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Micronutrition · Textbook of Nutrient Therapy

Vitamin C Deficiency

Assess whether you present clinical signs of vitamin C deficiency.

Vitamin C is the body's major antioxidant. Essential for collagen synthesis, it protects blood vessels, gums, skin and the immune system. As Linus Pauling, double Nobel laureate, reminded us, our actual needs far exceed recommended intakes. Prolonged deficiency leads to scurvy, but more subtle deficits are extremely common and manifest as capillary fragility, easy bruising and accelerated aging linked to oxidative stress.

Points forts

+ Rapid identification of clinical signs
+ Simple self-assessment test
+ Detection of signs of capillary fragility and oxidative stress

Limites

- Does not replace blood testing
- Some signs may have other causes
- Limited sensitivity for subclinical deficiencies

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Maintenir votre équilibre

Consume raw vegetables and fruits at each meal

Systematically include raw vegetables and fruits at each meal to guarantee constant vitamin C intake. Raw red peppers, fresh parsley, kiwi and citrus fruits are the best sources. Cooking destroys up to 50% of vitamin C, hence the importance of consuming raw foods.

Protect your adrenal reserves

Chronic stress depletes adrenal vitamin C reserves, used massively for cortisol synthesis. If you are going through a stressful period, increase your intake of raw fruits and vegetables and consider a daily fresh vegetable juice rich in peppers, parsley and lemon.

Combine vitamin C and plant iron

Vitamin C increases absorption of non-hemic (plant) iron by 3 to 6 times by reducing it to its ferrous form (Fe2+). Squeeze lemon on your lentils, spinach or legumes to naturally optimize your iron status, especially if you are vegetarian or prone to anemia.

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Votre protocole naturel

Increase your dietary intake

Aim for at least 5 servings of raw fruits and vegetables daily, prioritizing the richest foods: acerola, blackcurrant, guava, kiwi, raw red pepper, parsley and kale. A fresh vegetable juice each morning (cold-press juicer) concentrates intake effectively.

Supplement with natural vitamin C

A daily supplementation of 500 mg to 1 g of ascorbic acid or acerola is recommended to fill the deficit. Split doses throughout the day (morning and midday) to optimize absorption. The liposomal form offers superior bioavailability for higher doses.

Reduce depletion factors

Tobacco destroys approximately 25 mg of vitamin C per cigarette. Chronic stress, pollution, repeated infections and anti-inflammatory use significantly increase vitamin C consumption by the body. Identify and limit these oxidation factors.

Support your adrenals with acerola

Acerola is the natural source most concentrated in vitamin C (1,677 mg per 100 g). As a supplement, rosehip (Rosa canina) and camu-camu provide vitamin C accompanied by bioflavonoids that improve its absorption and synergistic antioxidant action.

Have your blood status verified

Request a plasma vitamin C measurement (optimal value above 1.0 mg/dL). A level below 0.6 mg/dL confirms a deficiency requiring active correction. Leukocyte testing, more reliable as it reflects tissue reserves, is available in certain specialized laboratories.

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Votre protocole naturel

Supplement at therapeutic dose

A daily supplementation of 1 to 3 g in multiple doses (3 times 500 mg to 1 g) is recommended to restore tissue reserves. Prefer the liposomal form for maximum absorption without digestive discomfort, or sodium ascorbate (buffered form) if you have a sensitive stomach.

Saturate dietary intake with raw foods

Consume a large fresh vegetable juice each morning using a cold-press juicer (red pepper, parsley, kiwi, lemon, kale). Add raw vegetables at each meal and end with a raw fruit rich in vitamin C. The goal is to create continuous intake throughout the day, as vitamin C is not stored.

Use superfruits rich in vitamin C

Acerola (1,677 mg/100 g), camu-camu and rosehip (Rosa canina) are the most concentrated natural sources. Their associated bioflavonoids (hesperidin, rutin, quercetin) improve vitamin C absorption and strengthen fragile capillary walls.

Protect your gums and blood vessels

Gum bleeding and easy bruising reflect fragility of vascular collagen. In addition to vitamin C, citrus bioflavonoids (rutin, hesperidin) strengthen capillary walls. A mouth rinse with baking soda and tea tree essential oil can soothe inflamed gums.

Eliminate aggravating factors

Stop smoking (each cigarette destroys 25 mg of vitamin C), limit alcohol (which inhibits intestinal absorption) and reduce chronic stress (the adrenals consume vitamin C massively). Exposure to air pollution and aspirin intake also increase requirements.

Consult for a comprehensive assessment

Measurement of plasma and leukocyte vitamin C, combined with oxidative stress assessment (MDA, 8-OHdG), will quantify the deficit and its impact. Personalized naturopathic support will coordinate dietary correction, supplementation and management of depletion factors.

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Ce questionnaire est un outil d'auto-évaluation et ne remplace en aucun cas un diagnostic médical. Consultez un professionnel de santé pour toute préoccupation.

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