Food ingredient · Sweetener (sugar)
Lactose
Milk sugar, added as an ingredient in chocolate, snacks and supplements.
- Added sugar or syrup
- Industrial sugar or starch hydrolysate
- Refined sugar or syrup
- Ultra-processing marker
- Expert review pending
Concern level
A regulatory warning or restriction somewhere, or strong evidence of harm at typical intake. The concern level sets how many points lactose costs on a product’s receipt.
What the evidence says
-
Added sugarStrong evidence
An added sugar. WHO strongly recommends keeping free sugars below 10% of energy; US guidelines say no amount of added sugars is recommended for a healthy diet. EFSA calls sugar a known cause of tooth decay and links sugary drinks to obesity and type 2 diabetes. [1][2][3]
Evidence tiers say how sure the evidence is, separately from how much it matters. About evidence tiers.
Popular products that list lactose
266 of the 17,000 most-scanned products in the US with a GoodSwap page list lactose. The 12 most scanned:
-
Ramen Noodle Soup Chicken Flavor Maruchan · 85 g Score 15 out of 100 Bad -
GARDEN SALSA FLAVORED Sun Chips Sun Chips Score 18 out of 100 Bad -
Harvest Cheddar Sun Chips · 7 oz (198.4 g) Score 20 out of 100 Poor -
Nacho Cheese Flavored Doritos Doritos · 9.25 oz (262.2 g) Score 15 out of 100 Bad -
Nacho Cheese Doritos · 1 oz (28.3 g) Score 22 out of 100 Poor -
Trail Mix Kirkland Signature · 57 g (2 oz) Score 19 out of 100 Bad - Instant Lunch, Ramen Noodles With Vegetables, Chicken Maruchan · 2.25 oz/64 g Score 28 out of 100 Poor
-
Trail Mix Kirkland · 1.81 kg Score 24 out of 100 Poor -
Ramen Noodle Soup Maruchan · 3 oz Score 9 out of 100 Bad -
Doritos Cool Ranch Flavored Tortilla Chips Frito Lay · 9.25 oz Score 19 out of 100 Bad -
Reese's 2 Peanut Butter Cups Reese's · 2 pieces, 1.5 oz (42 g) Score 4 out of 100 Bad -
Nacho Cheese Flavored Tortilla Chips Doritos · 411 g Score 15 out of 100 Bad
Diets and allergens
- Vegan
- No
- Vegetarian
- Yes
- Gluten-free
- Yes
- Allergen
- Milk
For the ingredient in general. Always check the package: a product’s own labels win.
Names GoodSwap recognizes on labels (5)
- lactose
- milk sugar
- lactose milk
- lactose from milk
- lactose monohydrate
Sources
-
Guideline: sugars intake for adults and children
“In both adults and children, WHO recommends reducing the intake of free sugars to less than 10% of total energy intake”
who.int
-
Dietary Guidelines for Americans, 2025–2030
“Limit foods and beverages that include artificial flavors, petroleum-based dyes, artificial preservatives, and low-calorie non-nutritive sweeteners.”
cdn.realfood.gov
-
Added and free sugars should be as low as possible
“Sugar consumption is a known cause of dental caries.”
efsa.europa.eu