About SFI Health
Klaire Labs, now part of the SFI Health family of brands, was founded in 1969 by Claire Farr with a focus on purity, potency, and clean professional formulations.
The brand is known for practitioner-focused supplements, especially probiotics, digestive health formulas, hypoallergenic products, and targeted nutritional support for sensitive individuals.
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189 products
Vascular Health Support
Benefits and Features
Pycnogenol® French maritime pine bark extract is a patented plant extract with flavonoid proanthocyanidins, organic acids, and other phytonutrients.
Detail Overview
Pycnogenol® is a powerful scavenger of free radicals involved in inflammatory processes and supports the elasticity and integrity of collagen in joints, capillaries, blood vessels, and skin.† This premium French maritime pine bark extract contains numerous bioactive compounds that support capillary and connective tissue function and provide antioxidant protection.†
SUPPLEMENT FACTS
| Serving Size 1 Capsule | ||
| Amount Per Capsule | % Daily Value | |
|---|---|---|
| French Maritime Pine Extract (Pinus pinaster) (bark) Pycnogenol®‡ | 50 mg | * |
| * Daily value not established | ||
Other Ingredients:
Microcrystalline cellulose, vegetarian capsule (hydroxypropyl methylcellulose, water), L-leucine, and silicon dioxide.
‡Pycnogenol® is a registered trademark of Horphag Research Ltd. Use of this product may be protected by one or more U.S. patents and other international patents.
Suggested Use
Adults: 1 capsule, 1 to 4 times daily with food or as directed by a healthcare professional. Children: As directed by a healthcare professional.
Allergy Statement
Made without common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, soybeans, and sesame. Non-GMO, Vegan, No synthetic colors, flavors or preservatives.
Caution
Consult your physician If you are pregnant or nursing, or have a medical condition, or taking prescription drugs, or under the age of 18 years. KEEP OUT OF REACH OF CHILDREN.
Support Sleep & Wellbeing
Benefits and Features
This essential alpha-amino acid helps make proteins and brain-signaling chemicals like the neurotransmitters serotonin and melatonin.†
Detail Overview
L-Tryptophan is an essential alpha-amino acid that is a precursor to the neurotransmitters serotonin and melatonin. Supplementation with tryptophan has been shown in numerous clinical trials to be safe, well-tolerated, and supportive of well-being, calmness, relaxation, sleep, and appetite control.† For best results, take tryptophan on an empty stomach, or with a small serving of carbohydrates.
SUPPLEMENT FACTS
| Serving Size 4 Capsules | ||
| Amount Per 4 Capsules | % Daily Value | |
|---|---|---|
| L-Tryptophan | 2,000 mg | * |
| * Daily value not established | ||
Other Ingredients:
Vegetarian capsule (hydroxypropyl methylcellulose, water), ascorbyl palmitate, and microcrystalline cellulose.
Suggested Use
Adults: 2-4 capsules at bedtime or as directed by a healthcare professional. Children: as directed by a healthcare professional.
Allergy Statement
Made without common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, soybeans, and sesame. Non-GMO, Vegan, No synthetic colors, or flavors.
Caution
Consult your physician If you are pregnant or nursing, or have a medical condition, or taking prescription drugs, (including antidepressants such as MAOIs and SSRIs, and sedatives), or under the age of 18 years. May cause drowsiness. Do not use with alcoholic beverages or before and while operating a motor vehicle or machinery. KEEP OUT OF REACH OF CHILDREN.
Supports red blood cell function, energy metabolism, and neurological health.
Benefits and Features
- High-potency, bioavailable, fast-dissolving tablets
- Promotes healthy mood†
- Supports brain, vascular, and nervous system function†
Detail Overview
Methylfolate (active folate) and methylcobalamin (Vitamin B12) support vascular, mood, brain, and nervous system function in a form that's easy for your body to digest, absorb, and use.
SUPPLEMENT FACTS
| Serving Size 1 Tablet | ||
| Amount Per Tablet | % Daily Value | |
|---|---|---|
| Folate (as Metafolin®‡ calcium L-5- methyltetrahydrofolate) | 1,360 mcg DFE (800 mcg) |
340% |
| Vitamin B12 (as methylcobalamin) | 1,000 mcg | 41,667% |
Other Ingredients:
Mannitol, vegetable stearine, silicon dioxide, croscarmellose sodium, and stearic acid.
Contains bioengineered ingredient.
References:
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‡Metafolin is a registered trademark of Merck KGaA, Darmstadt, Germany.®
Suggested Use
Adults: 1 lozenge daily as needed or as directed by a healthcare professional. Dissolve in the mouth and swallow, or chew if desired. Children: As directed by a healthcare professional
Allergy Statement
Made without common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, sesame, and soybeans. No artificial colors, flavors, or preservatives. Vegan.
Caution
Consult with your physician if you are pregnant or nursing, or have any medical conditions, or taking prescription drugs, or under the age of 18 years. KEEP OUT OF REACH OF CHILDREN.
Buffered C with bioflavonoids
A non-acidic form of vitamin C plus bioflavonoids work together to support capillary strength, connective tissue structure, and immune function. This formula is ideal for those who want the protective benefits of these antioxidants for the skin, joints, heart, and immune system.
Ester-C® Bio is a synergistic combination of a non-acidic form of vitamin C and several different types of bioflavonoids. These nutrients work together to support capillary strength, connective tissue structure, and immune function, making this formula a good choice for those who wish to obtain the protective benefits of these antioxidants for the skin, joints, heart, and immune system.† Ester-C® Bio can be taken by anyone who wishes to increase their intake of vitamin C and plant-derived bioflavonoid antioxidants to support capillary and connective tissue functions.
SUPPLEMENT FACTS
| Serving Size 1 Capsule | ||
| Amount Per Capsule | % Daily Value | |
|---|---|---|
| Vitamin C (as calcium L-ascorbate) Ester-C®‡ | 540 mg | 600% |
| Calcium (as calcium L-ascorbate) Ester-C®‡ | 60 mg | 5% |
| Citrus Bioflavonoid Complex (Citrus aurantium)(peel and fruit) | 50 mg | * |
| Rutin(sophora japonica)(Japanese pagoda tree bud extract) | 75 mg | * |
| French Maritime Pine Extract (Pinus pinaster)(bark) Pycnogenol®‡‡ | 3 mg | * |
| * Daily value not established | ||
Other Ingredients:
Vegetarian capsule (hydroxypropyl methylcellulose, water), stearic acid, microcrystalline cellulose, and silicon dioxide.
‡Ester-C® are registered trademarks of the Ester-C® Company.
‡‡Pycnogenol® is a registered trademark of Horphag Research Ltd. Use of this product is protected by one or more U.S. patents and other international patents.
Suggested Use
1 capsule, 1 to 2 times daily with food or as directed by a healthcare professional.
Allergy Statement
Free of the following common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, and soybeans. Contains no artificial colors, flavors, or preservatives.
Caution
If you are pregnant, nursing, have a medical condition, or taking prescription drugs, consult your physician before using this product. KEEP OUT OF REACH OF CHILDREN.
Additional support for developing microbiomes.
Promote infant microbiome development.
Product Overview
THER-BIOTIC® Baby is a gentle probiotic blend containing 10 carefully selected species, specifically selected to help support the gut health of infants and young children.
This formula is particularly beneficial for babies who have experienced cesarean birth, formula feeding, exposure to medications, environmental stressors, or changes in the maternal diet.
Benefits
- Supports metabolic, intestinal, and immune health
- Helps ease occasional fussiness and gassiness
- Promotes bowel regularity and consistency
- Promotes a healthy and diverse gut microbiome for overall health
Who Can Benefit
- Infants and young children who need support for their metabolism, intestinal health, and immune system
- Young children exposed to medications or different environmental factors, such as pollution or allergens, that might impact their digestive and immune systems
Key Features
- Does not change the taste or texture of breast milk, formula, or food
- Hypoallergenic and pure for best results
- Available in 5B CFU powder that can be mixed with breast milk, formula, or food
Storage
- Refrigerate
Detailed Overview
THER-BIOTIC® Baby is a 10-species probiotic blend, formulated to safely and gently meet the metabolic, intestinal, and immune support needs of infants and young children.
This formula helps to support a normal infant microbiota that can be easily disrupted by cesarean section delivery, formula feedings, medications, environmental exposures, or maternal diet. Each scoop (0.5 gram) provides 5 billion CFU.
By enhancing the natural gut environment from an early age, THER-BIOTIC® Baby helps establish a strong foundation for better health, making it a healthy addition to your child’s daily care routine.
SUPPLEMENT FACTS
| Serving Size 1 Scoop (Approx. 0.5 gram) • Servings Per Container 120 | ||
| Amount Per Scoop | % Daily Value | |
|---|---|---|
| Proprietary Probiotic Blend (5 billion CFU) in a base of inulin (from chicory root) and partially hydrolyzed guar gum | 500 mg | |
| Lactobacillus species 2.5 billion CFU (2.5 billion CFU) | - | |
| Lactobacillus rhamnosus | * | |
| Lactobacillus casei | * | |
| Lactobacillus paracasei | * | |
| Lactobacillus gasseri | * | |
| Lactobacillus salivarius | * | |
| Bifidobacterium species (2.5 billion CFU) | - | |
| Bifidobacterium infantis | * | |
| Bifidobacterium bifidum | * | |
| Bifidobacterium longum | * | |
| Bifidobacterium breve | * | |
| Bifidobacterium lactis | * | |
| * Daily value not established | ||
Other Ingredients:
Inulin (from chicory root)
Suggested Use
Infants 6 months and up: 1/4 to 1 scoop as tolerated, or as directed by a healthcare professional. You can mix with breast milk, formula, or food that is at or below body temperature
Allergy Statement
- This product is made without common allergens, including milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, soybeans, and sesame
- It does not contain synthetic colors, flavors, or preservatives
- Non-GMO
- Vegetarian
Caution
- Ther-Biotic® Baby should not replace any medication
- Do not feed the powder directly to infants or children
- If your child has a medical condition or is taking prescription drugs, consult your physician before using this product
- Always consult your physician before exceeding the recommended daily amount
- Use this product only under the supervision of a physician or licensed healthcare practitioner
- Keep out of reach of children
FAQS
Extra antioxidant protection to support eye health
Benefits and Features
OcuThera™ supports the actions of MultiThera™ multivitamin formulas with key amino acids, antioxidants, and phytonutrients that protect and support your eye health.†
Detail Overview
Visual tissues are highly susceptible to free radical damage from daily exposure to light radiation and oxygen. Lutein, bilberry, and other antioxidants help support natural antioxidant defense mechanisms of the ocular lens, retina, and macula.†
SUPPLEMENT FACTS
| Serving Size 2 Capsules | ||
| Amount Per 2 Capsules | % Daily Value | |
|---|---|---|
| Vitamin C (as L-ascorbic acid) | 250 mg | 278% |
| Vitamin E (as RRR-alpha-tocopheryl acid succinate) | 134 mg | 893% |
| Lutein (Tagetes erecta)(marigold flower extract) | 15 mg | * |
| Zeaxanthin (Tagetes erecta)(marigold flower extract) | 0.75 mg | * |
| N-Acetyl-L-Cysteine | 300 mg | * |
| L-Glutathione (reduced form) | 50 mg | * |
| Alpha-Lipoic Acid | 50 mg | * |
| Taurine | 300 mg | * |
| Bilberry Extract (Vaccinium myrtillus) (fruit) (standardized to 25% anthocyanosides) | 60 mg | * |
| Red Grape Extract (Vitis vinifera) (seeds, skin, fruit/pulp) (full-spectrum phytonutrients, includes trans-resveratrol) | 50 mg | * |
| * Daily value not established | ||
Other Ingredients:
Vegetarian capsule (hydroxypropyl methylcellulose, water), ascorbyl palmitate, microcrystalline cellulose, silicon dioxide, and natural orange flavor.
Suggested Use
Adults: 2 capsules daily with food or as directed by a healthcare professional. Children: As directed by a healthcare professional.
Allergy Statement
Made without common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, soybeans, and sesame. Non-GMO, Vegetarian, No synthetic colors, or flavors.
Caution
Consult your physician If you are pregnant or nursing, or have a medical condition, or taking prescription drugs, or under the age of 18 years. KEEP OUT OF REACH OF CHILDREN.
Supports bone health
Benefits and Features
Designed to work along with MultiThera™ multivitamin to provide optimal amounts of highly bioavailable forms of vitamins and minerals essential for bone health.™
Detail Overview
OsteoThera™ provides highly bioavailable forms of minerals essential for bone health plus synergistic nutrients are included to maximize mineral absorption using the least number of capsules.† Calcium and vitamin D support bone mineral density, magnesium supports bone strength and metabolism, boron promotes calcium and magnesium balance, and vitamin K activates proteins used in bone metabolism.† OsteoThera™ is a good choice for adult men and women of all ages.
SUPPLEMENT FACTS
| Serving Size 2 Capsules | ||
| Amount Per 2 Capsules | % Daily Value | |
|---|---|---|
| Vitamin D3 (as cholecalciferol) | 5 mcg | 25% |
| Vitamin K (50% as vitamin K1 phytonadione, 25% as vitamin K2 menaquinone-4, and 25% as vitamin K2 menaquinone-7) | 200 mcg | 167% |
| Calcium (as calcium citrate-malate complex) | 250 mg | 19% |
| Magnesium (as Albion® magnesium bisglycinate chelate buffered - magnesium bisglycinate chelate, magnesium oxide‡) | 100 mg | 24% |
| Boron (as boron aspartate-citrate complex) | 0.5 mg | * |
| * Daily value not established | ||
Other Ingredients:
Vegetarian capsule (hydroxypropyl methylcellulose, water), ascorbyl palmitate and microcrystalline cellulose.
References: undefined
‡Albion® is a registered trademark of Balchem Corporation or its subsidiaries.
Suggested Use
Adults: 2 capsules, 2 times daily with food or as directed by a healthcare professional. Children: As directed by a healthcare professional.
Allergy Statement
Made without common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, soybeans, yeast, and sesame. No synthetic colors or flavors. Non-GMO, Vegetarian.
Caution
Consult with your physician If you are pregnant or nursing, or have a medical condition, or taking prescription drugs, or under the age of 18 years. KEEP OUT OF REACH OF CHILDREN.
Supplies concentrated amounts of resveratrol to support cardiovascular, cognitive and cellular health
Benefits and Features
Resveratrol, the plant compound with antioxidant activity found in grapes, red wine, and many berries, promotes cardiovascular health, mitochondrial function, and provides antioxidant support.†
Detail Overview
This botanical extract supplies a concentrated amount of resveratrol in its biologically active trans form. Each 500 mg capsule supplies 250 mg of transresveratrol derived from Japanese Knotweed (Polygonum cuspidatum) root, one of the richest-known sources and an herb utilized for centuries for its supportive properties.†
SUPPLEMENT FACTS
| Serving Size 1 Capsule | ||
| Amount Per Capsule | % Daily Value | |
|---|---|---|
| Japanese Knotweed Extract (Polygonum cuspidatum)(root)(standardized to 50% [250 mg trans-resveratrol]) |
500 mg | * |
| * Daily value not established | ||
Other Ingredients:
Vegetarian capsule (hydroxypropyl methylcellulose, water), microcrystalline cellulose, ascorbyl palmitate, and silicon dioxide.
Suggested Use
Adults: 1 capsule, 1 to 2 times daily with food or as directed by a healthcare professional. Children: As directed by a healthcare professional.
Allergy Statement
Made without common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, soybeans, and sesame. Non-GMO, Vegan, No synthetic colors or flavors.
Caution
Consult with your physician if you are pregnant or nursing, or have any medical condition, or taking prescription drugs, or under the age of 18 years. KEEP OUT OF REACH OF CHILDREN.
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