Source Naturals Vitamin B1 is a high potency supplement that supports energy metabolism and the nervous system, helping you feel steadier throughout the day. This formula keeps thiamine as the main active ingredient to power carbohydrate use and acetylcholine production, and magnesium helps nerve signals and muscle relaxation. Built on Source Naturals' long standing commitment to quality, this formula is allergen free and suitable for vegetarians.

Available Sizes & Variants:

100 tablets – convenient daily support for energy and nervous system health.

Benefits & Features:

• Supports energy metabolism for everyday stamina.
• Supports nervous system health with a pivotal coenzyme role and steady energy.
• Free from common allergens and suitable for vegetarians, giving broad peace of mind.
• Magnesium included supports neuromuscular transmission and helps muscles relax during daily activity.
• Designed for daily energy and mental clarity, the formula blends thiamine with minerals in a clean, allergen free mix that supports energy production and cognitive function.

Source Naturals has built a reputation for clean allergen free formulations that fit vegetarian lifestyles. This vitamin B1 option delivers thiamine as a coenzyme essential for energy production and acetylcholine synthesis, supporting nervous system and cardiovascular health. The magnesium included aids neuromuscular transmission and muscle relaxation, making daily life a touch easier. The tablets are designed for easy daily use, aligning with the brand’s long standing commitment to quality and purity. For those seeking broader support, this vitamin d supplement can complement the B1 formula, while the probiotic blend helps gut health alongside energy production.