25 Best Low Glycemic Snacks with GI Scores

TL;DR: The best low-GI snacks combine slow-digesting carbs with protein or fat. All 25 snacks below have a glycemic index under 45 and a glycemic load under 12. They are sorted from lowest to highest GI so you can see what hits your blood sugar least.

The 25 Best Low Glycemic Snacks

Tier 1: Ultra-Low GI (Under 20)

These barely register on your blood sugar. They are almost entirely protein, fat, or fiber.

1. Raw Almonds (1/4 cup)

• GI: 15 | GL: 1 | Calories: 170
• Why it works: High in monounsaturated fat and fiber with almost no digestible carbs. The most blood-sugar-neutral snack that exists.

2. Walnuts (1/4 cup)

• GI: 15 | GL: 1 | Calories: 185
• Why it works: Rich in omega-3 fatty acids. Studies show regular walnut consumption improves insulin sensitivity.

3. Mixed Nuts (1/4 cup almonds, cashews, pecans)

• GI: 18 | GL: 2 | Calories: 175
• Why it works: Variety of healthy fats and minerals. Cashews add a slightly higher carb content but still negligible GI impact.

4. Edamame (1 cup shelled)

• GI: 18 | GL: 3 | Calories: 190
• Why it works: Complete plant protein (17g) with fiber. One of the few snacks high in protein without being a dairy or meat product.

5. Celery with Cream Cheese (3 stalks + 2 tbsp)

• GI: 15 | GL: 1 | Calories: 110
• Why it works: Almost zero carbs. The fat from cream cheese makes it satisfying between meals.

6. Hummus with Raw Vegetables (1/3 cup + veggie sticks)

• GI: 15 | GL: 4 | Calories: 160
• Why it works: Chickpea-based with olive oil and tahini. The fat and fiber slow digestion. Use carrots, cucumber, bell pepper, or celery for dipping.

---

Tier 2: Low GI (20-35)

These contain some carbs but paired with protein or fat, the glucose response is gentle.

7. Dark Chocolate (2 squares, 70%+ cacao)

• GI: 23 | GL: 5 | Calories: 110
• Why it works: High cacao content means more fat and less sugar. The polyphenols in dark chocolate may actually improve insulin sensitivity.

8. Greek Yogurt with Berries (3/4 cup + 1/4 cup berries)

• GI: 25 | GL: 8 | Calories: 140
• Why it works: 15-18g protein from yogurt slows berry sugar absorption. Choose plain yogurt (GI 14) over flavored (GI 33-48).

9. Cheese and Grapes (1 oz cheddar + 10 grapes)

• GI: 28 | GL: 6 | Calories: 155
• Why it works: The fat and protein in cheese dramatically slow the glucose release from grapes.

10. Pear (1 medium)

• GI: 33 | GL: 6 | Calories: 100
• Why it works: High in soluble fiber (pectin) which forms a gel that slows sugar absorption. One of the lowest-GI fruits.

11. Apple with Almond Butter (1 medium + 1 tbsp)

• GI: 30 | GL: 8 | Calories: 170
• Why it works: Apple alone (GI 36) is moderate; adding almond butter drops the meal GI and adds staying power.

12. Cottage Cheese with Pineapple (1/2 cup + 2 tbsp crushed)

• GI: 28 | GL: 6 | Calories: 110
• Why it works: High protein (14g) from cottage cheese offsets the higher GI of pineapple. Use a small amount of fruit.

13. Hard-Boiled Eggs (2 eggs)

• GI: 0 | GL: 0 | Calories: 140
• Why it works: Zero carbs, 12g protein. Technically GI 0, but listed here because they are an outstanding snack for blood sugar stability.

14. Turkey and Cheese Roll-Ups (3 slices + 1 oz cheese)

• GI: 0 | GL: 0 | Calories: 150
• Why it works: Pure protein and fat with no carbs. Portable and satisfying.

---

Tier 3: Moderate-Low GI (35-45)

These contain meaningful carbs but stay well under the high-GI threshold. Good for sustained energy.

15. Oat Cakes with Peanut Butter (2 cakes + 1 tbsp PB)

• GI: 38 | GL: 8 | Calories: 170
• Why it works: Oat cakes (GI 55 alone) are brought down by the fat and protein in peanut butter.

16. Trail Mix (1/4 cup nuts, seeds, dried cranberries)

• GI: 35 | GL: 8 | Calories: 160
• Why it works: Nuts dominate the GI. Limit dried fruit proportion to keep GI down. Avoid trail mixes with chocolate chips or yogurt-coated pieces.

17. Banana (slightly underripe, 1 small)

• GI: 42 | GL: 10 | Calories: 90
• Why it works: An underripe banana has more resistant starch and significantly lower GI than a spotted ripe one (GI 62). Look for yellow with no brown spots.

18. Roasted Chickpeas (1/3 cup)

• GI: 33 | GL: 7 | Calories: 130
• Why it works: Crunchy, savory, high in fiber and protein. Season with cumin, paprika, or garlic powder.

19. Whole Grain Crackers with Cheese (4 crackers + 1 oz cheese)

• GI: 42 | GL: 9 | Calories: 180
• Why it works: Choose rye crispbreads or seed crackers (not rice cakes, GI 82). Cheese protein and fat buffer the carb impact.

20. Smoothie (1/2 banana, 1/2 cup berries, 1/2 cup Greek yogurt, water)

• GI: 35 | GL: 10 | Calories: 150
• Why it works: Blending does increase GI slightly versus whole fruit, but the protein from yogurt keeps it in check.

21. Popcorn (3 cups air-popped)

• GI: 44 | GL: 7 | Calories: 93
• Why it works: Despite being a whole grain, popcorn’s GI is moderate because of its high volume-to-carb ratio. Avoid butter-drenched movie theater versions.

22. Chia Pudding (1/2 cup)

• GI: 30 | GL: 5 | Calories: 140
• Why it works: Chia seeds absorb liquid and form a gel rich in soluble fiber. Made with almond milk and a touch of honey, it is a low-GI treat.

23. Avocado on Rye Crispbread (1/4 avocado + 2 crispbreads)

• GI: 40 | GL: 8 | Calories: 150
• Why it works: Avocado fat lowers the GI of the crispbread. Add salt, pepper, and red pepper flakes.

24. Frozen Grapes (1 cup)

• GI: 43 | GL: 10 | Calories: 62
• Why it works: Freezing does not change GI but slows eating pace, which helps portion control. They taste like candy.

25. Orange (1 large)

• GI: 43 | GL: 9 | Calories: 85
• Why it works: The fiber in whole oranges slows sugar absorption. Orange juice (GI 50-66) is a different story entirely.

---

Complete Snack Comparison Table

Rank	Snack	GI	GL	Protein
1	Raw almonds	15	1	6g
2	Walnuts	15	1	4g
3	Celery + cream cheese	15	1	2g
4	Hummus + vegetables	15	4	5g
5	Mixed nuts	18	2	5g
6	Edamame	18	3	17g
7	Dark chocolate	23	5	2g
8	Greek yogurt + berries	25	8	18g
9	Cheese + grapes	28	6	7g
10	Cottage cheese + pineapple	28	6	14g
11	Apple + almond butter	30	8	4g
12	Chia pudding	30	5	4g
13	Pear	33	6	1g
14	Roasted chickpeas	33	7	7g
15	Trail mix	35	8	5g
16	Smoothie	35	10	10g
17	Oat cakes + PB	38	8	6g
18	Avocado on crispbread	40	8	3g
19	Banana (underripe)	42	10	1g
20	Crackers + cheese	42	9	7g
21	Orange	43	9	1g
22	Frozen grapes	43	10	1g
23	Popcorn	44	7	3g
24	Hard-boiled eggs	0	0	12g
25	Turkey cheese roll-ups	0	0	18g

Why This Approach Works

Snacking is where most people unknowingly spike their blood sugar. A granola bar (GI 68), rice cakes (GI 82), or a bag of pretzels (GI 83) will cause a rapid glucose spike followed by a crash that makes you hungry again within an hour.

Low-GI snacks provide sustained energy without the spike-crash cycle. They keep blood sugar in a gentle range between meals, reducing total daily insulin demand and preventing the afternoon energy slump.

Smart Snacking Rules

1. Always pair carbs with protein or fat — An apple alone (GI 36) is fine, but an apple with peanut butter (GI 30) is better and more satisfying.
2. Watch portion sizes on dried fruit — Raisins (GI 64), dates (GI 42-55), and dried cranberries are concentrated sugar. Limit to 2 tablespoons when mixed with nuts.
3. Read labels on “healthy” snacks — Many protein bars, granola bars, and flavored yogurts have more sugar than a candy bar.
4. Time snacks strategically — A small low-GI snack 2-3 hours after a meal prevents blood sugar from dropping too low, which prevents overeating at the next meal.
5. Keep emergency snacks available — A bag of almonds in your desk drawer prevents vending machine decisions.

Everyone’s glucose response is different. What spikes one person may be fine for another. Glycemic Snap uses AI to analyze photos of your meals and predict your glucose response, including a blood sugar curve prediction and personalized swap suggestions. Download for iOS or Android to discover your personal glycemic profile.

---

Looking for more strategies to manage blood sugar through food choices? Visit our Blood Sugar Management hub for guides, recipes, and science-backed tips.