Best Sellers
A bestselling supplement is one that has proven itself for many people and continues to do so for years and years.
A bestselling supplement is one that has proven itself for many people and continues to do so for years and years.
We have best selling supplements in multiple categories. The likelihood is high that one, or more of these will support your needs.
Most everyone can benefit from specific supplements. To get you started, here are some considerations:
ProBiota HistaminX is our top-selling probiotic, while Vitamin D3 Drops and Vitamin D3+K2 are our best selling vitamin D supplements.
Optimal Prenatal is our best selling prenatal vitamin. Histamine Nutrients is our bestseller for those needing to support healthy histamine levels during the changing seasons or experiencing sensitivity to pets.
Histamine Digest™️ is our best selling histamine supplement for those seeking to support a healthy response to food or drink intolerances.
Optimal Electrolyte Lemonade is our best selling electrolyte supplement. For those wanting to support mental focus and increased alertness, Methyl B12 with L-Methylfolate is our most sought after.†
When reading the product reviews, pay special attention to the negative ones. If someone shared a negative experience, it’s possible for you to have a similar negative experience. We definitely want you to have positive experiences with Seeking Health supplements.
Along that same note, as you’re reading through the reviews, pay special attention to see if someone had a very similar or exact same issue as you did. If they did, and the supplement helped them, well, it certainly may help you, too!†

Shop by
-
Support healthy aging, detoxification, immune system health, and physical activity with the antioxidative properties found in Liposomal Glutathione.†
Liposomal Glutathione—Contains 100 mg of reduced glutathione packaged in soy-free liposomes to enhance absorption and delivery in every serving.†
SaleBest SellerBOGOWhile Supplies LastLiposomal Glutathione
4.8Rated 4.8 out of 5 stars403 ReviewsFrom $50Key Benefits and Actions† Powerful, well-absorbed, liposomal glutathione Reduced form promotes superior antioxidant activity Supports healthy ...
View full details -
Get all-in-one health support with the specially formulated blend of nutrients found in Optimal Man™!†
Optimal Man™—A complete multivitamin/multimineral containing supportive herbs with antioxidant properties to support healthy testosterone levels and men’s health and fertility.†
Best SellerOptimal Man™
4.8Rated 4.8 out of 5 stars126 ReviewsFrom $65Key Benefits and Actions† Supports men’s health and male fertility Supports healthy testosterone levels Supports healthy cognition, energy, and ...
View full details -
Help support your hard-working liver to aid in healthy detoxification, glutathione production, and cell function with Liver Nutrients!†
Liver Nutrients—An all-in-one liver-support dietary supplement with a synergistic blend of nutrients and herbs supports the healthy metabolism of toxins and hormones in the liver and promotes normal glutathione production and liver cell regeneration.†
Best SellerLiver Nutrients
4.9Rated 4.9 out of 5 stars337 ReviewsFrom $24Key Benefits and Actions† Phase 2 liver detoxification support Glutathione production support Liver cell function support Who Needs Liver Nutr...
View full details -
Supports a healthy immune system, teeth, and bones with the high-potency formula of Vitamin D3 + K2!†
Vitamin D3 + K2—Contains 5,000 IU of D3 and 100 mcg of K2 as MK7 to support every cellular process that occurs during pregnancy for both a mother and a developing baby.†
Best SellerVitamin D3 + K2
5.0Rated 5.0 out of 5 stars665 ReviewsFrom $25Key Benefits and Actions† Healthy bone strength and density support Synergistically supports normal calcium utilization and metabolism Healthy h...
View full details -
Support normal hormone balance, a balanced mood, and healthy energy production with B Complex Plus.†
B Complex Plus—A potent vitamin B complex supplement that provides active forms of the 8 essential B vitamins plus choline for additional methylation support.†
Best SellerB Complex Plus
4.9Rated 4.9 out of 5 stars427 ReviewsFrom $30Key Benefits and Actions† Healthy energy production support Supports normal hormone balance and mood Supports healthy methylation and homocystei...
View full details -
Choose a delivery form of vitamin C that enhances absorption while providing extra antioxidant support from plant bioflavonoids. Choose Liposomal Vitamin C Plus!†
Liposomal Vitamin C Plus—A powerful and well-tolerated antioxidant and immune support formula that also contains plant bioflavonoids to support vitamin C utilization and normal histamine synthesis and release.†
SaleBest SellerWhile Supplies LastLiposomal Vitamin C Plus
4.8Rated 4.8 out of 5 stars269 ReviewsFrom $35Key Benefits and Actions† Liposomal Vitamin C for enhanced absorption and GI comfort Extra antioxidant support from bioflavonoids Supports healt...
View full details -
Start your day off on the right foot by supporting your overall health and well-being with tasty Optimal Multivitamin Chewable!†
Optimal Multivitamin Chewable—Provides superior and well-absorbed forms of many of your daily essentials in two delicious chewable tablets per day.†
Best SellerOptimal Multivitamin Chewable
4.7Rated 4.7 out of 5 stars421 ReviewsFrom $35Key Benefits and Actions† Delicious, chewable multivitamin for adults Supports methylation with active B vitamins Antioxidant support for optima...
View full details -
Get the nutrients you need to support a healthy seasonal histamine response with Histamine Nutrients!†
Histamine Nutrients—Provides the nutrients needed to support healthy histamine breakdown, including DAOgest®, zinc, riboflavin, copper, and SAMe, to experience healthy histamine levels.†
Best SellerNew NameHistamine Nutrients - Formerly Histamine Block Plus
4.8Rated 4.8 out of 5 stars273 ReviewsFrom $65Key Benefits and Actions† Supports a healthy seasonal histamine response, outdoors and indoors Provides nutrients needed to support healthy hist...
View full details -
Be kind to your gut while supporting its health with the low-histamine formula of ProBiota™ HistaminX™!†
ProBiota™ HistaminX™—A unique probiotic supplement designed specifically for those sensitive to histamine that contains histamine-friendly probiotics in an acid-resistant capsule.†
Best SellerProBiota™ HistaminX™
4.8Rated 4.8 out of 5 stars1,289 ReviewsFrom $40Key Benefits and Actions† Histamine-friendly probiotic formulated without strains known to produce high levels of histamine Supports microbiome ...
View full details -
Support the body’s normal antioxidant protection and healthy detoxification conveniently on the go with Glutathione Plus Lozenges!†
Glutathione-Plus Lozenges—A great-tasting and effective glutathione lozenge with essential cofactors supporting the normal neutralization of toxic compounds that are generated by liver detoxification.†
Best SellerGlutathione Plus Lozenge
4.8Rated 4.8 out of 5 stars137 ReviewsFrom $50Great tasting, and effective, glutathione with essential cofactors Pop in the lozenge and experience the benefits of glutathione quickly Perfect ...
View full details -
Keep your homocysteine levels in check with the unique formula found in Homocysteine Nutrients!†
Homocysteine Nutrients—Provides the 5 nutrients your body requires for optimal methylation, including folate, methylcobalamin, and adenosylcobalamin, to support normal homocysteine breakdown for heart health support.†
Best SellerHomocysteine Nutrients
4.9Rated 4.9 out of 5 stars260 ReviewsFrom $35Key Benefits and Actions† Supports healthy methylation and homocysteine levels Powerful heart health support Supports healthy cognition and brai...
View full details -
Nurture the support of GI comfort, relaxation, and natural energy production with the gentle blend of nutrients found in Optimal Magnesium.†
Optimal Magnesium—Provides two well-tolerated forms of bioavailable magnesium (malate and lysinate-glycinate) in one simple capsule to support natural energy, relaxation, and GI comfort.†
Best SellerOptimal Magnesium
4.9Rated 4.9 out of 5 stars669 ReviewsFrom $20Key Benefits and Actions† Lysinate, glycinate, and malate forms of magnesium for optimal bioavailability Supports GI comfort, relaxation, and na...
View full details -
Rest easy knowing you’re giving your body and unborn baby the best prenatal support with Optimal Prenatal!†
Optimal Prenatal—A comprehensive blend designed by Dr. Ben Lynch that includes 38 researched ingredients to support healthy fertility, pregnancy, breastfeeding, and comfort when experiencing nausea.†
Best SellerOptimal Prenatal
4.8Rated 4.8 out of 5 stars987 ReviewsFrom $65Benefits and Actions† High-strength prenatal formula supports healthy spine and brain development Digestive comfort from vitamin B6 and ginger B...
View full details -
Foster healthy energy production, mental clarity, and methylation with Hydroxo B12 with Folinic Acid!†
Hydroxo B12 with Folinic Acid—Provides a potent dose of methyl-free folate (folinic acid) and vitamin B12 (Hydroxo B12) in a delicious, well-digested lozenge.†
Best SellerHydroxo B12 with Folinic Acid
4.8Rated 4.8 out of 5 stars197 ReviewsFrom $25Key Benefits and Actions† Potent methyl-free B12 and folate Methylation, energy, and cognition support Supports healthy homocysteine levels and ...
View full details -
Start your day off right by giving your overall health and well-being top priority with Multivitamin One!†
Multivitamin One—A one-day multivitamin containing active forms of your essential daily nutrients in a well-absorbed capsule formulated without vitamin C, magnesium, calcium, or iron to allow customization.†
Best SellerMultivitamin One
4.8Rated 4.8 out of 5 stars368 ReviewsFrom $35Key Benefits and Actions† One-a-day multivitamin featuring bioavailable nutrients Methyl B12 and methylfolate support optimal methylation Powerf...
View full details -
A convenient way to experience our electrolyte blend for healthy muscle contraction and relaxation and heart rhythm and contraction support. Each stick contains one serving of Optimal Electrolyte to mix with a glass of water.†
Best SellerOptimal Electrolyte Sticks
4.6Rated 4.6 out of 5 stars16 ReviewsFrom $40Supports healthy muscle contraction and relaxation Supports healthy heart rhythm and contraction Hydration Blend with key ingredients for hydrat...
View full details -
Help promote healthy skin, eyes, vision, and immune system support with Vitamin A Drops!†
Vitamin A Drops—An effective formula containing 750 mcg RAE (2,500 IU) of vitamin A per single drop to support the health of your skin, vision, teeth, and overall body.†
Best SellerVitamin A Drops
4.7Rated 4.7 out of 5 stars342 ReviewsFrom $25Key Benefits and Actions† Healthy immune system support Supports a healthy throat Supports healthy skin, eyes, and vision Who Needs Vitamin A D...
View full details -
Support healthy detoxification and immune system functioning with easy-to-swallow Glutathione Plus!†
Glutathione Plus—A unique formula with Emothion™ S-Acetyl-L-Glutathione and LifePQQ™ for lung, skin, eye, and immune system support, all in a small taste- and smell-free capsule!†
Best SellerGlutathione Plus
4.9Rated 4.9 out of 5 stars142 ReviewsFrom $65Key Benefits and Actions† Supports healthy lungs, skin, eyes and immune system Triple glutathione protection due to unique formulation Easy to s...
View full details -
Promote sustainable energy by supporting methylation, homocysteine, and MTHFR with Methyl B12 with L-Methylfolate!†
Methyl B12 with L-Methylfolate—Each serving contains a blend of bioavailable folate and vitamin B12 to support healthy methylation, homocysteine regulation, and energy production in a tasty, well-absorbed lozenge.†
Best SellerMethyl B12 with L-Methylfolate
4.9Rated 4.9 out of 5 stars758 ReviewsFrom $25Key Benefits and Actions† Active, methylated folate and B12 in a well-absorbed lozenge Potent methylation, homocysteine, and MTHFR support Suppo...
View full details -
Supports a healthy immune system, teeth, and bones with the absorption-enhancing, olive oil-based delivery system in Vitamin D3 + K2 Drops!†
Vitamin D3 + K2 Drops—Each serving supports every cellular process during pregnancy for both a mother and a developing baby.†
Best SellerVitamin D3 + K2 Drops
4.9Rated 4.9 out of 5 stars388 ReviewsFrom $28REMINDER: Each bottle of this product is 900 servings. Key Benefits and Actions† Supports a healthy immune system Supports healthy teeth and b...
View full details -
Quench your body’s thirst for healthy hydration with the unique blend of ingredients found in the improved formula of Optimal Electrolyte!†
Optimal Electrolyte—Formulated with key ingredients, including sodium from real Himalayan pink salt and potassium, PeakATP®, niacin, and magnesium that easily mixes with water to support hydration for heart and muscle health.†
Best SellerImprovedOptimal Electrolyte
4.6Rated 4.6 out of 5 stars1,480 ReviewsFrom $38Supports healthy muscle contraction and relaxation Supports healthy heart rhythm and contraction Hydration Blend with PeakATP ®, HydroPrime ®, H...
View full details -
Promote the healthy development of your baby’s brain, spinal cord, and immune system while supporting your pregnancy health with Prenatal Essentials!†
Prenatal Essentials—Contains only the essential nutrients you need in superior and bioavailable forms, including folinic acid, bioactive B12, and chelated minerals for targeted pregnancy support.†
Best SellerPrenatal Essentials
4.8Rated 4.8 out of 5 stars438 ReviewsFrom $35Key Benefits and Actions† 2-capsule serving size provides your prenatal vitamin essentials Bioavailable B12 and folate support healthy methylati...
View full details -
Choose a delivery form of vitamin C that enhances absorption and minimizes potential GI side effects. Choose Liposomal Vitamin C!†
Liposomal Vitamin C—A powerful antioxidant and immune support formula providing 1,000 mg of vitamin C per serving and packaged in soy-free liposomes to enhance absorption and delivery.†
Best SellerLiposomal Vitamin C
4.8Rated 4.8 out of 5 stars523 ReviewsFrom $35Key Benefits and Actions† Liposomal vitamin C for enhanced absorption and GI comfort Potent antioxidant support for immune health Supports healt...
View full details -
Supports healthy aging, detoxification, immune system, and physical activity with Liposomal Glutathione Plus!†
Liposomal Glutathione Plus—A powerful antioxidant support formula with a liposomal delivery that enhances absorption of the reduced, active form of glutathione and other key nutrients that support glutathione recycling and function.†
Best SellerDiscontinuedLiposomal Glutathione Plus
4.7Rated 4.7 out of 5 stars389 ReviewsFrom $50Key Benefits and Actions† Powerful liposomal glutathione plus nutrients for recycling and utilization Reduced form supports optimal antioxidant ...
View full details