/ / Doctor Goodwin Sparkling Tonic, 12 fl oz

Doctor Goodwin Sparkling Tonic, 12 fl oz

Contains natural flavors

This sparkling tonic has 9 g of fiber and 3 g of sugar per can. It contains natural flavors and 2 g of added sugar.

Seed-oil freeNo artificial dyesNo artificial flavorsNo synthetic preservativesNo added nitritesNo phosphatesNo gums or thickenersCertified gluten-free
$2.39 12 fl oz · lowest price at Natures Pick Market
Price and stock checked Nov 1, 2026
Key nutrition facts
45caloriesPer serving · 1 Can (355 mL)
Protein
0g
Fiber
9g
Free sugar
3g▼
Sodium
35mg
Saturated fat
—
▲ raises the score · ▼ lowers it · From the product label
Ingredients: Carbonated Water, OLISMART (Cassava Root Fiber, Chicory Root Inulin, Jerusalem Artichoke Inulin, Nopal Cactus*, Marshmallow Root*, Calendula Flower*, Kudzu Root*), Allulose Syrup, Cassava Root Syrup, Prune Juice Concentrate, Natural Flavors, Plum Juice Concentrate, Tart Cherry Juice Concentrate, Stevia Leaf*, Himalayan Pink Salt, Green Tea Caffeine*, Malic Acid *Extract
65 / 100
Fair Scored automatically
Weighted as beveragesHigh confidence · Scored on 9 of 11 inputs, 3 claims verified
Nutrition · counts 35%72
Ingredients · counts 30%84
Processing · counts 10%30
Sourcing · counts 10%40
Transparency · counts 15%50
Why it scores 65
Nutrition 72 · 3 g sugar from juice per 1 Can; otherwise typical for drinks
Ingredients 84 · Juice concentrate, 5th ingredient (added sugar, −8); Natural flavours (additive, −4); Added caffeine (additive, −4)
Processing 30 · Formulated soda with syrups, natural flavors and added fiber
Sourcing 40 · Syrups and other formulated ingredients have no stated sourcing
Transparency 50 · Full ingredient list, but natural flavors are unspecified
Contains natural flavors
2 g added sugar
Evidence behind the Ingredients deductions
Strong evidence−8 for juice concentrate
Varies by additive−8 for natural flavours, added caffeine
Scored Oct 20, 2026 · Scoring guide v3.1 · Updated Oct 20, 2026 · See what changed

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Better swapsCleaner drinks options that do the same job
Fresh2Home Grocery Delivery OLIPOP Raspberry Sherbet Prebiotic Soda Can 12 Fl Oz
72 +7 Clearer sourcing
Ingredients
Carbonated Water OLISMART (Cassava Root Fiber, Chicory Root Inulin, Jerusalem Artichoke Inulin, Nopal Cactus*, Marshmallow Root*, Calendula Flower*, Kudzu Root*) Allulose Syrup Cassava Root Syrup Prune Juice Concentrate Natural Flavors Plum Juice Concentrate Tart Cherry Juice Concentrate Stevia Leaf* Himalayan Pink Salt Green Tea Caffeine* Malic Acid *Extract
12 ingredients 3 to watch
Sourcing

Origin not disclosed on the product page.

Additives5 additives · 2 limited risk
Natural flavoursFlavouringLimited risk
An undisclosed mix of extracts and carriers; the label doesn’t say what’s in it or how it was made.
Added caffeineStimulantLimited risk
Fine for most adults up to 400 mg a day (FDA, EFSA); not advised for children, and limited in pregnancy.
Malic acid (E296)AcidNo risk
The natural acid in apples; considered safe.
Stevia (steviol glycosides) (E960)SweetenerNo risk
Plant-derived and considered safe by EFSA and the FDA at normal intakes.
AlluloseSweetenerNo risk
A rare sugar the FDA lets brands leave out of added sugars; large amounts can upset digestion.
Matched from the ingredient list. Risk levels summarise findings from EFSA, the FDA, IARC and published studies; they explain a concern, not a diagnosis.

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