Doctor's Best

Explore Doctor's Best on Pillser—trusted for high-quality supplements like CoQ10, Hydrolyzed Keratin, and more, promoting overall wellness with scientifically backed ingredients.

Learn more about Doctor's Best at https://drbvitamins.com

PhosphatidylSerine with SerinAid
By Doctor's Best
4.6 (1.5K reviews)
Out of Stock
Supplement Ingredients
Ingredients Amount Per Serving
PhosphatidylSerine (PS, from SerinAid®)
100 mg
Gluten Free
Vegan
Vegetarian
Product Description
Supports Cognitive Function: PhosphatidylSerine (PS) is vital for maintaining healthy brain activity and cognitive functions. SerinAid® PS helps improve memory and focus.
Stress Relief: PS has been shown to support the body's response to stress, promoting a calmer state of mind.
Cell Membrane Health: This supplement aids in the maintenance of healthy cell membranes, crucial for proper cell signaling and function.
Natural & Plant-Based: Made with vegetarian capsules, suitable for those following gluten-free, vegetarian, and vegan diets.
Ultimate Brain Nutrient: SerinAid® PhosphatidylSerine is a trusted source used by the body to repair and rejuvenate cell membranes, supporting overall brain health.
Purity and Quality: Produced using premium SerinAid® technology, ensuring optimal absorption and efficacy.
Doctor's Best PhosphatidylSerine with SerinAid® offers a scientifically supported way to enhance mental clarity and manage stress, all in an easy-to-take vegetarian capsule.
Other ingredients
microcrystalline cellulose
hypromellose (vegetarian capsule)
silicon dioxide
magnesium stearate (vegetable source)
Free of
-
Serving Size: 1
Servings per Container: 120
Pill Type: Vegetarian Capsule
Flavor: -
UPC: 753950002203
Best Price Guarantee
Prices from Different Sellers
Prices from Different Sellers
Merchant Price Stock Action
Amazon
$27.14
In
iHerb
$27.14
In
Vitacost
$29.19
In
Vitamin Shoppe
$-
Out

Supplement Ingredients
Ingredients	Amount Per Serving
PhosphatidylSerine (PS, from SerinAid®)	100 mg

Prices from Different Sellers
Merchant	Price	Stock
Amazon	$27.14	In
iHerb	$27.14	In
Vitacost	$29.19	In
Vitamin Shoppe	$-	Out

High Absorption CoQ10 Plus PQQ

By Doctor's Best

4.8 (4.9K reviews)

Out of Stock

Supplement Ingredients
Ingredients	Amount Per Serving
Coenzyme Q10 (Ubiquinone)	100 mg
PQQ (Pyrroloquinoline quinone) (PureQQ)	20 mg
black pepper extract (BioPerine®) Black Pepper	5 mg
Piper nigrum (fruit)	-
standardized to contain 95% piperine	-

USP Verified

Product Description

Promotes cardiovascular health and energy production with Coenzyme Q10 (Ubiquinone) 100 mg.
Enhances cellular health and protects against oxidative stress with PQQ (Pyrroloquinoline quinone) (PureQQ) 20 mg.
Improves nutrient absorption and bioavailability with black pepper extract (BioPerine®) 5 mg.
Gluten Free, Soy Free, Vegetarian, and Vegan to suit various dietary needs and lifestyles.
USP Verified for purity, potency, and quality assurance.
Supports healthy aging and mitochondrial function for optimal physical performance.

Other ingredients

rice powder
hypromellose (vegetarian capsule)
silicon dioxide
magnesium stearate (vegetable source)

Free of

Serving Size: 1

Servings per Container: 60

Pill Type: Vegetarian Capsule

Flavor: -

UPC: 753950004283

Best Price Guarantee

Stabilized R-Lipoic Acid with BioEnhanced Na-RALA
By Doctor's Best
4.6 (2.3K reviews)
Out of Stock
Supplement Ingredients
Ingredients Amount Per Serving
D-Biotin
Vitamin B7
150 mcg
R-lipoic acid
200 mg
BioEnhanced® Na-RALA sodium R-alpha lipoate
-
Gluten Free
Soy Free
Vegan
Vegetarian
Product Description
Supports Healthy Blood Sugar Levels: The BioEnhanced Na-RALA formulation of R-Lipoic Acid helps maintain optimal blood sugar levels.
Promotes Cellular Energy: R-lipoic acid plays a crucial role in cellular energy production, supporting overall vitality.
Antioxidant Protection: R-lipoic acid serves as a robust antioxidant, bolstering your body's defense against oxidative stress.
Enhanced Bioavailability: The BioEnhanced Na-RALA technology ensures superior absorption and effectiveness of R-lipoic acid.
Essential Nutrient Supplementation: D-Biotin at 150 mcg per capsule supports healthy hair, skin, and nails.
Allergen-Free Formula: The supplement is Gluten Free and Soy Free, making it suitable for individuals with dietary restrictions.
Suitable for Various Lifestyles: With its Vegetarian and Vegan capsules, it fits a wide range of dietary preferences.
Other ingredients
hypromellose (vegetarian capsule)
cellulose
magnesium stearate (vegetable source)
silicon dioxide
Free of
-
Serving Size: 1
Servings per Container: 60
Pill Type: Vegetarian Capsule
Flavor: -
UPC: 753950002784
Best Price Guarantee
Prices from Different Sellers
Prices from Different Sellers
Merchant Price Stock Action
Amazon
$31.75
In
iHerb
$31.75
In
Vitacost
$34.39
In
Vitamin Shoppe
$-
Out
Biotin
By Doctor's Best
4.7 (4.7K reviews)
Out of Stock
Supplement Ingredients
Ingredients Amount Per Serving
Biotin
Vitamin B7
10 mg
Gluten Free
Soy Free
Vegan
Vegetarian
Product Description
Supports Healthy Hair, Skin, and Nails: Each vegetarian capsule contains 10,000 mcg of biotin, a vital nutrient known to promote stronger hair, clearer skin, and more resilient nails.
Boosts Energy Production: Biotin plays an essential role in converting food into energy, helping you feel more energized throughout the day.
Improves Metabolism Efficiency: This high potency biotin supplement aids in metabolizing carbohydrates, fats, and proteins more effectively.
Gluten Free and Soy Free: Formulated without gluten and soy to cater to those with dietary sensitivities.
100% Vegetarian and Vegan: Perfect for individuals following a vegetarian or vegan lifestyle.
High Quality: Sourced and manufactured by Doctor's Best, a trusted brand known for delivering scientifically based nutritional supplements.
Other ingredients
microcrystalline cellulose
hypromellose (vegetarian capsule)
magnesium stearate (vegetable source)
silicon dioxide
Free of
-
Serving Size: 1
Servings per Container: 120
Pill Type: Vegetarian Capsule
Flavor: -
UPC: 753950003736
Best Price Guarantee
Prices from Different Sellers
Prices from Different Sellers
Merchant Price Stock Action
Amazon
$10.41
In
iHerb
$10.53
In
Vitacost
$10.89
In
Vitamin Shoppe
$15.99
In

Prices from Different Sellers
Merchant	Price	Stock
Amazon	$-	Out
iHerb	$33.28	In
Vitacost	$37.49	In
Vitamin Shoppe	$-	Out

Supplement Ingredients
Ingredients	Amount Per Serving
D-Biotin Vitamin B7	150 mcg
R-lipoic acid	200 mg
BioEnhanced® Na-RALA sodium R-alpha lipoate	-

Prices from Different Sellers
Merchant	Price	Stock
Amazon	$31.75	In
iHerb	$31.75	In
Vitacost	$34.39	In
Vitamin Shoppe	$-	Out

Supplement Ingredients
Ingredients	Amount Per Serving
Biotin Vitamin B7	10 mg

Prices from Different Sellers
Merchant	Price	Stock
Amazon	$10.41	In
iHerb	$10.53	In
Vitacost	$10.89	In
Vitamin Shoppe	$15.99	In