Ingredients that disrupt absorption Flashcards
Which version stops the absorption of vitamin B1 Sulfites or Sulfates
Sulfites - a way to remember is they fight the absorption
Sulfites Have More Adverse Effects on Health
Thiamine (Vitamin B1) Destruction: Sulfites can degrade thiamine, especially in preserved foods and alcoholic beverages, leading to a potential risk of deficiency in people with marginal thiamine intake (e.g., alcoholics or individuals with malabsorption issues).
Allergic-Like Reactions:
Sulfites are known to trigger asthma or allergic-like responses in sensitive individuals, particularly in asthmatics. Symptoms include wheezing, difficulty breathing, hives, or even anaphylaxis.
This sensitivity affects about 1% of the population, but among asthmatics, the prevalence can be higher.
Gut Microbiome Disruption: Sulfites, particularly in high amounts from processed foods, may disturb gut bacteria, affecting nutrient absorption and overall gut health.
- Sulfites Are Common Additives in Processed Foods
Sulfites are used as preservatives in:
Dried fruits (e.g., apricots, raisins)
Wine and beer
Processed foods (e.g., soups, sauces, and baked goods)
Packaged seafood (e.g., shrimp)
Frequent consumption of these foods can increase sulfite exposure, leading to cumulative effects on nutrition and health, particularly if they replace fresh, nutrient-rich foods in the diet. - Sulfates Are Generally Less Problematic
Sulfates occur naturally in water and some foods (e.g., cruciferous vegetables, onions, garlic). They play an essential role in sulfur metabolism, which is crucial for protein synthesis, detoxification, and antioxidant production (e.g., glutathione).
Health Effects of Sulfates:
High sulfate intake is mainly a concern with contaminated drinking water, where excessive levels may cause diarrhea and nutrient losses (like magnesium or calcium). However, this is less common than sulfite-related issues.
No Known Allergies: Sulfates do not trigger allergic-like reactions as sulfites do, making them safer for most individuals.
Summary: Why Sulfites Are Considered Worse
Nutrient Interaction: Sulfites destroy thiamine; sulfates generally do not interfere with nutrients unless consumed in very high amounts.
Health Risks: Sulfites cause allergic-like reactions and may disrupt the gut microbiome, while sulfates are well-tolerated in normal dietary amounts.
Prevalence: Sulfites are prevalent in processed and preserved foods, increasing exposure risks in modern diets.
If you’re concerned about sulfites, it’s a good idea to focus on fresh, whole foods and avoid heavily processed or preserved items.