Hemp Seeds: Nutrition, Protein, Glycemic Index & Uses
These tiny seeds are a rare source of complete plant protein and healthy omega fats. Here's a dietitian's breakdown of hemp seed nutrition, their very low glycemic index, and why they're so good for you.
By Kayte Williams · July 31, 2026
↑ Hemp hearts are simply shelled hemp seeds — soft, nutty, and ready to eat.
Let's clear the air: no, hemp seeds won't get you high. They come from a different variety of the cannabis plant and are one of the most nutritionally complete foods on the planet. Think of them less as a garnish and more as a quiet superstar. They're packed with complete plant protein, a rare balance of healthy fats, and have a mild, nutty flavor that works in almost anything. They're the easiest protein boost you're probably not using enough of.
ARE HEMP SEEDS RIGHT FOR YOU?
At-a-glance suitability
Glycemic index
Very low; minimal impact on blood sugar
LOW
Diabetes-friendly
Excellent choice. High protein/fat and low carb.
YES
Weight-loss friendly
Calorie-dense, but protein and fibre help with fullness. Portion control is key.
MODERATE
Heart-healthy
Rich in heart-healthy omega-3 and omega-6 fats.
YES
Gut-friendly
A good source of soluble and insoluble fibre.
YES
Keto / low-carb friendly
Very low in net carbs, ideal for keto diets.
YES
Cholesterol-lowering
Contains plant sterols which can help reduce LDL cholesterol.
GOOD
Anti-inflammatory
Contains GLA (gamma-linolenic acid), a beneficial omega-6 fat.
GOOD
Bone health
A source of magnesium and phosphorus for bone structure.
GOOD
↑A quick read on where a standard 2-3 tablespoon serving of hemp seeds fits. Also known as hemp hearts.
The quiet plant-protein superstar
Hemp seeds are the soft, nutty seeds of the hemp plant, Cannabis sativa. And while they're related to the marijuana plant, they contain virtually no THC (the psychoactive compound). Instead, they're one of nature's most balanced and nutrient-dense foods.
What makes them special? Two things, mainly. First, they're a 'complete' protein, meaning they contain all nine essential amino acids our bodies can't make. That's rare for a plant food. Second, they have a near-perfect ratio of omega-6 to omega-3 fatty acids, a balance that's thought to support overall health. They're less a crunchy topping and more a soft, potent nutritional boost.
IN ONE LINE
Hemp seeds are a complete plant protein with an ideal balance of healthy fats. They have a very low glycemic index and a mild, nutty taste.
Hemp seed nutrition facts
Here's the nutritional profile for 100 grams of shelled hemp seeds (hemp hearts). A more typical serving is 2-3 tablespoons (about 20-30g), so you can scale down from here.
Nutrition facts
Per 100g of shelled hemp seeds (hemp hearts)
Calories553
% Daily Value*
Protein 31.6 g
Total fat 48.8 g
Polyunsaturated Fat ~38.1 g
Carbohydrate 8.7 g
Fiber 4 g
Net Carbohydrate ~4.7 g
Vitamin C 0.5 mg
*Percent Daily Values are based on a 2,000-calorie diet.
At a glance
Calories553 (per 100g)
MostlyFat + Protein
Net Carbs~4.7 g (very low)
Glycemic indexVery Low
Main benefitComplete plant protein
Fat profileRich in Omega-3 & -6
The numbers speak for themselves. This is a high-fat, high-protein food. Over 30% of its calories come from protein, and nearly 80% of its fat is the healthy polyunsaturated kind. The carbohydrate count is low, and once you subtract the fibre, the net carbs are minimal, making them exceptionally friendly for low-carb and ketogenic diets.
Hemp seeds' glycemic index
While hemp seeds don't have an officially tested glycemic index value, we can be confident it's extremely low. Why? Because GI measures how quickly a carbohydrate-containing food raises blood sugar. With just 4.7 grams of net carbs per 100g, and being so high in protein and fat (which slow digestion), their impact on blood sugar is negligible. They're about as low-glycemic as a food can get.
GLYCEMIC INDEX · HEMP SEEDS vs COMMON FOODS
Hemp seeds have minimal glycemic impact
Hemp Seeds
estimated
GI 5
LOW
Apple
whole fruit
GI 36
LOW
Pineapple
whole fruit
GI 59
MEDIUM
White bread
refined
GI 75
HIGH
Cornflakes
refined
GI 81
HIGH
SCALE 0–90
04590
↑Approximate GI values. Hemp seeds are extremely low-GI due to their low carb and high fat/protein content.
The smart way to eat them
Hemp hearts (the shelled seeds) are ready to eat right out of the bag. They're soft and don't need grinding like flax. Here are a few simple ways to get them into your diet.
01
Sprinkle them on... everything.
Their mild, nutty flavour disappears into yogurt, oatmeal, salads, and avocado toast. It's the easiest way to add protein and healthy fats.
02
Blend into smoothies.
A few tablespoons add creaminess, protein, and fat, making your smoothie more filling and nutritionally balanced.
03
Watch your portions.
Because they're calorie-dense, a serving is typically 2-3 tablespoons, not half a cup. A little goes a long way.
04
Use as a breadcrumb swap.
Toss them with spices and use them to coat fish or chicken for a crunchy, low-carb crust.
05
Store them correctly.
Their healthy fats can go rancid. Keep them in an airtight container in the fridge or freezer to preserve their freshness.
What hemp seeds are good for
01
A complete plant protein
With over 31g of protein per 100g, they're one of the best plant-based sources. Crucially, they provide all 9 essential amino acids, making them a 'complete' protein.
31.6g
protein
02
Excellent source of healthy fats
They are rich in polyunsaturated fats, including a beneficial ratio of omega-6 (linoleic acid) and omega-3 (alpha-linolenic acid) fatty acids.
48.8g
total fat
03
Supports heart health
The combination of healthy fats, fibre, and arginine (an amino acid that helps produce nitric oxide) can contribute to lower blood pressure and better heart health.
Low
net carbs
04
Great for blood sugar control
With minimal carbohydrates and plenty of protein and fat, hemp seeds have a negligible effect on blood sugar levels, making them ideal for diabetes management.
Low
glycemic
05
Rich in essential minerals
Hemp seeds are a fantastic source of minerals like magnesium, phosphorus, iron, and zinc, which are vital for everything from energy production to immune function.
Mineral
dense
What to pair hemp seeds with
Hemp seeds are a team player. Their mild flavor means they can add nutrition without overpowering a dish. Here are some classic pairings.
Greek YogurtPROTEIN
Stir into yogurt for a double-hit of protein and a pleasant, soft texture. A perfect breakfast or snack.
OatmealFIBER
Adds protein and healthy fats to a carb-based breakfast, making it more balanced and keeping you full longer.
Salad GreensNUTRIENTS
A generous sprinkle over any salad adds satisfying texture, protein, and healthy fats to help you absorb the vitamins from the vegetables.
SmoothiesCREAMINESS
Blends in seamlessly, adding a creamy texture along with a major boost of protein and omega fats.
Avocado ToastFAT + PROTEIN
Sprinkling hemp seeds on avocado toast adds a complete protein source to the healthy fats and fibre.
Roasted VegetablesTEXTURE
Toss with vegetables before or after roasting to add a nutty flavour and a boost of protein and minerals.
Eat freely — or be mindful?
✓A great fit for
Vegans and vegetarians looking for complete protein
Anyone on a low-carb or ketogenic diet
People with diabetes or focused on blood sugar control
Those looking to boost heart-healthy omega-3 and -6 fats
Athletes needing a clean, dense source of protein and calories
!Go easy if
Anyone on a strict calorie-controlled diet — they are energy-dense, so measure your serving
People on very low-fat diets (though the fats are the healthy kind)
Those with a tree nut allergy should be cautious, though hemp seed allergy is rare
Three ways to use them
Beyond just sprinkling, hemp seeds are versatile. Here are three simple recipes to get you started.
A thick, spoonable smoothie bowl where hemp seeds provide the protein and creamy base.
You need
1 frozen banana
1/2 cup frozen berries
3 tbsp hemp hearts
Splash of milk or water
Method
01
Blend all ingredients until very thick.
02
Pour into a bowl and top with more hemp seeds and fruit.
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FREQUENTLY ASKED QUESTIONS
Frequently asked questions
Will hemp seeds make me fail a drug test?
No. Commercially available hemp seeds are from a cannabis variety that contains only trace amounts of THC (less than 0.3%), not enough to have any psychoactive effect or show up on a standard drug test.
What's the difference between hemp seeds and hemp hearts?
They are often used interchangeably, but hemp hearts are technically shelled hemp seeds. They are softer and easier to eat. Most products sold for eating are hemp hearts.
How much hemp seed should I eat per day?
A typical serving is around 2-3 tablespoons (20-30 grams). This provides a significant amount of protein (about 6-9 grams) and healthy fats without adding excessive calories.
Do I need to grind hemp seeds like flax seeds?
No, you don't. The nutrients in shelled hemp seeds (hemp hearts) are readily available and easily absorbed without grinding.
METHODOLOGY
How this article was created
Built using verified nutrition databases, culinary research, and traditional cooking knowledge — every claim is cross-referenced against the sources listed in the article.
Articles are curated using trusted food databases (USDA FoodData Central, IFCT), culinary literature, and dietary guidelines, then structured by our editorial team for clarity, accuracy, and usefulness.
· Verified data sources· Culinary research· Quality reviewed