Best 365 By Whole Foods Market Vitamin B Supplements in 2026

FEEL BETTER, NATURALLY: Our sublingual organic Vitamin B12 formulation is a natural energy, mood, and memory booster - and supports healthy metabolism, immunity and nervous system functioning. Achieve your fitness goals, perform better at work/school, and improve your overall health and feeling of well-being.

HIGHEST POTENCY: While most B12 supplements contain 1000mcg to 3000mcg per serving, we give you the same number of servings per bottle at 5000mcg, or you can double your servings by taking just 2500mcg - so you get more for your money.

HIGHEST QUALITY GUARANTEE: Compare your current B12's Supplement Facts label to ours, and see why Why Not Natural B12 is #1! We have made it our mission to create the best B12 drops, and we back it up with an unconditional 60-day money back guarantee!

HIGH POTENCY - With 10,000 IU of D3 and 100 mcg of K2 to quickly build up vitamin D levels and support your bone health and immune system.

MAXIMUM ABSORPTION - Same bioactive form of Vitamin D as Sunshine plus Vitamin K-2 which moves calcium to bones and teeth (and improves absorption!) and away from arteries and brain.

POTENT SUPER FOOD - We add organic USA-grown superfood Spirulina which is rich in Magnesium, maximizing vitamin D absorption. Spirulina's iron, B vitamins & antioxidants further support mood and immune function.

FEEL BETTER, NATURALLY: Our sublingual organic Vitamin B12 formulation is a natural energy, mood, and memory booster - and supports healthy metabolism, immunity and nervous system functioning. Achieve your fitness goals, perform better at work/school, and improve your overall health and feeling of well-being.

HIGHEST POTENCY: While most B12 supplements contain 1000mcg to 3000mcg per serving, we give you the same number of servings per bottle at 5000mcg, or you can double your servings by taking just 2500mcg - so you get more for your money.

HIGHEST QUALITY GUARANTEE: Compare your current B12's Supplement Facts label to ours, and see why Why Not Natural B12 is #1! We have made it our mission to create the best B12 drops, and we back it up with an unconditional 60-day money back guarantee!

COMPLETE B COMPLEX: Contains ALL 8 B Vitamins, B1 B2 B3 B5 B6 Biotin (B7) Folate (B9) and cobalamin, and all bioavailable active forms. Most B complex liquid supplements contain only some of the B vitamins or cheap inactive forms! You'll feel the difference.

COMBINED BENEFITS: Together, the B complex improves hair, skin, and nails, stress and mood, neurological function, metabolism, and fatigue.

INDIVIDUAL BENEFITS: B1 improves morale, B2 is an antioxidant, B3 supports good cholesterol, pantothenic acid helps hair, skin, and nails, B6 helps create red blood cells and neurotransmitters, B7 stimulates keratin production, B9 (folate) helps red and white blood cell production and fetal development, and cobalamin, the most famous, helps with DNA and red blood cell production and neurological function (for an energy boost!). Scroll down to our infographic for more!

COMPLETE B COMPLEX: Contains ALL 8 B Vitamins, B1 B2 B3 B5 B6 Biotin (B7) Folate (B9) and cobalamin, and all bioavailable active forms. Most B complex liquid supplements contain only some of the B vitamins or cheap inactive forms! You'll feel the difference.

COMBINED BENEFITS: Together, the B complex improves hair, skin, and nails, stress and mood, neurological function, metabolism, and fatigue.

FEEL BETTER, NATURALLY: Our sublingual organic Vitamin B12 formulation is a natural energy, mood, and memory booster - and supports healthy metabolism, immunity and nervous system functioning. Achieve your fitness goals, perform better at work/school, and improve your overall health and feeling of well-being.

COMPLETE B COMPLEX: Contains ALL 8 B Vitamins, B1 B2 B3 B6 B7 Folate (B7) Biotin (B9) and cobalamin, and all bioavailable active forms. Most B complex liquid supplements contain only some of the B vitamins or cheap inactive forms! You'll feel the difference.

COMBINED BENEFITS: Together, the B complex improves hair, skin, and nails, stress and mood, neurological function, metabolism, and fatigue.

STRESS AND ENERGY BLEND: We also included the "honorary B vitamins" choline and inositol which are recommended to be taken with B complex to support fertility, serotonin, and body fat management. Also includes citrus bioflavonoids for metabolism and oxidative stress, trimethylglycine (TMG or betaine anhydrous) for athletic performance, hesperidin and quercetin for inflammation and cardiovascular health, and l-carnosine for brain and heart health. So many benefits!

Complete B Complex: Contains ALL 8 B Vitamins, B1 B2 B3 B6 B7 Folate (B7) Biotin (B9) and cobalamin, and all bioavailable active forms. Most B complex liquid supplements contain only some of the B vitamins or cheap inactive forms! You'll feel the difference.

Combined benefits: Together, the B complex improves hair, skin, and nails, stress and mood, neurological function, metabolism, and fatigue.

Skin aging: a meta-analysis of 19 studies showed hydrolyzed collagen noticeably improved skin hydration, had a 35% reduction in wrinkles, and a 40% increase in skin elasticity when consumed for 90 days. It supports repair of skin collagen and elastin fibers, which weaken as we age.

FEEL BETTER, NATURALLY: Our sublingual organic Vitamin B12 formulation is a natural energy, mood, and memory booster - and supports healthy metabolism, immunity and nervous system functioning. Achieve your fitness goals, perform better at work/school, and improve your overall health and feeling of well-being.

HIGHEST POTENCY: While most B12 supplements contain 1000mcg to 3000mcg per serving, we give you the same number of servings per bottle at 5000mcg, or you can double your servings by taking just 2500mcg - so you get more for your money.

OPTIMAL FORM OF VITAMIN A: Retinyl palmitate is a retinoid (like retinol), meaning it’s bioavailable (easily absorbed into the body) unlike poorly-absorbed beta-carotene.

COMPLETE B COMPLEX: Contains ALL 8 B Vitamins, B1 B2 B3 B6 B7 Folate (B7) Biotin (B9) and cobalamin, and all bioavailable active forms. Most B complex liquid supplements contain only some of the B vitamins or cheap inactive forms! You'll feel the difference.

COMBINED BENEFITS: Together, the B complex improves hair, skin, and nails, stress and mood, neurological function, metabolism, and fatigue.

OPTIMAL FORM OF VITAMIN A: Retinyl palmitate is a retinoid (like retinol), meaning it’s bioavailable (easily absorbed into the body) unlike poorly-absorbed beta-carotene.