Thiamine is essential for converting carbohydrates, fats, and proteins into usable energy (ATP). It also plays a direct role in nerve impulse transmission and myelin sheath maintenance — meaning it supports your brain, mood, memory, and overall nervous system function. Without enough B1, you may feel fatigued, foggy, or irritable even if you're eating and sleeping well.*

Common signs of low thiamine include persistent fatigue, brain fog, mood swings, poor memory, muscle weakness, loss of appetite, and irritability. Diets high in processed foods, sugar, or caffeine — as well as chronic stress and alcohol use — can all accelerate B1 depletion. Since B1 is water-soluble and not stored in the body, your levels can drop in as little as three weeks without adequate intake.*

The RDA (1.1–1.2mg) is the bare minimum to prevent clinical deficiency — not the amount for optimal function. Many people, especially those under stress or with poor dietary intake, benefit from significantly higher doses. Thiamine is water-soluble with no established upper limit — your body absorbs what it needs and safely excretes the rest. Clinical settings routinely use doses of 200–500mg for targeted support.*

Most B-complex supplements contain 1–5mg of thiamine — well below what's needed for targeted energy and nervous system support. They spread small amounts across 8+ vitamins, so each individual B vitamin is under-dosed. If you specifically need B1 support for fatigue, brain fog, or nerve health, a dedicated high-potency gummy delivers far more meaningful results than a generic complex.

For energy and focus support, take in the morning or early afternoon with or after food. B1 is water-soluble and non-stimulating, so it won't keep you up at night — but morning dosing helps many users feel the energy and clarity benefits throughout the day. Consistency matters most — daily use delivers the best results.*

Vitamin B1 is generally very well tolerated — even at high doses. Because it's water-soluble, excess amounts are excreted naturally through urine. There is no established toxic upper limit for thiamine. Rare reports include mild stomach discomfort if taken on an empty stomach. As always, consult your healthcare provider if you're pregnant, nursing, or taking medications.*

Many users report noticing improved energy and mental clarity within 1–2 weeks of consistent daily use. If you have a more significant deficiency, it may take 3–4 weeks to feel the full benefits. B1 works cumulatively — daily consistency is key to restoring and maintaining optimal levels.*

Absolutely. Many customers pair our B1 gummies with our B2 Riboflavin for comprehensive B-vitamin support, or with our Magnesium Glycinate + Citrate gummies for combined energy, mood, and nervous system benefits. B1 and B2 work synergistically in your body's energy metabolism. Consult your healthcare provider if taking prescription medications.

Yes. Our gummies are formulated for adults and children ages 4+ (with adult supervision). The smooth strawberry flavor makes them easy even for picky eaters. Thiamine is water-soluble and considered safe across age groups. Always consult your pediatrician before starting any new supplement for children.

Yes. Thiamine is water-soluble, non-habit-forming, and has no established upper intake limit. At 500mg per serving, you're well within the range used in both clinical research and daily supplementation. Your body simply excretes what it doesn't need. Long-term daily use is not only safe but recommended for maintaining consistent energy, focus, and nerve health.*