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Lemon (2 slices) Calories
Vitamin C, low calorie, antioxidant
CALORIES
GI
POTASSIUM
FIBER
Lemon (2 slices) Nutrition Facts
Selected: 100 g
29
KCAL / 100G
Carbs
9.3g
· 84%
Protein
1.1g
· 10%
Fat
0.3g
· 6%
Fiber
2.8g
Lemon (2 slices) Vitamins & Minerals
Vitamins
Vitamin C
53mg · 59% DV
B6
0.08mg · 5% DV
B5
0.19mg · 4% DV
B1
0.04mg · 3% DV
Minerals
Iron
1mg · 6% DV
Potassium ⭐
138mg · 4% DV
Calcium
26mg · 3% DV
Magnesium
8mg · 2% DV
Lemon (2 slices) Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Lemon (2 slices) Processed?
NOVA 1
Unprocessed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Lemon (2 slices) Contain Allergens?
No known major allergens
Which Diets Is Lemon (2 slices) Good For?
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
Lemon (2 slices) Fat Profile
SATURATED
0.04g
MONOUNSATURATED
0.01g
POLYUNSATURATED
0.08g
Omega 6:3 ratio 1.5:1
Below the ideal 4:1 — a good omega balance.
Foods Similar to Lemon (2 slices)
Lemon (2 slices) — Frequently Asked Questions
Is it better to squeeze lemon into water or eat the slices?
It depends on the goal: squeezing it into water adds flavor and acidity, while eating the slices gives you the pulp as well. If you use the peel, wash it thoroughly first.
Does lemon help with iron absorption?
Yes. The vitamin C in lemon can help your body absorb non-heme iron from foods like lentils, beans, and spinach.
Can lemon on an empty stomach irritate digestion?
For some people, yes. Its acidity may trigger heartburn or worsen reflux, especially in those who are already sensitive.
Can lemon juice harm your teeth?
Frequent direct exposure to acidic drinks can wear down tooth enamel over time. Using a straw, rinsing with water afterward, and not brushing immediately can help reduce the risk.
How long does cut lemon keep in the fridge?
Cut lemon usually keeps best for a few days in the refrigerator if wrapped well or stored in a sealed container. Discard it if it dries out heavily, smells off, or shows mold.
Can you freeze lemon?
Yes. Lemon juice, zest, and slices can all be frozen, although the texture of the slices may soften after thawing.
Does cooking reduce lemon’s benefits?
Prolonged heat can reduce heat-sensitive compounds, especially vitamin C. That is why lemon is often added near the end of cooking rather than at the beginning.
Does lemon help you lose weight?
Not by itself. Lemon is not a fat-burning food, but it can make water and simple meals more appealing, which may support better habits overall.
What foods pair well with lemon?
Lemon works especially well with fish, legumes, salads, olive oil, and grilled vegetables. Its acidity brightens flavor and can sometimes help you rely less on extra salt.
Who should be careful with lemon?
People with reflux, mouth sores, citrus allergy, tooth sensitivity, or irritated skin may need to limit contact or intake. Tolerance varies from person to person.
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Nutrition data compiled from USDA FoodData Central and scientific sources.