costello, R. B., et al. (2018). The hop-derived prenylflavonoid isoxanthohumol alters estrogen metabolism and reduces hepatic inflammation in overweight postmenopausal women. Journal of Clinical Endocrinology & Metabolism, 104(2), 499-510.