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Essential B Complex


BioSource Labs Essential B Complex delivers a potent bioavailable dose of essential B vitamins, and other scientifically validated ingredients designed to invigorate cells, boost energy, and help balance key bodily functions. Essential B Complex contains methylcobalamin B12 for maximum bioavailability and cellular absorption, along with B2, B3, B6.

B vitamins play a crucial role in supporting brain, heart, and blood cell health, while also strengthening the immune system. Modern diets often lack sufficient sources and levels of b vitamins, especially b12, making Essential B Complex an ideal addition for maximum daily benefits.

Also ideal for support during:

  • Intermittent Fasting
  • Keto
  • Paleo
  • BioSource Labs Diet Protocol

B vitamins are water-soluble, not stored in your body. As such, your body needs b vitamin replenishment daily. Hit your daily values and feel good all day with our essential B vitamin complex and cellular support blend .

SKU: EBC1-1 Categories: , , , ,


Essential B Complex contains 5 essential B vitamins that work together with our Cell Support Blend, to help transform the body into an energy powerhouse. This formula is ideal for all lifestyles, whether you’re vegan or vegetarian, on the keto diet, doing intermittent fasting, dairy-free, nut-free, gluten-free, low-carb, low-calorie, sugar-free, soy-free, or simply want a more natural way to sustain consistent energy levels throughout your day.

This liquid formula is simple to take, easy to digest, and stacks well with other vitamin & minerals supplements. The drops are easy to swallow (no tablets, capsules, or gummies). Perfect for men and women of all ages (teen 14+ to senior).

Best Use

  1. Shake Well
  2. For Maximum Absorption: Take 1 full dropper (1 ml) in the morning, on an empty stomach at least 30 min prior to eating.
  3. Use once (1x) daily.

Additional information

Weight .15 lbs
Dimensions 1.25 × 1.25 × 4.25 in
Single Bottle or Multi-pack Discounts

1 Bottle – $24.95, 2 Bottle Pack – $45.95, 4 Bottle Pack – $84.95, 6 Bottle Pack – $119.95