Dates and Wellbeing: a Healthier Mind and Body

This article is general information, not medical advice. If you are pregnant, have diabetes or another health condition, or take regular medication, talk to your doctor before changing your diet.

Introduction to dates and wellbeing

Wellbeing covers how we feel in body and mind, and what we eat is part of it. Dates are sweet, filling and easy to carry, and the link between dates and wellbeing has historical, nutritional and cultural roots.

Dates (Phoenix dactylifera) are among the oldest cultivated fruits. They come from the Middle East, where people have eaten them for thousands of years as everyday food, at religious occasions and in traditional remedies.

Modern nutrition research backs up part of that tradition. Dates are a real source of fibre and potassium. Many other claims made for them, about mood, sleep, hormones or the brain, rest on animal studies or have not been tested at all.

Below we go through the claims you will commonly read about dates and wellbeing, one by one, with what the evidence says.

What is in dates

Wellbeing begins with nourishment, and the body needs vitamins, minerals and fibre from a varied diet. Dates supply some of these, mainly fibre and potassium, along with a lot of sugar.

Per 100 g, USDA FoodData Central lists Medjool dates at 277 kcal and Deglet Noor dates at 282 kcal, with 66.5 g and 63.4 g of sugar and 6.7 g and 8 g of fibre. Medjool sugar is almost all glucose and fructose. Deglet Noor also has about 24 g of sucrose. One pitted Medjool date weighs about 24 g.

Per 100 g, the same USDA data lists these minerals and vitamins (roles from the NHS):

• Potassium, 656 to 696 mg. It helps control the balance of fluids in the body and helps the heart muscle work properly. Adults need 3,500 mg a day (NHS).
• Magnesium, 43 to 54 mg. It helps turn the food we eat into energy (NHS).
• Iron, about 1 mg. Iron is needed to make red blood cells, which carry oxygen, and a lack of it can lead to iron deficiency anaemia. Women aged 19 to 49 need 14.8 mg a day and men 8.7 mg, so dates are a small source (NHS).
• Vitamin B6, 0.17 to 0.25 mg. It helps the body use and store energy from protein and carbohydrates and form haemoglobin. Adults need about 1.2 to 1.4 mg a day (NHS).
• Calcium, 39 to 64 mg, and phosphorus, 62 mg. Calcium helps build bones and keep teeth healthy, but adults need 700 mg a day, so dates add only a little (NHS).
• Copper, 0.21 to 0.36 mg, and manganese, 0.26 to 0.30 mg. Copper helps produce red and white blood cells. Manganese helps make and activate some of the body’s enzymes (NHS).

Dates also contain phenolic compounds. An Israeli lab found mainly ferulic and coumaric acid derivatives in Medjool and Hallawi dates, and both varieties showed antioxidant activity in the test tube (Rock et al., 2009). A test-tube result does not prove an effect in the body. The human part of that study is under heart health below.

Energy and blood sugar

Most of the calories in dates come from sugar, so a few dates make a quick, portable snack.

What sets dates apart from sweets is the fibre that comes with the sugar. In a UAE study, five date varieties had a low glycaemic index, about 46 to 55, in 13 healthy volunteers. Values were similar in 10 people with type 2 diabetes, and the dates did not cause significant blood sugar spikes in them (Alkaabi et al., 2011). Those tests used a portion with 50 g of carbohydrate. A big handful still adds a lot of sugar.

In many cultures dates are the traditional food for breaking a fast. In Muslim homes they are usually the first thing eaten at iftar in Ramadan: sweet, soft and quick to eat after a day without food. We did not find studies comparing dates with other foods for refuelling after a fast. For more on everyday use, see daily dates for energy and digestion.

Digestion

A comfortable gut makes a big difference to how you feel day to day, and dates are a good fruit for fibre.

Dates have 6.7 to 8 g of fibre per 100 g (USDA). The NHS says fibre can help digestion and prevent constipation, and that adults should aim for 30 g a day (NHS, fibre). One small human trial has tested dates themselves:

• At the University of Reading, 22 healthy adults ate seven dates (about 50 g) a day for 21 days, and in a separate period took a maltodextrin-dextrose control. Compared with their starting point, bowel movements and stool frequency went up after the dates, and stool ammonia went down (Eid et al., 2015).
• The same trial found no significant change in the gut bacteria groups or short-chain fatty acids it measured. So the claim that dates “feed good bacteria” was not shown.
• Faecal water from the date period did less DNA damage to cells in lab tests. The authors say dates may reduce colon cancer risk, but that has not been tested directly.

Research on gut health, mood and concentration is active, but we found no study showing that eating dates improves mood or focus through the gut.

Heart health and blood pressure

Dates are high in potassium. A WHO-led review of trials found that eating more potassium lowered blood pressure in adults with high blood pressure, though not in people whose blood pressure was normal, and higher potassium intake was linked to a 24% lower risk of stroke (Aburto et al., BMJ, 2013). That review looked at potassium from the whole diet, not from dates in particular.

One small pilot study tested dates directly. Ten healthy adults ate 100 g of Medjool or Hallawi dates a day for four weeks. Their total, LDL and HDL cholesterol did not change, fasting blood sugar did not rise, and triglycerides fell by 8% after Medjool and 15% after Hallawi. Blood markers of oxidative stress fell only after Hallawi (Rock et al., 2009). With ten people over four weeks, this shows dates did not worsen these markers. It does not show that dates prevent heart disease. The NHS does link a high-fibre diet with a lower risk of heart disease and stroke (NHS, fibre).

Mood, memory and the brain

People also ask whether dates help the mind. The evidence here is thin.

Dates contain a little vitamin B6, 0.17 to 0.25 mg per 100 g. The NHS lists its roles as helping the body use and store energy from food and form haemoglobin (NHS). We found no study showing that the B6 in dates lifts mood or eases stress or depression.

Claims that date antioxidants protect memory come from mice. At Sultan Qaboos University in Oman, mice bred to develop Alzheimer’s-like changes were fed a diet with 2% or 4% dates from 4 months of age. At 18 months they did better on memory and learning tests, and had lower amyloid beta in their blood, than the same mice on a standard diet (Subash et al., 2015).

The authors say dates “may” help lower the risk of Alzheimer’s, but this has not been tested in people. The only controlled human trial we found is small and short. Thirty-five healthy adults aged 18 to 35 ate Barhi dates, Khassab dates or a placebo matched for sugar and fibre, and none of the overall thinking scores changed significantly. Khassab raised alertness and lowered calmness for a short time (Altuwairki et al., 2026).

Hormones and pregnancy

Hormones affect mood, sleep, metabolism and fertility, and dates are often said to balance them.

We could not find human studies showing that the magnesium or vitamin B6 in dates changes cortisol, serotonin or dopamine. The NHS describes magnesium as helping turn food into energy and keeping the parathyroid glands working normally (NHS).

Dates are traditionally eaten in late pregnancy, and this is the one claim here with human studies behind it. In a Jordanian study, 69 women who ate six dates a day for the four weeks before their due date arrived at hospital more dilated, and needed induction or augmentation of labour less often, than 45 women who ate none (Al-Kuran et al., 2011). That study was not randomised. A 2024 review of 48 studies found shorter labour and less induction among women who ate dates, but rated the overall evidence quality as unacceptable, with a high risk of bias in most studies, and only four trials recorded safety (Salajegheh et al., 2024). We found no evidence that dates balance oestrogen. If you are pregnant, ask your midwife or doctor first, especially if you have gestational diabetes.

Immunity

Dates are often sold as an immunity food, but the evidence is weak. This is what their minerals do, according to the NHS:

• Zinc helps make new cells and enzymes and helps wounds heal. Dates have only 0.3 to 0.4 mg per 100 g (NHS).
• Iron is needed to make red blood cells, which carry oxygen. Dates have about 1 mg per 100 g (NHS).
• Vitamin B6 helps the body use energy from food and form haemoglobin (NHS).

We found no human study showing that eating dates prevents colds or other infections.

Sleep and stress

Rest matters for wellbeing, and dates are often mentioned as a bedtime snack.

Claims that the magnesium and potassium in dates relax the nerves, or that their sugars raise serotonin and melatonin, have not been tested in any study of dates that we could find.

A few dates in the evening with warm milk or herbal tea is a traditional bedtime habit in many cultures. It can be a comforting routine. There is no evidence that it treats sleeplessness.

Bones

Calcium helps build bones and keep teeth healthy, and adults need 700 mg a day (NHS). Dates have 39 to 64 mg of calcium per 100 g, plus 62 mg of phosphorus and some magnesium (USDA), so they are a minor source. We found no study showing that dates lower the risk of osteoporosis or improve joint flexibility.

Skin

Dates are also marketed for the skin.

We found no human studies showing that eating dates slows skin ageing, builds collagen or keeps skin hydrated.

Dates at the table

Some of what people feel about dates has little to do with nutrients. They turn up at weddings, festivals and family visits across the Middle East and North Africa, and in Muslim homes they are the usual food for breaking the fast in Ramadan.

Passing a plate of dates round after a long day of fasting is a shared habit, and many people say it is the part of the meal they look forward to. That is a good enough reason to enjoy them. It is not a health claim.

Dates in modern cooking

As awareness of healthy living grows, dates have become a popular ingredient in modern nutrition. They are used in energy bars, smoothies, vegan desserts, and natural sweeteners. Health-conscious consumers are drawn to dates for their clean-label, plant-based appeal and nutritional integrity.

Date paste and date syrup are popular swaps for refined sugar in baking. The NHS counts sugars in syrups and purées as free sugars, and adults should have no more than 30 g of free sugars a day, so date syrup is still added sugar. Whole dates are different: sugar found naturally in fruit does not count as free sugar, though it is still part of total sugar (NHS, sugar).

Even in global markets, the popularity of dates continues to rise, with varieties like Medjool leading the trend. In many regions, buah kurma (dates) has become a symbol of healthy indulgence — a traditional fruit embraced in contemporary wellbeing culture.

How to add dates to your diet

A few simple ways to eat them:

1. Blend two or three dates with oats and banana into a breakfast smoothie.

2. Eat a few dates with a handful of almonds or walnuts as an afternoon snack.

3. Use date paste instead of sugar in baking or sauces.

4. Add chopped dates to salads for a sweet, chewy bite.

5. Have a couple of dates with herbal tea in the evening.

There is no official daily number for dates. Three Medjool dates weigh about 72 g, which is roughly 200 kcal and 48 g of sugar (USDA), so a few a day is plenty for most people. If you have diabetes, count them as part of your carbohydrate.

Conclusion

Dates are a nourishing fruit with real fibre and potassium and deep cultural roots. The human evidence is best for digestion, where a small trial found more regular bowel movements, and for their low glycaemic index. Most claims about the brain, hormones, immunity, sleep, bones and skin rest on animal studies or on nothing yet.

Eat them as a sweet, filling part of a varied diet, keep the portion small, and treat them as food rather than medicine.

References

• Alkaabi JM et al. Glycemic indices of five varieties of dates in healthy and diabetic subjects. Nutr J. 2011;10:59.
• Rock W et al. Effects of date (Medjool or Hallawi) consumption by healthy subjects on serum glucose and lipid levels and on serum oxidative status: a pilot study. J Agric Food Chem. 2009;57(17):8010-7.
• Eid N et al. Impact of palm date consumption on microbiota growth and large intestinal health. Br J Nutr. 2015;114(8):1226-36.
• Aburto NJ et al. Effect of increased potassium intake on cardiovascular risk factors and disease. BMJ. 2013;346:f1378.
• Subash S et al. Diet rich in date palm fruits improves memory, learning and reduces beta amyloid in transgenic mouse model of Alzheimer’s disease. J Ayurveda Integr Med. 2015;6(2):111-20.
• Altuwairki D et al. Acute effects of fruit flesh of two Saudi date varieties on mood and cognition in healthy young volunteers. Front Nutr. 2026;13:1733218.
• Al-Kuran O et al. The effect of late pregnancy consumption of date fruit on labour and delivery. J Obstet Gynaecol. 2011;31(1):29-31.
• Salajegheh Z et al. Is oral consumption of dates in the peripartum period effective and safe? BMC Pregnancy Childbirth. 2024;24(1):12.
• USDA FoodData Central: Dates, medjool (168191) and Dates, deglet noor (171726).
• NHS: How to get more fibre into your diet; Vitamins and minerals: others; Iron; B vitamins; Calcium; How does sugar in our diet affect our health?