Swisse
BOOST® HIGH STRENGTH C
51/100
SUPPIE SCORE
82/100
EFFICACY
High
SAFETY
28/100
CLEANLINESS
What Does BOOST® HIGH STRENGTH C Do?
High-strength 1000mg calcium ascorbate supports immune health and cold symptom relief with strong evidence. Non-acidic formula minimizes GI irritation. Excellent safety profile for adult daily use.
What is the evidence for vitamin C reducing common cold duration and severity?
Is 1000mg vitamin C daily safe for long-term use?
How does calcium ascorbate compare to regular ascorbic acid for stomach sensitivity?
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What Are the Benefits of BOOST® HIGH STRENGTH C?
Based on proven scientific research
Immune SupportStrong
Cold Symptom ReliefModerate
Antioxidant ProtectionStrong
Skin HealthModerate
Collagen FormationStrong
Good For:
What Are the Side Effects of Swisse BOOST® HIGH STRENGTH C?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•Calcium ascorbate 1g (1000mg vitamin C) is within safe upper limit of 2000mg/day per NIH; non-acidic form gentle on stomach.
•Low risk of side effects at recommended dose; water-soluble vitamin C excess excreted in urine.
•No added allergens (lactose, gluten, yeast, egg, soy); suitable for vegetarians.
•High doses may cause mild GI upset in sensitive individuals; always take with food.
•Safe for adults; not recommended for children under 2 without medical advice.
•Consult healthcare professional if pregnant, on medications, or symptoms persist.
Potential Side Effects
Negative Interactions
Inactive Ingredients
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
What Are the Ingredients in Swisse BOOST® HIGH STRENGTH C?
calcium ascorbate dihydrate
1.21 g
ascorbic acid (vitamin C)
1 g
calcium
113.8 mg
Carnauba Wax
colloidal anhydrous silica
croscarmellose sodium
hypromellose
iron oxide yellow
macrogol 8000
magnesium stearate
microcrystalline cellulose
povidone
Spearmint oil
titanium dioxide
triethyl citrate
Frequently Asked Questions
Common questions about Swisse BOOST® HIGH STRENGTH C