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Para-Aminobenzoic Acid (PABA)
Para-aminobenzoic
acid or PABA is a non-protein amino acid that is widely distributed in
nature.
Para-Aminobenzoic Acid (PABA) is part of the folic acid molecule and is
a member of the B complex. It is made by intestinal bacteria and can be
found in bran, brown rice, kidney, liver, molasses, sunflower seeds,
wheat germ, whole-grain products and yogurt.
How it Works in Your Body:
When used as a topical sunscreen it shields your skin from ultraviolet
(UV) radiation damage
Treats Vitiligo, a condition characterized by discoloration or
depigmentation of some areas of the skin
Increases effectiveness of folic acid, vitamin-B complex and
vitamin C
May rejuvenate skin
May treat arthritis
May treat constipation
May treat gastrointestinal disorders
May treat nervousness and irritability
Where it is Found:
Brewer’s yeast
Wheat germ
Liver
Eggs
Molasses
Bran
Brown rice
Sunflower seeds
Whole-grain products
Yogurt
Kidney
How to Use:
Available as:
PABA is an ingredient in many topical sunscreen products
PABA is an ingredient in many multivitamin/mineral preparations
Cautions:
Don’t take if you:
Take any sulfonamide (“sulfa drugs”) or antibiotic internally due to the
inhibiting effects of PABA when used with these substances
Consult
your doctor if you:
Are pregnant, there is a possibility you are pregnant or plan to become
pregnant in the future.
Pregnancy:
Do not take internally. No problems are expected while taking PABA
topically. The risks of taking this supplement are greater than the
benefits.
Breastfeeding:
Do not take internally. No problems are expected while taking PABA
topically. The risks of taking this supplement are greater than the
benefits.
Infants and Children:
It is hazardous to treat infants and children under 2 with any
supplement.
Storage:
Keep in a cool and dry location, but do not freeze.
Keep safely away from children.
Do not keep in bathroom medicine cabinet. Heat and dampness may alter
the action of the supplement.
Safe dosage:
To date, there has been no “safe” dosage established.
Do not take an oral supplement of PABA without a physician’s supervision
Toxicity:
If PABA is taken continuously in high doses, it may exhibit toxic
effects on the liver. PABA is stored in the tissues.
Side Effects:
Signs and symptoms: What to do?
Diarrhea : Discontinue use. Call your physician immediately.
Fever : Discontinue use. Call your physician immediately.
Liver disease, evidenced by abnormal liver- function tests, jaundice
(yellow skin and eyes), vomiting : Discontinue use. Call your physician
immediately.
Nausea or vomiting : Discontinue use. Call your physician immediately.
Skin rash : Discontinue use. Call your physician immediately.
Acidophilus (Lactobacillus)
Blue-Green Algae (Spirulina,
Spirulina Maxima) Spirulina Platensis
Calcium (Calcium citrate) Calcium
Gluconate)
Choline
Chondroitin Sulfate
Coenzyme Q (CoQ, Ubiquinoe, Coenzyme
Q10)
Conjugated Linoleic Acid (CLA)
Creatine
Dehydroepiandrosterone (DHEA)
Desiccated Liver (Dessicated Liver)
Gamma-Linolenic Acid (GLA) Evening
Primrose Oil)
Ginkgo Biloba (Ginkgoaceae)
Ginseng (Asian, American, Korean,
Chinese, Panax, Quinquefolius)
Inositol (Myoinositol)
Iron (Ferrous Sulfate)
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Jojoba (Goatnut, Simmondsia Chinensis)
L-Carnitine
Lecithin (Phosphatidylcholine)
Magnesium
Melatonin
Omega 3 Fatty Acids
Para-Aminobenzoic Acid (PABA)
Potassium (Potassium Chloride,
Trikates)
Pregnenolone
Royal Jelly
Vitamin B-1 (Thiamine)
Vitamin B-2 (Riboflavin)
Vitamin B-3 (Niacin)
Vitamin B-5 (Pantothenic Acid)
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Vitamin B-6 (Pyridoxine, pyridoxal
phosphate)
Vitamin B-9 (Folic Acid) Folate,
Pteroyiglutamic Acid) Folacin)
Vitamin B-12 (Cyanocobalamin)
Vitamin C (Ascorbic Acid)
Vitamin D (cholecalciferol, sunshine
vitamin)
Vitamin E (alpha-tocopherol)
Vitamin H (Biotin)
Vitamin K (Phytonadione)
Vitamin P (Bioflavonoids,
Phytochemicals) |
Para-aminobenzoic acid overdose
Alternative names
PABA
Definition
This
poisoning is from an overdose of para-aminobenzoic acid (PABA).
Poisonous Ingredient
Para-aminobenzoic
acid
Where
Found
-
Some
sunscreen products
-
Other skin care products
Symptoms
Note:
most toxic reactions to PABA are from allergic reactions, not overdoses.
-
Respiratory
-
Slowed breathing (in extremely high doses)
-
Shortness of breath (more common in allergic reactions)
-
Eyes, ears, nose, and throat
-
Eye irritation may occur after eye exposure
-
Skin
-
Gastrointestinal
-
Nervous system (all effects are with extremely high doses)
Home
Treatment
If you
suspect that someone might be having an allergic reaction to PABA or may
have been exposed to a toxic dose of PABA, call Poison Control and seek
medical care immediately. Irrigate or wash any skin which may have been
exposed to PABA. Flush eyes with large amounts of water for eye
exposure. Do not induce vomiting.
Before
Calling Emergency
Determine the following information:
-
The
patient's age, weight, and condition
-
Name
of product (as well as the ingredients and strength, if known)
-
The
time it was swallowed
-
The
amount swallowed
What to
expect at the emergency room
Some, or
all of the following procedures may be performed:
-
For
swallowed poison
-
Placement of a tube down the nose and into the stomach (a
nasogastric tube, or an NG tube) to wash out the stomach
(gastric lavage)
-
Activated charcoal administration
-
Endoscopy -- the placement of a camera down the throat to see
the extent of burns to the esophagus and the stomach
-
Give IV fluids
-
Admission to the hospital
-
Give an antidote
-
Treat the symptoms
-
For
skin exposure
-
Irrigation (washing of the skin), perhaps every few hours for
several days
-
Skin debridement (surgical removal of burned skin)
-
Admission or transfer to a hospital that specializes in burn
care
-
For
allergic reactions
-
Use of diphenhydramine
-
Use of prednisone
Expectations (prognosis)
Ingestion of sunscreen products containing PABA rarely causes symptoms,
except in very large doses. Some patients may be allergic to PABA.
by:
Cherlin Johnson, M.D., Department of Emergency Medicine, University of
Southern California, Los Angeles, CA. Review provided by VeriMed
Healthcare Network.

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